src/freebsd_sysctl.c

   1 #include "common.h"
   2
   3 #include <sys/vmmeter.h>
   4 #include <sys/devicestat.h>
   5 #include <sys/mount.h>
   6 #include <vm/vm_param.h>
   7
   8 #define _KERNEL
   9 #include <sys/sem.h>
  10 #include <sys/shm.h>
  11 #include <sys/msg.h>
  12 #undef _KERNEL
  13
  14 #include <net/netisr.h>
  15 #include <net/if.h>
  16 #include <ifaddrs.h>
  17
  18 #include <netinet/ip.h>
  19 #include <netinet/ip_var.h>
  20 #include <netinet/ip_icmp.h>
  21 #include <netinet/icmp_var.h>
  22 #include <netinet6/ip6_var.h>
  23 #include <netinet/icmp6.h>
  24 #include <netinet/tcp_var.h>
  25 #include <netinet/tcp_fsm.h>
  26 #include <netinet/udp.h>
  27 #include <netinet/udp_var.h>
  28
  29 // --------------------------------------------------------------------------------------------------------------------
  30 // common definitions and variables
  31
  32 #define KILO_FACTOR 1024
  33 #define MEGA_FACTOR 1048576     // 1024 * 1024
  34 #define GIGA_FACTOR 1073741824  // 1024 * 1024 * 1024
  35
  36 #define MAX_INT_DIGITS 10 // maximum number of digits for int
  37
  38 int system_pagesize = PAGE_SIZE;
  39 int number_of_cpus = 1;
  40
  41 // --------------------------------------------------------------------------------------------------------------------
  42 // FreeBSD plugin initialization
  43
  44 int freebsd_plugin_init()
  45 {
  46     system_pagesize = getpagesize();
  47     if (system_pagesize <= 0) {
  48         error("FREEBSD: can't get system page size");
  49         return 1;
  50     }
  51
  52     if (unlikely(GETSYSCTL_BY_NAME("kern.smp.cpus", number_of_cpus))) {
  53         error("FREEBSD: can't get number of cpus");
  54         return 1;
  55     }
  56
  57     if (unlikely(!number_of_cpus)) {
  58         error("FREEBSD: wrong number of cpus");
  59         return 1;
  60     }
  61
  62     return 0;
  63 }
  64
  65 // --------------------------------------------------------------------------------------------------------------------
  66 // vm.loadavg
  67
  68 // FreeBSD calculates load averages once every 5 seconds
  69 #define MIN_LOADAVG_UPDATE_EVERY 5
  70
  71 int do_vm_loadavg(int update_every, usec_t dt){
  72     static usec_t next_loadavg_dt = 0;
  73
  74     if (next_loadavg_dt <= dt) {
  75         static int mib[2] = {0, 0};
  76         struct loadavg sysload;
  77
  78         if (unlikely(GETSYSCTL_SIMPLE("vm.loadavg", mib, sysload))) {
  79             error("DISABLED: system.load chart");
  80             error("DISABLED: vm.loadavg module");
  81             return 1;
  82         } else {
  83
  84             // --------------------------------------------------------------------
  85
  86             static RRDSET *st = NULL;
  87             static RRDDIM *rd_load1 = NULL, *rd_load2 = NULL, *rd_load3 = NULL;
  88
  89             if (unlikely(!st)) {
  90                 st = rrdset_create_localhost("system",
  91                                              "load",
  92                                              NULL,
  93                                              "load",
  94                                              NULL,
  95                                              "System Load Average",
  96                                              "load",
  97                                              100,
  98                                              (update_every < MIN_LOADAVG_UPDATE_EVERY) ?
  99                                              MIN_LOADAVG_UPDATE_EVERY : update_every, RRDSET_TYPE_LINE
 100                 );
 101                 rd_load1 = rrddim_add(st, "load1", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
 102                 rd_load2 = rrddim_add(st, "load5", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
 103                 rd_load3 = rrddim_add(st, "load15", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
 104             } else
 105                 rrdset_next(st);
 106
 107             rrddim_set_by_pointer(st, rd_load1, (collected_number) ((double) sysload.ldavg[0] / sysload.fscale * 1000));
 108             rrddim_set_by_pointer(st, rd_load2, (collected_number) ((double) sysload.ldavg[1] / sysload.fscale * 1000));
 109             rrddim_set_by_pointer(st, rd_load3, (collected_number) ((double) sysload.ldavg[2] / sysload.fscale * 1000));
 110             rrdset_done(st);
 111
 112             next_loadavg_dt = st->update_every * USEC_PER_SEC;
 113         }
 114     }
 115     else
 116         next_loadavg_dt -= dt;
 117
 118     return 0;
 119 }
 120
 121 // --------------------------------------------------------------------------------------------------------------------
 122 // vm.vmtotal
 123
 124 int do_vm_vmtotal(int update_every, usec_t dt) {
 125     static int do_all_processes = -1, do_processes = -1, do_committed = -1;
 126
 127     if (unlikely(do_all_processes == -1)) {
 128         do_all_processes    = config_get_boolean("plugin:freebsd:vm.vmtotal", "enable total processes", 1);
 129         do_processes        = config_get_boolean("plugin:freebsd:vm.vmtotal", "processes running", 1);
 130         do_committed        = config_get_boolean("plugin:freebsd:vm.vmtotal", "committed memory", 1);
 131     }
 132
 133     if (likely(do_all_processes | do_processes | do_committed)) {
 134         static int mib[2] = {0, 0};
 135         struct vmtotal vmtotal_data;
 136
 137         if (unlikely(GETSYSCTL_SIMPLE("vm.vmtotal", mib, vmtotal_data))) {
 138             do_all_processes = 0;
 139             error("DISABLED: system.active_processes chart");
 140             do_processes = 0;
 141             error("DISABLED: system.processes chart");
 142             do_committed = 0;
 143             error("DISABLED: mem.committed chart");
 144             error("DISABLED: vm.vmtotal module");
 145             return 1;
 146         } else {
 147
 148             // --------------------------------------------------------------------
 149
 150             if (likely(do_all_processes)) {
 151                 static RRDSET *st = NULL;
 152                 static RRDDIM *rd = NULL;
 153
 154                 if (unlikely(!st)) {
 155                     st = rrdset_create_localhost("system",
 156                                                  "active_processes",
 157                                                  NULL,
 158                                                  "processes",
 159                                                  NULL,
 160                                                  "System Active Processes",
 161                                                  "processes",
 162                                                  750,
 163                                                  update_every,
 164                                                  RRDSET_TYPE_LINE
 165                     );
 166                     rd = rrddim_add(st, "active", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
 167                 }
 168                 else rrdset_next(st);
 169
 170                 rrddim_set_by_pointer(st, rd, (vmtotal_data.t_rq + vmtotal_data.t_dw + vmtotal_data.t_pw + vmtotal_data.t_sl + vmtotal_data.t_sw));
 171                 rrdset_done(st);
 172             }
 173
 174             // --------------------------------------------------------------------
 175
 176             if (likely(do_processes)) {
 177                 static RRDSET *st = NULL;
 178                 static RRDDIM *rd_running = NULL, *rd_blocked = NULL;
 179
 180                 st = rrdset_find_bytype_localhost("system", "processes");
 181                 if (unlikely(!st)) {
 182                     st = rrdset_create_localhost("system",
 183                                                  "processes",
 184                                                  NULL,
 185                                                  "processes",
 186                                                  NULL,
 187                                                  "System Processes",
 188                                                  "processes",
 189                                                  600,
 190                                                  update_every,
 191                                                  RRDSET_TYPE_LINE
 192                     );
 193
 194                     rd_running = rrddim_add(st, "running", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
 195                     rd_blocked = rrddim_add(st, "blocked", NULL, -1, 1, RRD_ALGORITHM_ABSOLUTE);
 196                 }
 197                 else rrdset_next(st);
 198
 199                 rrddim_set_by_pointer(st, rd_running, vmtotal_data.t_rq);
 200                 rrddim_set_by_pointer(st, rd_blocked, (vmtotal_data.t_dw + vmtotal_data.t_pw));
 201                 rrdset_done(st);
 202             }
 203
 204             // --------------------------------------------------------------------
 205
 206             if (likely(do_committed)) {
 207                 static RRDSET *st = NULL;
 208                 static RRDDIM *rd = NULL;
 209
 210                 if (unlikely(!st)) {
 211                     st = rrdset_create_localhost("mem",
 212                                                  "committed",
 213                                                  NULL,
 214                                                  "system",
 215                                                  NULL,
 216                                                  "Committed (Allocated) Memory",
 217                                                  "MB",
 218                                                  5000,
 219                                                  update_every,
 220                                                  RRDSET_TYPE_AREA
 221                     );
 222                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
 223
 224                     rd = rrddim_add(st, "Committed_AS", NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 225                 }
 226                 else rrdset_next(st);
 227
 228                 rrddim_set_by_pointer(st, rd, vmtotal_data.t_rm);
 229                 rrdset_done(st);
 230             }
 231         }
 232     } else {
 233         error("DISABLED: vm.vmtotal module");
 234         return 1;
 235     }
 236
 237     return 0;
 238 }
 239
 240 // --------------------------------------------------------------------------------------------------------------------
 241 // kern.cp_time
 242
 243 int do_kern_cp_time(int update_every, usec_t dt) {
 244     if (unlikely(CPUSTATES != 5)) {
 245         error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
 246         error("DISABLED: system.cpu chart");
 247         error("DISABLED: kern.cp_time module");
 248         return 1;
 249     } else {
 250         static int mib[2] = {0, 0};
 251         long cp_time[CPUSTATES];
 252
 253         if (unlikely(GETSYSCTL_SIMPLE("kern.cp_time", mib, cp_time))) {
 254             error("DISABLED: system.cpu chart");
 255             error("DISABLED: kern.cp_time module");
 256             return 1;
 257         } else {
 258
 259             // --------------------------------------------------------------------
 260
 261             static RRDSET *st = NULL;
 262             static RRDDIM *rd_nice = NULL, *rd_system = NULL, *rd_user = NULL, *rd_interrupt = NULL, *rd_idle = NULL;
 263
 264             if (unlikely(!st)) {
 265                 st = rrdset_create_localhost("system",
 266                                              "cpu",
 267                                              NULL,
 268                                              "cpu",
 269                                              "system.cpu",
 270                                              "Total CPU utilization",
 271                                              "percentage",
 272                                              100, update_every,
 273                                              RRDSET_TYPE_STACKED
 274                 );
 275
 276                 rd_nice         = rrddim_add(st, "nice", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 277                 rd_system       = rrddim_add(st, "system", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 278                 rd_user         = rrddim_add(st, "user", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 279                 rd_interrupt    = rrddim_add(st, "interrupt", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 280                 rd_idle         = rrddim_add(st, "idle", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 281                 rrddim_hide(st, "idle");
 282             }
 283             else rrdset_next(st);
 284
 285             rrddim_set_by_pointer(st, rd_nice, cp_time[1]);
 286             rrddim_set_by_pointer(st, rd_system, cp_time[2]);
 287             rrddim_set_by_pointer(st, rd_user, cp_time[0]);
 288             rrddim_set_by_pointer(st, rd_interrupt, cp_time[3]);
 289             rrddim_set_by_pointer(st, rd_idle, cp_time[4]);
 290             rrdset_done(st);
 291         }
 292     }
 293
 294     return 0;
 295 }
 296
 297 // --------------------------------------------------------------------------------------------------------------------
 298 // kern.cp_times
 299
 300 int do_kern_cp_times(int update_every, usec_t dt) {
 301     if (unlikely(CPUSTATES != 5)) {
 302         error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
 303         error("DISABLED: cpu.cpuXX charts");
 304         error("DISABLED: kern.cp_times module");
 305         return 1;
 306     } else {
 307         static int mib[2] = {0, 0};
 308         long cp_time[CPUSTATES];
 309         static long *pcpu_cp_time = NULL;
 310
 311         pcpu_cp_time = reallocz(pcpu_cp_time, sizeof(cp_time) * number_of_cpus);
 312         if (unlikely(GETSYSCTL_WSIZE("kern.cp_times", mib, pcpu_cp_time, sizeof(cp_time) * number_of_cpus))) {
 313             error("DISABLED: cpu.cpuXX charts");
 314             error("DISABLED: kern.cp_times module");
 315             return 1;
 316         } else {
 317
 318             // --------------------------------------------------------------------
 319
 320             int i;
 321             static struct cpu_chart {
 322                 char cpuid[MAX_INT_DIGITS + 4];
 323                 RRDSET *st;
 324                 RRDDIM *rd_user;
 325                 RRDDIM *rd_nice;
 326                 RRDDIM *rd_system;
 327                 RRDDIM *rd_interrupt;
 328                 RRDDIM *rd_idle;
 329             } *all_cpu_charts = NULL;
 330
 331             all_cpu_charts = reallocz(all_cpu_charts, sizeof(struct cpu_chart) * number_of_cpus);
 332
 333             for (i = 0; i < number_of_cpus; i++) {
 334                 if (unlikely(!all_cpu_charts[i].st)) {
 335                     snprintfz(all_cpu_charts[i].cpuid, MAX_INT_DIGITS, "cpu%d", i);
 336                     all_cpu_charts[i].st = rrdset_create_localhost("cpu",
 337                                                                all_cpu_charts[i].cpuid,
 338                                                               NULL,
 339                                                               "utilization",
 340                                                               "cpu.cpu",
 341                                                               "Core utilization",
 342                                                               "percentage",
 343                                                               1000,
 344                                                               update_every,
 345                                                               RRDSET_TYPE_STACKED
 346                     );
 347
 348                     all_cpu_charts[i].rd_nice       = rrddim_add(all_cpu_charts[i].st, "nice", NULL, 1, 1,
 349                                                                  RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 350                     all_cpu_charts[i].rd_system     = rrddim_add(all_cpu_charts[i].st, "system", NULL, 1, 1,
 351                                                                  RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 352                     all_cpu_charts[i].rd_user       = rrddim_add(all_cpu_charts[i].st, "user", NULL, 1, 1,
 353                                                                  RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 354                     all_cpu_charts[i].rd_interrupt  = rrddim_add(all_cpu_charts[i].st, "interrupt", NULL, 1, 1,
 355                                                                  RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 356                     all_cpu_charts[i].rd_idle       = rrddim_add(all_cpu_charts[i].st, "idle", NULL, 1, 1,
 357                                                                  RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
 358                     rrddim_hide(all_cpu_charts[i].st, "idle");
 359                 } else rrdset_next(all_cpu_charts[i].st);
 360
 361                 rrddim_set_by_pointer(all_cpu_charts[i].st, all_cpu_charts[i].rd_nice, pcpu_cp_time[i * 5 + 1]);
 362                 rrddim_set_by_pointer(all_cpu_charts[i].st, all_cpu_charts[i].rd_system, pcpu_cp_time[i * 5 + 2]);
 363                 rrddim_set_by_pointer(all_cpu_charts[i].st, all_cpu_charts[i].rd_user, pcpu_cp_time[i * 5 + 0]);
 364                 rrddim_set_by_pointer(all_cpu_charts[i].st, all_cpu_charts[i].rd_interrupt, pcpu_cp_time[i * 5 + 3]);
 365                 rrddim_set_by_pointer(all_cpu_charts[i].st, all_cpu_charts[i].rd_idle, pcpu_cp_time[i * 5 + 4]);
 366                 rrdset_done(all_cpu_charts[i].st);
 367             }
 368         }
 369     }
 370
 371     return 0;
 372 }
 373
 374 // --------------------------------------------------------------------------------------------------------------------
 375 // hw.intrcnt
 376
 377 int do_hw_intcnt(int update_every, usec_t dt) {
 378     static int mib_hw_intrcnt[2] = {0, 0};
 379     size_t intrcnt_size;
 380     int i;
 381
 382     if (unlikely(GETSYSCTL_SIZE("hw.intrcnt", mib_hw_intrcnt, intrcnt_size))) {
 383         error("DISABLED: system.intr chart");
 384         error("DISABLED: system.interrupts chart");
 385         error("DISABLED: hw.intrcnt module");
 386         return 1;
 387     } else {
 388         unsigned long nintr = 0;
 389         static unsigned long *intrcnt = NULL;
 390         unsigned long long totalintr = 0;
 391
 392         nintr = intrcnt_size / sizeof(u_long);
 393         intrcnt = reallocz(intrcnt, nintr * sizeof(u_long));
 394         if (unlikely(GETSYSCTL_WSIZE("hw.intrcnt", mib_hw_intrcnt, intrcnt, nintr * sizeof(u_long)))) {
 395             error("DISABLED: system.intr chart");
 396             error("DISABLED: system.interrupts chart");
 397             error("DISABLED: hw.intrcnt module");
 398             return 1;
 399         } else {
 400             for (i = 0; i < nintr; i++)
 401                 totalintr += intrcnt[i];
 402
 403             // --------------------------------------------------------------------
 404
 405             static RRDSET *st_intr = NULL;
 406             static RRDDIM *rd_intr = NULL;
 407
 408             if (unlikely(!st_intr)) {
 409                 st_intr = rrdset_create_localhost("system",
 410                                              "intr",
 411                                              NULL,
 412                                              "interrupts",
 413                                              NULL,
 414                                              "Total Hardware Interrupts",
 415                                              "interrupts/s",
 416                                              900,
 417                                              update_every,
 418                                              RRDSET_TYPE_LINE
 419                 );
 420                 rrdset_flag_set(st_intr, RRDSET_FLAG_DETAIL);
 421
 422                 rd_intr = rrddim_add(st_intr, "interrupts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 423             } else
 424                 rrdset_next(st_intr);
 425
 426             rrddim_set_by_pointer(st_intr, rd_intr, totalintr);
 427             rrdset_done(st_intr);
 428
 429             // --------------------------------------------------------------------
 430
 431             size_t size;
 432             static int mib_hw_intrnames[2] = {0, 0};
 433             static char *intrnames = NULL;
 434
 435             size = nintr * (MAXCOMLEN + 1);
 436             intrnames = reallocz(intrnames, size);
 437             if (unlikely(GETSYSCTL_WSIZE("hw.intrnames", mib_hw_intrnames, intrnames, size))) {
 438                 error("DISABLED: system.intr chart");
 439                 error("DISABLED: system.interrupts chart");
 440                 error("DISABLED: hw.intrcnt module");
 441                 return 1;
 442             } else {
 443
 444                 // --------------------------------------------------------------------
 445
 446                 static RRDSET *st_interrupts = NULL;
 447                 RRDDIM *rd_interrupts = NULL;
 448                 void *p;
 449
 450                 if (unlikely(!st_interrupts))
 451                     st_interrupts = rrdset_create_localhost("system",
 452                                                  "interrupts",
 453                                                  NULL,
 454                                                  "interrupts",
 455                                                  NULL,
 456                                                  "System interrupts",
 457                                                  "interrupts/s",
 458                                                  1000,
 459                                                  update_every,
 460                                                  RRDSET_TYPE_STACKED
 461                     );
 462                 else
 463                     rrdset_next(st_interrupts);
 464
 465                 for (i = 0; i < nintr; i++) {
 466                     p = intrnames + i * (MAXCOMLEN + 1);
 467                     if (unlikely((intrcnt[i] != 0) && (*(char *) p != 0))) {
 468                         rd_interrupts = rrddim_find(st_interrupts, p);
 469                         if (unlikely(!rd_interrupts))
 470                             rd_interrupts = rrddim_add(st_interrupts, p, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 471                         rrddim_set_by_pointer(st_interrupts, rd_interrupts, intrcnt[i]);
 472                     }
 473                 }
 474                 rrdset_done(st_interrupts);
 475             }
 476         }
 477     }
 478
 479     return 0;
 480 }
 481
 482 // --------------------------------------------------------------------------------------------------------------------
 483 // vm.stats.sys.v_intr
 484
 485 int do_vm_stats_sys_v_intr(int update_every, usec_t dt) {
 486     static int mib[4] = {0, 0, 0, 0};
 487     u_int int_number;
 488
 489     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.sys.v_intr", mib, int_number))) {
 490         error("DISABLED: system.dev_intr chart");
 491         error("DISABLED: vm.stats.sys.v_intr module");
 492         return 1;
 493     } else {
 494
 495         // --------------------------------------------------------------------
 496
 497         static RRDSET *st = NULL;
 498         static RRDDIM *rd = NULL;
 499
 500         st = rrdset_find_bytype_localhost("system", "dev_intr");
 501         if (unlikely(!st)) {
 502             st = rrdset_create_localhost("system",
 503                                          "dev_intr",
 504                                          NULL,
 505                                          "interrupts",
 506                                          NULL,
 507                                          "Device Interrupts",
 508                                          "interrupts/s",
 509                                          1000,
 510                                          update_every,
 511                                          RRDSET_TYPE_LINE
 512             );
 513
 514             rd = rrddim_add(st, "interrupts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 515         }
 516         else rrdset_next(st);
 517
 518         rrddim_set_by_pointer(st, rd, int_number);
 519         rrdset_done(st);
 520     }
 521
 522     return 0;
 523 }
 524
 525 // --------------------------------------------------------------------------------------------------------------------
 526 // vm.stats.sys.v_soft
 527
 528 int do_vm_stats_sys_v_soft(int update_every, usec_t dt) {
 529     static int mib[4] = {0, 0, 0, 0};
 530     u_int soft_intr_number;
 531
 532     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.sys.v_soft", mib, soft_intr_number))) {
 533         error("DISABLED: system.dev_intr chart");
 534         error("DISABLED: vm.stats.sys.v_soft module");
 535         return 1;
 536     } else {
 537
 538         // --------------------------------------------------------------------
 539
 540         static RRDSET *st = NULL;
 541         static RRDDIM *rd = NULL;
 542
 543         if (unlikely(!st)) {
 544             st = rrdset_create_localhost("system",
 545                                          "soft_intr",
 546                                          NULL,
 547                                          "interrupts",
 548                                          NULL,
 549                                          "Software Interrupts",
 550                                          "interrupts/s",
 551                                          1100,
 552                                          update_every,
 553                                          RRDSET_TYPE_LINE
 554             );
 555
 556             rd = rrddim_add(st, "interrupts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 557         }
 558         else rrdset_next(st);
 559
 560         rrddim_set_by_pointer(st, rd, soft_intr_number);
 561         rrdset_done(st);
 562     }
 563
 564     return 0;
 565 }
 566
 567 // --------------------------------------------------------------------------------------------------------------------
 568 // vm.stats.sys.v_swtch
 569
 570 int do_vm_stats_sys_v_swtch(int update_every, usec_t dt) {
 571     static int mib[4] = {0, 0, 0, 0};
 572     u_int ctxt_number;
 573
 574     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.sys.v_swtch", mib, ctxt_number))) {
 575         error("DISABLED: system.ctxt chart");
 576         error("DISABLED: vm.stats.sys.v_swtch module");
 577         return 1;
 578     } else {
 579
 580         // --------------------------------------------------------------------
 581
 582         static RRDSET *st = NULL;
 583         static RRDDIM *rd = NULL;
 584
 585         if (unlikely(!st)) {
 586             st = rrdset_create_localhost("system",
 587                                          "ctxt",
 588                                          NULL,
 589                                          "processes",
 590                                          NULL,
 591                                          "CPU Context Switches",
 592                                          "context switches/s",
 593                                          800,
 594                                          update_every,
 595                                          RRDSET_TYPE_LINE
 596             );
 597
 598             rd = rrddim_add(st, "switches", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 599         }
 600         else rrdset_next(st);
 601
 602         rrddim_set_by_pointer(st, rd, ctxt_number);
 603         rrdset_done(st);
 604     }
 605
 606     return 0;
 607 }
 608
 609 // --------------------------------------------------------------------------------------------------------------------
 610 // vm.stats.vm.v_forks
 611
 612 int do_vm_stats_sys_v_forks(int update_every, usec_t dt) {
 613     static int mib[4] = {0, 0, 0, 0};
 614     u_int forks_number;
 615
 616     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.vm.v_forks", mib, forks_number))) {
 617         error("DISABLED: system.forks chart");
 618         error("DISABLED: vm.stats.sys.v_swtch module");
 619         return 1;
 620     } else {
 621
 622         // --------------------------------------------------------------------
 623
 624         static RRDSET *st = NULL;
 625         static RRDDIM *rd = NULL;
 626
 627         if (unlikely(!st)) {
 628             st = rrdset_create_localhost("system",
 629                                          "forks",
 630                                          NULL,
 631                                          "processes",
 632                                          NULL,
 633                                          "Started Processes",
 634                                          "processes/s",
 635                                          700,
 636                                          update_every,
 637                                          RRDSET_TYPE_LINE
 638             );
 639
 640             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
 641
 642             rd = rrddim_add(st, "started", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 643         }
 644         else rrdset_next(st);
 645
 646         rrddim_set_by_pointer(st, rd, forks_number);
 647         rrdset_done(st);
 648     }
 649
 650     return 0;
 651 }
 652
 653 // --------------------------------------------------------------------------------------------------------------------
 654 // vm.swap_info
 655
 656 int do_vm_swap_info(int update_every, usec_t dt) {
 657     static int mib[3] = {0, 0, 0};
 658
 659     if (unlikely(getsysctl_mib("vm.swap_info", mib, 2))) {
 660         error("DISABLED: system.swap chart");
 661         error("DISABLED: vm.swap_info module");
 662         return 1;
 663     } else {
 664         int i;
 665         struct xswdev xsw;
 666         struct total_xsw {
 667             collected_number bytes_used;
 668             collected_number bytes_total;
 669         } total_xsw = {0, 0};
 670
 671         for (i = 0; ; i++) {
 672             size_t size;
 673
 674             mib[2] = i;
 675             size = sizeof(xsw);
 676             if (unlikely(sysctl(mib, 3, &xsw, &size, NULL, 0) == -1 )) {
 677                 if (unlikely(errno != ENOENT)) {
 678                     error("FREEBSD: sysctl(%s...) failed: %s", "vm.swap_info", strerror(errno));
 679                     error("DISABLED: system.swap chart");
 680                     error("DISABLED: vm.swap_info module");
 681                     return 1;
 682                 } else {
 683                     if (unlikely(size != sizeof(xsw))) {
 684                         error("FREEBSD: sysctl(%s...) expected %lu, got %lu", "vm.swap_info", (unsigned long)sizeof(xsw), (unsigned long)size);
 685                         error("DISABLED: system.swap chart");
 686                         error("DISABLED: vm.swap_info module");
 687                         return 1;
 688                     } else break;
 689                 }
 690             }
 691             total_xsw.bytes_used += xsw.xsw_used;
 692             total_xsw.bytes_total += xsw.xsw_nblks;
 693         }
 694
 695         // --------------------------------------------------------------------
 696
 697         static RRDSET *st = NULL;
 698         static RRDDIM *rd_free = NULL, *rd_used = NULL;
 699
 700         if (unlikely(!st)) {
 701             st = rrdset_create_localhost("system",
 702                                          "swap",
 703                                          NULL,
 704                                          "swap",
 705                                          NULL,
 706                                          "System Swap",
 707                                          "MB",
 708                                          201,
 709                                          update_every,
 710                                          RRDSET_TYPE_STACKED
 711             );
 712
 713             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
 714
 715             rd_free = rrddim_add(st, "free",    NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 716             rd_used = rrddim_add(st, "used",    NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 717         }
 718         else rrdset_next(st);
 719
 720         rrddim_set_by_pointer(st, rd_free, total_xsw.bytes_total - total_xsw.bytes_used);
 721         rrddim_set_by_pointer(st, rd_used, total_xsw.bytes_used);
 722         rrdset_done(st);
 723     }
 724
 725     return 0;
 726 }
 727
 728 // --------------------------------------------------------------------------------------------------------------------
 729 // system.ram
 730
 731 int do_system_ram(int update_every, usec_t dt) {
 732     static int mib_active_count[4] = {0, 0, 0, 0}, mib_inactive_count[4] = {0, 0, 0, 0}, mib_wire_count[4] = {0, 0, 0, 0},
 733                mib_cache_count[4] = {0, 0, 0, 0}, mib_vfs_bufspace[2] = {0, 0}, mib_free_count[4] = {0, 0, 0, 0};
 734     struct vmmeter vmmeter_data;
 735     int vfs_bufspace_count;
 736
 737     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.vm.v_active_count",   mib_active_count,   vmmeter_data.v_active_count) ||
 738                  GETSYSCTL_SIMPLE("vm.stats.vm.v_inactive_count", mib_inactive_count, vmmeter_data.v_inactive_count) ||
 739                  GETSYSCTL_SIMPLE("vm.stats.vm.v_wire_count",     mib_wire_count,     vmmeter_data.v_wire_count) ||
 740 #if __FreeBSD_version < 1200016
 741                  GETSYSCTL_SIMPLE("vm.stats.vm.v_cache_count",    mib_cache_count,    vmmeter_data.v_cache_count) ||
 742 #endif
 743                  GETSYSCTL_SIMPLE("vfs.bufspace",                 mib_vfs_bufspace,     vfs_bufspace_count) ||
 744                  GETSYSCTL_SIMPLE("vm.stats.vm.v_free_count",     mib_free_count,     vmmeter_data.v_free_count))) {
 745         error("DISABLED: system.ram chart");
 746         error("DISABLED: System.ram module");
 747         return 1;
 748     } else {
 749
 750         // --------------------------------------------------------------------
 751
 752         static RRDSET *st = NULL;
 753         static RRDDIM *rd_free = NULL, *rd_active = NULL, *rd_inactive = NULL,
 754                       *rd_wired = NULL, *rd_cache = NULL, *rd_buffers = NULL;
 755
 756         st = rrdset_find_localhost("system.ram");
 757         if (unlikely(!st)) {
 758             st = rrdset_create_localhost("system",
 759                                          "ram",
 760                                          NULL,
 761                                          "ram",
 762                                          NULL,
 763                                          "System RAM",
 764                                          "MB",
 765                                          200,
 766                                          update_every,
 767                                          RRDSET_TYPE_STACKED
 768             );
 769
 770             rd_free     = rrddim_add(st, "free",     NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 771             rd_active   = rrddim_add(st, "active",   NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 772             rd_inactive = rrddim_add(st, "inactive", NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 773             rd_wired    = rrddim_add(st, "wired",    NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 774 #if __FreeBSD_version < 1200016
 775             rd_cache    = rrddim_add(st, "cache",    NULL, system_pagesize, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 776 #endif
 777             rd_buffers  = rrddim_add(st, "buffers",  NULL, 1, MEGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
 778         }
 779         else rrdset_next(st);
 780
 781         rrddim_set_by_pointer(st, rd_free,     vmmeter_data.v_free_count);
 782         rrddim_set_by_pointer(st, rd_active,   vmmeter_data.v_active_count);
 783         rrddim_set_by_pointer(st, rd_inactive, vmmeter_data.v_inactive_count);
 784         rrddim_set_by_pointer(st, rd_wired,    vmmeter_data.v_wire_count);
 785 #if __FreeBSD_version < 1200016
 786         rrddim_set_by_pointer(st, rd_cache,    vmmeter_data.v_cache_count);
 787 #endif
 788         rrddim_set_by_pointer(st, rd_buffers,  vfs_bufspace_count);
 789         rrdset_done(st);
 790     }
 791
 792     return 0;
 793 }
 794
 795 // --------------------------------------------------------------------------------------------------------------------
 796 // vm.stats.vm.v_swappgs
 797
 798 int do_vm_stats_sys_v_swappgs(int update_every, usec_t dt) {
 799     static int mib_swappgsin[4] = {0, 0, 0, 0}, mib_swappgsout[4] = {0, 0, 0, 0};
 800     struct vmmeter vmmeter_data;
 801
 802     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.vm.v_swappgsin", mib_swappgsin, vmmeter_data.v_swappgsin) ||
 803                  GETSYSCTL_SIMPLE("vm.stats.vm.v_swappgsout", mib_swappgsout, vmmeter_data.v_swappgsout))) {
 804         error("DISABLED: system.swapio chart");
 805         error("DISABLED: vm.stats.vm.v_swappgs module");
 806         return 1;
 807     } else {
 808
 809         // --------------------------------------------------------------------
 810
 811         static RRDSET *st = NULL;
 812         static RRDDIM *rd_in = NULL, *rd_out = NULL;
 813
 814         if (unlikely(!st)) {
 815             st = rrdset_create_localhost("system",
 816                                          "swapio",
 817                                          NULL,
 818                                          "swap",
 819                                          NULL,
 820                                          "Swap I/O",
 821                                          "kilobytes/s",
 822                                          250,
 823                                          update_every,
 824                                          RRDSET_TYPE_AREA
 825             );
 826
 827             rd_in = rrddim_add(st, "in",  NULL, system_pagesize, KILO_FACTOR, RRD_ALGORITHM_INCREMENTAL);
 828             rd_out = rrddim_add(st, "out", NULL, -system_pagesize, KILO_FACTOR, RRD_ALGORITHM_INCREMENTAL);
 829         }
 830         else rrdset_next(st);
 831
 832         rrddim_set_by_pointer(st, rd_in, vmmeter_data.v_swappgsin);
 833         rrddim_set_by_pointer(st, rd_out, vmmeter_data.v_swappgsout);
 834         rrdset_done(st);
 835     }
 836
 837     return 0;
 838 }
 839
 840 // --------------------------------------------------------------------------------------------------------------------
 841 // vm.stats.vm.v_pgfaults
 842
 843 int do_vm_stats_sys_v_pgfaults(int update_every, usec_t dt) {
 844     static int mib_vm_faults[4] = {0, 0, 0, 0}, mib_io_faults[4] = {0, 0, 0, 0}, mib_cow_faults[4] = {0, 0, 0, 0},
 845                mib_cow_optim[4] = {0, 0, 0, 0}, mib_intrans[4] = {0, 0, 0, 0};
 846     struct vmmeter vmmeter_data;
 847
 848     if (unlikely(GETSYSCTL_SIMPLE("vm.stats.vm.v_vm_faults",  mib_vm_faults,  vmmeter_data.v_vm_faults) ||
 849                  GETSYSCTL_SIMPLE("vm.stats.vm.v_io_faults",  mib_io_faults,  vmmeter_data.v_io_faults) ||
 850                  GETSYSCTL_SIMPLE("vm.stats.vm.v_cow_faults", mib_cow_faults, vmmeter_data.v_cow_faults) ||
 851                  GETSYSCTL_SIMPLE("vm.stats.vm.v_cow_optim",  mib_cow_optim,  vmmeter_data.v_cow_optim) ||
 852                  GETSYSCTL_SIMPLE("vm.stats.vm.v_intrans",    mib_intrans,    vmmeter_data.v_intrans))) {
 853         error("DISABLED: mem.pgfaults chart");
 854         error("DISABLED: vm.stats.vm.v_pgfaults module");
 855         return 1;
 856     } else {
 857
 858         // --------------------------------------------------------------------
 859
 860         static RRDSET *st = NULL;
 861         static RRDDIM *rd_memory = NULL, *rd_io_requiring = NULL, *rd_cow = NULL,
 862                       *rd_cow_optimized = NULL, *rd_in_transit = NULL;
 863
 864         if (unlikely(!st)) {
 865             st = rrdset_create_localhost("mem",
 866                                          "pgfaults",
 867                                          NULL,
 868                                          "system",
 869                                          NULL,
 870                                          "Memory Page Faults",
 871                                          "page faults/s",
 872                                          500,
 873                                          update_every,
 874                                          RRDSET_TYPE_LINE
 875             );
 876
 877             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
 878
 879             rd_memory        = rrddim_add(st, "memory",        NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 880             rd_io_requiring  = rrddim_add(st, "io_requiring",  NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 881             rd_cow           = rrddim_add(st, "cow",           NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 882             rd_cow_optimized = rrddim_add(st, "cow_optimized", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 883             rd_in_transit    = rrddim_add(st, "in_transit",    NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
 884         }
 885         else rrdset_next(st);
 886
 887         rrddim_set_by_pointer(st, rd_memory,        vmmeter_data.v_vm_faults);
 888         rrddim_set_by_pointer(st, rd_io_requiring,  vmmeter_data.v_io_faults);
 889         rrddim_set_by_pointer(st, rd_cow,           vmmeter_data.v_cow_faults);
 890         rrddim_set_by_pointer(st, rd_cow_optimized, vmmeter_data.v_cow_optim);
 891         rrddim_set_by_pointer(st, rd_in_transit,    vmmeter_data.v_intrans);
 892         rrdset_done(st);
 893     }
 894
 895     return 0;
 896 }
 897
 898 // --------------------------------------------------------------------------------------------------------------------
 899 // kern.ipc.sem
 900
 901 int do_kern_ipc_sem(int update_every, usec_t dt) {
 902     static int mib_semmni[3] = {0, 0, 0}, mib_sema[3] = {0, 0, 0};
 903     struct ipc_sem {
 904         int semmni;
 905         collected_number sets;
 906         collected_number semaphores;
 907     } ipc_sem = {0, 0, 0};
 908
 909     if (unlikely(GETSYSCTL_SIMPLE("kern.ipc.semmni", mib_semmni, ipc_sem.semmni))) {
 910         error("DISABLED: system.ipc_semaphores chart");
 911         error("DISABLED: system.ipc_semaphore_arrays chart");
 912         error("DISABLED: kern.ipc.sem module");
 913         return 1;
 914     } else {
 915         static struct semid_kernel *ipc_sem_data = NULL;
 916
 917         ipc_sem_data = reallocz(ipc_sem_data, sizeof(struct semid_kernel) * ipc_sem.semmni);
 918         if (unlikely(GETSYSCTL_WSIZE("kern.ipc.sema", mib_sema, ipc_sem_data, sizeof(struct semid_kernel) * ipc_sem.semmni))) {
 919             error("DISABLED: system.ipc_semaphores chart");
 920             error("DISABLED: system.ipc_semaphore_arrays chart");
 921             error("DISABLED: kern.ipc.sem module");
 922             return 1;
 923         } else {
 924             int i;
 925
 926             for (i = 0; i < ipc_sem.semmni; i++) {
 927                 if (unlikely(ipc_sem_data[i].u.sem_perm.mode & SEM_ALLOC)) {
 928                     ipc_sem.sets += 1;
 929                     ipc_sem.semaphores += ipc_sem_data[i].u.sem_nsems;
 930                 }
 931             }
 932
 933             // --------------------------------------------------------------------
 934
 935             static RRDSET *st_semaphores = NULL, *st_semaphore_arrays = NULL;
 936             static RRDDIM *rd_semaphores = NULL, *rd_semaphore_arrays = NULL;
 937
 938             if (unlikely(!st_semaphores)) {
 939                 st_semaphores = rrdset_create_localhost("system",
 940                                                         "ipc_semaphores",
 941                                                         NULL,
 942                                                         "ipc semaphores",
 943                                                         NULL,
 944                                                         "IPC Semaphores",
 945                                                         "semaphores",
 946                                                         1000,
 947                                                         localhost->rrd_update_every,
 948                                                         RRDSET_TYPE_AREA
 949                 );
 950
 951                 rd_semaphores = rrddim_add(st_semaphores, "semaphores", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
 952             }
 953             else rrdset_next(st_semaphores);
 954
 955             rrddim_set_by_pointer(st_semaphores, rd_semaphores, ipc_sem.semaphores);
 956             rrdset_done(st_semaphores);
 957
 958             // --------------------------------------------------------------------
 959
 960             if (unlikely(!st_semaphore_arrays)) {
 961                 st_semaphore_arrays = rrdset_create_localhost("system",
 962                                                               "ipc_semaphore_arrays",
 963                                                               NULL,
 964                                                               "ipc semaphores",
 965                                                               NULL,
 966                                                               "IPC Semaphore Arrays",
 967                                                               "arrays",
 968                                                               1000,
 969                                                               localhost->rrd_update_every,
 970                                                               RRDSET_TYPE_AREA
 971                 );
 972
 973                 rd_semaphore_arrays = rrddim_add(st_semaphore_arrays, "arrays", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
 974             }
 975             else rrdset_next(st_semaphore_arrays);
 976
 977             rrddim_set_by_pointer(st_semaphore_arrays, rd_semaphore_arrays, ipc_sem.sets);
 978             rrdset_done(st_semaphore_arrays);
 979         }
 980     }
 981
 982     return 0;
 983 }
 984
 985 // --------------------------------------------------------------------------------------------------------------------
 986 // kern.ipc.shm
 987
 988 int do_kern_ipc_shm(int update_every, usec_t dt) {
 989     static int mib_shmmni[3] = {0, 0, 0}, mib_shmsegs[3] = {0, 0, 0};
 990     struct ipc_shm {
 991         u_long shmmni;
 992         collected_number segs;
 993         collected_number segsize;
 994     } ipc_shm = {0, 0, 0};
 995
 996     if (unlikely(GETSYSCTL_SIMPLE("kern.ipc.shmmni", mib_shmmni, ipc_shm.shmmni))) {
 997         error("DISABLED: system.ipc_shared_mem_segs chart");
 998         error("DISABLED: system.ipc_shared_mem_size chart");
 999         error("DISABLED: kern.ipc.shmmodule");
1000         return 1;
1001     } else {
1002         static struct shmid_kernel *ipc_shm_data = NULL;
1003
1004         ipc_shm_data = reallocz(ipc_shm_data, sizeof(struct shmid_kernel) * ipc_shm.shmmni);
1005         if (unlikely(
1006                 GETSYSCTL_WSIZE("kern.ipc.shmsegs", mib_shmsegs, ipc_shm_data, sizeof(struct shmid_kernel) * ipc_shm.shmmni))) {
1007             error("DISABLED: system.ipc_shared_mem_segs chart");
1008             error("DISABLED: system.ipc_shared_mem_size chart");
1009             error("DISABLED: kern.ipc.shmmodule");
1010             return 1;
1011         } else {
1012             int i;
1013
1014             for (i = 0; i < ipc_shm.shmmni; i++) {
1015                 if (unlikely(ipc_shm_data[i].u.shm_perm.mode & 0x0800)) {
1016                     ipc_shm.segs += 1;
1017                     ipc_shm.segsize += ipc_shm_data[i].u.shm_segsz;
1018                 }
1019             }
1020
1021             // --------------------------------------------------------------------
1022
1023             static RRDSET *st_segs = NULL, *st_size = NULL;
1024             static RRDDIM *rd_segments = NULL, *rd_allocated = NULL;
1025
1026             if (unlikely(!st_segs)) {
1027                 st_segs = rrdset_create_localhost("system",
1028                                              "ipc_shared_mem_segs",
1029                                              NULL,
1030                                              "ipc shared memory",
1031                                              NULL,
1032                                              "IPC Shared Memory Segments",
1033                                              "segments",
1034                                              1000,
1035                                              localhost->rrd_update_every,
1036                                              RRDSET_TYPE_AREA
1037                 );
1038
1039                 rd_segments = rrddim_add(st_segs, "segments", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1040             }
1041             else rrdset_next(st_segs);
1042
1043             rrddim_set_by_pointer(st_segs, rd_segments, ipc_shm.segs);
1044             rrdset_done(st_segs);
1045
1046             // --------------------------------------------------------------------
1047
1048             if (unlikely(!st_size)) {
1049                 st_size = rrdset_create_localhost("system",
1050                                              "ipc_shared_mem_size",
1051                                              NULL,
1052                                              "ipc shared memory",
1053                                              NULL,
1054                                              "IPC Shared Memory Segments Size",
1055                                              "kilobytes",
1056                                              1000,
1057                                              localhost->rrd_update_every,
1058                                              RRDSET_TYPE_AREA
1059                 );
1060
1061                 rd_allocated = rrddim_add(st_size, "allocated", NULL, 1, KILO_FACTOR, RRD_ALGORITHM_ABSOLUTE);
1062             }
1063             else rrdset_next(st_size);
1064
1065             rrddim_set_by_pointer(st_size, rd_allocated, ipc_shm.segsize);
1066             rrdset_done(st_size);
1067         }
1068     }
1069
1070     return 0;
1071 }
1072
1073 // --------------------------------------------------------------------------------------------------------------------
1074 // kern.ipc.msq
1075
1076 int do_kern_ipc_msq(int update_every, usec_t dt) {
1077     static int mib_msgmni[3] = {0, 0, 0}, mib_msqids[3] = {0, 0, 0};
1078     struct ipc_msq {
1079         int msgmni;
1080         collected_number queues;
1081         collected_number messages;
1082         collected_number usedsize;
1083         collected_number allocsize;
1084     } ipc_msq = {0, 0, 0, 0, 0};
1085
1086     if (unlikely(GETSYSCTL_SIMPLE("kern.ipc.msgmni", mib_msgmni, ipc_msq.msgmni))) {
1087         error("DISABLED: system.ipc_msq_queues chart");
1088         error("DISABLED: system.ipc_msq_messages chart");
1089         error("DISABLED: system.ipc_msq_size chart");
1090         error("DISABLED: kern.ipc.msg module");
1091         return 1;
1092     } else {
1093         static struct msqid_kernel *ipc_msq_data = NULL;
1094
1095         ipc_msq_data = reallocz(ipc_msq_data, sizeof(struct msqid_kernel) * ipc_msq.msgmni);
1096         if (unlikely(
1097                 GETSYSCTL_WSIZE("kern.ipc.msqids", mib_msqids, ipc_msq_data, sizeof(struct msqid_kernel) * ipc_msq.msgmni))) {
1098             error("DISABLED: system.ipc_msq_queues chart");
1099             error("DISABLED: system.ipc_msq_messages chart");
1100             error("DISABLED: system.ipc_msq_size chart");
1101             error("DISABLED: kern.ipc.msg module");
1102             return 1;
1103         } else {
1104             int i;
1105
1106             for (i = 0; i < ipc_msq.msgmni; i++) {
1107                 if (unlikely(ipc_msq_data[i].u.msg_qbytes != 0)) {
1108                     ipc_msq.queues += 1;
1109                     ipc_msq.messages += ipc_msq_data[i].u.msg_qnum;
1110                     ipc_msq.usedsize += ipc_msq_data[i].u.msg_cbytes;
1111                     ipc_msq.allocsize += ipc_msq_data[i].u.msg_qbytes;
1112                 }
1113             }
1114
1115             // --------------------------------------------------------------------
1116
1117             static RRDSET *st_queues = NULL, *st_messages = NULL, *st_size = NULL;
1118             static RRDDIM *rd_queues = NULL, *rd_messages = NULL, *rd_allocated = NULL, *rd_used = NULL;
1119
1120             if (unlikely(!st_queues)) {
1121                 st_queues = rrdset_create_localhost("system",
1122                                                     "ipc_msq_queues",
1123                                                     NULL,
1124                                                     "ipc message queues",
1125                                                     NULL,
1126                                                     "Number of IPC Message Queues",
1127                                                     "queues",
1128                                                     990,
1129                                                     localhost->rrd_update_every,
1130                                                     RRDSET_TYPE_AREA
1131                 );
1132
1133                 rd_queues = rrddim_add(st_queues, "queues", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1134             }
1135             else rrdset_next(st_queues);
1136
1137             rrddim_set_by_pointer(st_queues, rd_queues, ipc_msq.queues);
1138             rrdset_done(st_queues);
1139
1140             // --------------------------------------------------------------------
1141
1142             if (unlikely(!st_messages)) {
1143                 st_messages = rrdset_create_localhost("system",
1144                                                       "ipc_msq_messages",
1145                                                       NULL,
1146                                                       "ipc message queues",
1147                                                       NULL,
1148                                                       "Number of Messages in IPC Message Queues",
1149                                                       "messages",
1150                                                       1000,
1151                                                       localhost->rrd_update_every,
1152                                                       RRDSET_TYPE_AREA
1153                 );
1154
1155                 rd_messages = rrddim_add(st_messages, "messages", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1156             }
1157             else rrdset_next(st_messages);
1158
1159             rrddim_set_by_pointer(st_messages, rd_messages, ipc_msq.messages);
1160             rrdset_done(st_messages);
1161
1162             // --------------------------------------------------------------------
1163
1164             if (unlikely(!st_size)) {
1165                 st_size = rrdset_create_localhost("system",
1166                                              "ipc_msq_size",
1167                                              NULL,
1168                                              "ipc message queues",
1169                                              NULL,
1170                                              "Size of IPC Message Queues",
1171                                              "bytes",
1172                                              1100,
1173                                              localhost->rrd_update_every,
1174                                              RRDSET_TYPE_LINE
1175                 );
1176
1177                 rd_allocated = rrddim_add(st_size, "allocated", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1178                 rd_used = rrddim_add(st_size, "used", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1179             }
1180             else rrdset_next(st_size);
1181
1182             rrddim_set_by_pointer(st_size, rd_allocated, ipc_msq.allocsize);
1183             rrddim_set_by_pointer(st_size, rd_used, ipc_msq.usedsize);
1184             rrdset_done(st_size);
1185         }
1186     }
1187
1188     return 0;
1189 }
1190
1191 // --------------------------------------------------------------------------------------------------------------------
1192 // uptime
1193
1194 int do_uptime(int update_every, usec_t dt) {
1195     struct timespec up_time;
1196
1197     clock_gettime(CLOCK_UPTIME, &up_time);
1198
1199     // --------------------------------------------------------------------
1200
1201     static RRDSET *st = NULL;
1202     static RRDDIM *rd = NULL;
1203
1204     if(unlikely(!st)) {
1205         st = rrdset_create_localhost("system",
1206                                      "uptime",
1207                                      NULL,
1208                                      "uptime",
1209                                      NULL,
1210                                      "System Uptime",
1211                                      "seconds",
1212                                      1000,
1213                                      update_every,
1214                                      RRDSET_TYPE_LINE
1215         );
1216
1217         rd = rrddim_add(st, "uptime", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1218     }
1219     else rrdset_next(st);
1220
1221     rrddim_set_by_pointer(st, rd, up_time.tv_sec);
1222     rrdset_done(st);
1223
1224     return 0;
1225 }
1226
1227 // --------------------------------------------------------------------------------------------------------------------
1228 // net.isr
1229
1230 int do_net_isr(int update_every, usec_t dt) {
1231     static int do_netisr = -1, do_netisr_per_core = -1;
1232
1233     if (unlikely(do_netisr == -1)) {
1234         do_netisr = config_get_boolean("plugin:freebsd:sysctl", "netisr", 1);
1235         do_netisr_per_core = config_get_boolean("plugin:freebsd:sysctl", "netisr per core", 1);
1236     }
1237
1238     static int mib_workstream[3] = {0, 0, 0}, mib_work[3] = {0, 0, 0};
1239     int common_error = 0;
1240     int i, n;
1241     size_t netisr_workstream_size, netisr_work_size;
1242     unsigned long num_netisr_workstreams = 0, num_netisr_works = 0;
1243     static struct sysctl_netisr_workstream *netisr_workstream = NULL;
1244     static struct sysctl_netisr_work *netisr_work = NULL;
1245     static struct netisr_stats {
1246         collected_number dispatched;
1247         collected_number hybrid_dispatched;
1248         collected_number qdrops;
1249         collected_number queued;
1250     } *netisr_stats = NULL;
1251
1252     if (likely(do_netisr || do_netisr_per_core)) {
1253         if (unlikely(GETSYSCTL_SIZE("net.isr.workstream", mib_workstream, netisr_workstream_size))) {
1254             common_error = 1;
1255         } else if (unlikely(GETSYSCTL_SIZE("net.isr.work", mib_work, netisr_work_size))) {
1256             common_error = 1;
1257         } else {
1258             num_netisr_workstreams = netisr_workstream_size / sizeof(struct sysctl_netisr_workstream);
1259             netisr_workstream = reallocz(netisr_workstream, num_netisr_workstreams * sizeof(struct sysctl_netisr_workstream));
1260             if (unlikely(GETSYSCTL_WSIZE("net.isr.workstream", mib_workstream, netisr_workstream,
1261                                            num_netisr_workstreams * sizeof(struct sysctl_netisr_workstream)))){
1262                 common_error = 1;
1263             } else {
1264                 num_netisr_works = netisr_work_size / sizeof(struct sysctl_netisr_work);
1265                 netisr_work = reallocz(netisr_work, num_netisr_works * sizeof(struct sysctl_netisr_work));
1266                 if (unlikely(GETSYSCTL_WSIZE("net.isr.work", mib_work, netisr_work,
1267                                                num_netisr_works * sizeof(struct sysctl_netisr_work)))){
1268                     common_error = 1;
1269                 }
1270             }
1271         }
1272         if (unlikely(common_error)) {
1273             do_netisr = 0;
1274             error("DISABLED: system.softnet_stat chart");
1275             do_netisr_per_core = 0;
1276             error("DISABLED: system.cpuX_softnet_stat chart");
1277             common_error = 0;
1278             error("DISABLED: net.isr module");
1279             return 1;
1280         } else {
1281             netisr_stats = reallocz(netisr_stats, (number_of_cpus + 1) * sizeof(struct netisr_stats));
1282             bzero(netisr_stats, (number_of_cpus + 1) * sizeof(struct netisr_stats));
1283             for (i = 0; i < num_netisr_workstreams; i++) {
1284                 for (n = 0; n < num_netisr_works; n++) {
1285                     if (netisr_workstream[i].snws_wsid == netisr_work[n].snw_wsid) {
1286                         netisr_stats[netisr_workstream[i].snws_cpu].dispatched += netisr_work[n].snw_dispatched;
1287                         netisr_stats[netisr_workstream[i].snws_cpu].hybrid_dispatched += netisr_work[n].snw_hybrid_dispatched;
1288                         netisr_stats[netisr_workstream[i].snws_cpu].qdrops += netisr_work[n].snw_qdrops;
1289                         netisr_stats[netisr_workstream[i].snws_cpu].queued += netisr_work[n].snw_queued;
1290                     }
1291                 }
1292             }
1293             for (i = 0; i < number_of_cpus; i++) {
1294                 netisr_stats[number_of_cpus].dispatched += netisr_stats[i].dispatched;
1295                 netisr_stats[number_of_cpus].hybrid_dispatched += netisr_stats[i].hybrid_dispatched;
1296                 netisr_stats[number_of_cpus].qdrops += netisr_stats[i].qdrops;
1297                 netisr_stats[number_of_cpus].queued += netisr_stats[i].queued;
1298             }
1299         }
1300     } else {
1301         error("DISABLED: net.isr module");
1302         return 1;
1303     }
1304
1305     // --------------------------------------------------------------------
1306
1307     if (likely(do_netisr)) {
1308         static RRDSET *st = NULL;
1309         static RRDDIM *rd_dispatched = NULL, *rd_hybrid_dispatched = NULL, *rd_qdrops = NULL, *rd_queued = NULL;
1310
1311         if (unlikely(!st)) {
1312             st = rrdset_create_localhost("system",
1313                                          "softnet_stat",
1314                                          NULL,
1315                                          "softnet_stat",
1316                                          NULL,
1317                                          "System softnet_stat",
1318                                          "events/s",
1319                                          955,
1320                                          update_every,
1321                                          RRDSET_TYPE_LINE
1322             );
1323
1324             rd_dispatched        = rrddim_add(st, "dispatched",        NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1325             rd_hybrid_dispatched = rrddim_add(st, "hybrid_dispatched", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1326             rd_qdrops            = rrddim_add(st, "qdrops",            NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1327             rd_queued            = rrddim_add(st, "queued",            NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1328         }
1329         else rrdset_next(st);
1330
1331         rrddim_set_by_pointer(st, rd_dispatched,        netisr_stats[number_of_cpus].dispatched);
1332         rrddim_set_by_pointer(st, rd_hybrid_dispatched, netisr_stats[number_of_cpus].hybrid_dispatched);
1333         rrddim_set_by_pointer(st, rd_qdrops,            netisr_stats[number_of_cpus].qdrops);
1334         rrddim_set_by_pointer(st, rd_queued,            netisr_stats[number_of_cpus].queued);
1335         rrdset_done(st);
1336     }
1337
1338     // --------------------------------------------------------------------
1339
1340     if (likely(do_netisr_per_core)) {
1341         static struct softnet_chart {
1342             char netisr_cpuid[MAX_INT_DIGITS + 17];
1343             RRDSET *st;
1344             RRDDIM *rd_dispatched;
1345             RRDDIM *rd_hybrid_dispatched;
1346             RRDDIM *rd_qdrops;
1347             RRDDIM *rd_queued;
1348         } *all_softnet_charts = NULL;
1349
1350         all_softnet_charts = reallocz(all_softnet_charts, sizeof(struct softnet_chart) * number_of_cpus);
1351
1352         for (i = 0; i < number_of_cpus ;i++) {
1353             snprintfz(all_softnet_charts[i].netisr_cpuid, MAX_INT_DIGITS + 17, "cpu%d_softnet_stat", i);
1354
1355             if (unlikely(!all_softnet_charts[i].st)) {
1356                 all_softnet_charts[i].st = rrdset_create_localhost("cpu",
1357                                                                    all_softnet_charts[i].netisr_cpuid,
1358                                                                    NULL,
1359                                                                    "softnet_stat",
1360                                                                    NULL,
1361                                                                    "Per CPU netisr statistics",
1362                                                                    "events/s",
1363                                                                    1101 + i,
1364                                                                    update_every,
1365                                                                    RRDSET_TYPE_LINE
1366                 );
1367
1368                 all_softnet_charts[i].rd_dispatched        = rrddim_add(all_softnet_charts[i].st, "dispatched",
1369                                                                 NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1370                 all_softnet_charts[i].rd_hybrid_dispatched = rrddim_add(all_softnet_charts[i].st, "hybrid_dispatched",
1371                                                                 NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1372                 all_softnet_charts[i].rd_qdrops            = rrddim_add(all_softnet_charts[i].st, "qdrops",
1373                                                                 NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1374                 all_softnet_charts[i].rd_queued            = rrddim_add(all_softnet_charts[i].st, "queued",
1375                                                                 NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1376             }
1377             else rrdset_next(all_softnet_charts[i].st);
1378
1379             rrddim_set_by_pointer(all_softnet_charts[i].st, all_softnet_charts[i].rd_dispatched,
1380                                   netisr_stats[i].dispatched);
1381             rrddim_set_by_pointer(all_softnet_charts[i].st, all_softnet_charts[i].rd_hybrid_dispatched,
1382                                   netisr_stats[i].hybrid_dispatched);
1383             rrddim_set_by_pointer(all_softnet_charts[i].st, all_softnet_charts[i].rd_qdrops,
1384                                   netisr_stats[i].qdrops);
1385             rrddim_set_by_pointer(all_softnet_charts[i].st, all_softnet_charts[i].rd_queued,
1386                                   netisr_stats[i].queued);
1387             rrdset_done(all_softnet_charts[i].st);
1388         }
1389     }
1390
1391     return 0;
1392 }
1393
1394 // --------------------------------------------------------------------------------------------------------------------
1395 // old sources
1396
1397 int do_freebsd_sysctl_old(int update_every, usec_t dt) {
1398     static int do_disk_io = -1,
1399         do_bandwidth = -1,
1400         do_tcp_sockets = -1, do_tcp_packets = -1, do_tcp_errors = -1, do_tcp_handshake = -1,
1401         do_ecn = -1, do_tcpext_syscookies = -1, do_tcpext_ofo = -1, do_tcpext_connaborts = -1,
1402         do_udp_packets = -1, do_udp_errors = -1, do_icmp_packets = -1, do_icmpmsg = -1,
1403         do_ip_packets = -1, do_ip_fragsout = -1, do_ip_fragsin = -1, do_ip_errors = -1,
1404         do_ip6_packets = -1, do_ip6_fragsout = -1, do_ip6_fragsin = -1, do_ip6_errors = -1,
1405         do_icmp6 = -1, do_icmp6_redir = -1, do_icmp6_errors = -1, do_icmp6_echos = -1, do_icmp6_router = -1,
1406         do_icmp6_neighbor = -1, do_icmp6_types = -1, do_space = -1, do_inodes = -1;
1407
1408     if (unlikely(do_disk_io == -1)) {
1409         do_disk_io              = config_get_boolean("plugin:freebsd:sysctl", "stats for all disks", 1);
1410         do_bandwidth            = config_get_boolean("plugin:freebsd:sysctl", "bandwidth", 1);
1411         do_tcp_sockets          = config_get_boolean("plugin:freebsd:sysctl", "ipv4 TCP connections", 1);
1412         do_tcp_packets          = config_get_boolean("plugin:freebsd:sysctl", "ipv4 TCP packets", 1);
1413         do_tcp_errors           = config_get_boolean("plugin:freebsd:sysctl", "ipv4 TCP errors", 1);
1414         do_tcp_handshake        = config_get_boolean("plugin:freebsd:sysctl", "ipv4 TCP handshake issues", 1);
1415         do_ecn                  = config_get_boolean_ondemand("plugin:freebsd:sysctl", "ECN packets", CONFIG_BOOLEAN_AUTO);
1416         do_tcpext_syscookies    = config_get_boolean_ondemand("plugin:freebsd:sysctl", "TCP SYN cookies", CONFIG_BOOLEAN_AUTO);
1417         do_tcpext_ofo           = config_get_boolean_ondemand("plugin:freebsd:sysctl", "TCP out-of-order queue", CONFIG_BOOLEAN_AUTO);
1418         do_tcpext_connaborts    = config_get_boolean_ondemand("plugin:freebsd:sysctl", "TCP connection aborts", CONFIG_BOOLEAN_AUTO);
1419         do_udp_packets          = config_get_boolean("plugin:freebsd:sysctl", "ipv4 UDP packets", 1);
1420         do_udp_errors           = config_get_boolean("plugin:freebsd:sysctl", "ipv4 UDP errors", 1);
1421         do_icmp_packets         = config_get_boolean("plugin:freebsd:sysctl", "ipv4 ICMP packets", 1);
1422         do_icmpmsg              = config_get_boolean("plugin:freebsd:sysctl", "ipv4 ICMP messages", 1);
1423         do_ip_packets           = config_get_boolean("plugin:freebsd:sysctl", "ipv4 packets", 1);
1424         do_ip_fragsout          = config_get_boolean("plugin:freebsd:sysctl", "ipv4 fragments sent", 1);
1425         do_ip_fragsin           = config_get_boolean("plugin:freebsd:sysctl", "ipv4 fragments assembly", 1);
1426         do_ip_errors            = config_get_boolean("plugin:freebsd:sysctl", "ipv4 errors", 1);
1427         do_ip6_packets          = config_get_boolean_ondemand("plugin:freebsd:sysctl", "ipv6 packets", CONFIG_BOOLEAN_AUTO);
1428         do_ip6_fragsout         = config_get_boolean_ondemand("plugin:freebsd:sysctl", "ipv6 fragments sent", CONFIG_BOOLEAN_AUTO);
1429         do_ip6_fragsin          = config_get_boolean_ondemand("plugin:freebsd:sysctl", "ipv6 fragments assembly", CONFIG_BOOLEAN_AUTO);
1430         do_ip6_errors           = config_get_boolean_ondemand("plugin:freebsd:sysctl", "ipv6 errors", CONFIG_BOOLEAN_AUTO);
1431         do_icmp6                = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp", CONFIG_BOOLEAN_AUTO);
1432         do_icmp6_redir          = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp redirects", CONFIG_BOOLEAN_AUTO);
1433         do_icmp6_errors         = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp errors", CONFIG_BOOLEAN_AUTO);
1434         do_icmp6_echos          = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp echos", CONFIG_BOOLEAN_AUTO);
1435         do_icmp6_router         = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp router", CONFIG_BOOLEAN_AUTO);
1436         do_icmp6_neighbor       = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp neighbor", CONFIG_BOOLEAN_AUTO);
1437         do_icmp6_types          = config_get_boolean_ondemand("plugin:freebsd:sysctl", "icmp types", CONFIG_BOOLEAN_AUTO);
1438         do_space                = config_get_boolean("plugin:freebsd:sysctl", "space usage for all disks", 1);
1439         do_inodes               = config_get_boolean("plugin:freebsd:sysctl", "inodes usage for all disks", 1);
1440     }
1441
1442     RRDSET *st;
1443
1444     int i;
1445     char title[4096 + 1];
1446
1447     // NEEDED BY: do_disk_io
1448     #define RRD_TYPE_DISK "disk"
1449     #define BINTIME_SCALE 5.42101086242752217003726400434970855712890625e-17 // this is 1000/2^64
1450     int numdevs;
1451     static void *devstat_data = NULL;
1452     struct devstat *dstat;
1453     char disk[DEVSTAT_NAME_LEN + MAX_INT_DIGITS + 1];
1454     struct cur_dstat {
1455         collected_number duration_read_ms;
1456         collected_number duration_write_ms;
1457         collected_number busy_time_ms;
1458     } cur_dstat;
1459     struct prev_dstat {
1460         collected_number bytes_read;
1461         collected_number bytes_write;
1462         collected_number operations_read;
1463         collected_number operations_write;
1464         collected_number duration_read_ms;
1465         collected_number duration_write_ms;
1466         collected_number busy_time_ms;
1467     } prev_dstat;
1468
1469     // NEEDED BY: do_bandwidth
1470     #define IFA_DATA(s) (((struct if_data *)ifa->ifa_data)->ifi_ ## s)
1471     struct ifaddrs *ifa, *ifap;
1472     struct iftot {
1473         u_long  ift_ibytes;
1474         u_long  ift_obytes;
1475     } iftot = {0, 0};
1476
1477     // NEEDED BY: do_tcp...
1478     struct tcpstat tcpstat;
1479     uint64_t tcps_states[TCP_NSTATES];
1480
1481     // NEEDED BY: do_udp...
1482     struct udpstat udpstat;
1483
1484     // NEEDED BY: do_icmp...
1485     struct icmpstat icmpstat;
1486     struct icmp_total {
1487         u_long  msgs_in;
1488         u_long  msgs_out;
1489     } icmp_total = {0, 0};
1490
1491     // NEEDED BY: do_ip...
1492     struct ipstat ipstat;
1493
1494     // NEEDED BY: do_ip6...
1495     struct ip6stat ip6stat;
1496
1497     // NEEDED BY: do_icmp6...
1498     struct icmp6stat icmp6stat;
1499     struct icmp6_total {
1500         u_long  msgs_in;
1501         u_long  msgs_out;
1502     } icmp6_total = {0, 0};
1503
1504     // NEEDED BY: do_space, do_inodes
1505     struct statfs *mntbuf;
1506     int mntsize;
1507     char mntonname[MNAMELEN + 1];
1508
1509     // --------------------------------------------------------------------
1510
1511     if (likely(do_disk_io)) {
1512         if (unlikely(GETSYSCTL_BY_NAME("kern.devstat.numdevs", numdevs))) {
1513             do_disk_io = 0;
1514             error("DISABLED: disk.io");
1515         } else {
1516             devstat_data = reallocz(devstat_data, sizeof(long) + sizeof(struct devstat) * numdevs); // there is generation number before devstat structures
1517             if (unlikely(
1518                     getsysctl_by_name("kern.devstat.all", devstat_data, sizeof(long) + sizeof(struct devstat) * numdevs))) {
1519                 do_disk_io = 0;
1520                 error("DISABLED: disk.io");
1521             } else {
1522                 dstat = devstat_data + sizeof(long); // skip generation number
1523                 collected_number total_disk_kbytes_read = 0;
1524                 collected_number total_disk_kbytes_write = 0;
1525
1526                 for (i = 0; i < numdevs; i++) {
1527                     if (((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_DIRECT) || ((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_STORARRAY)) {
1528                         sprintf(disk, "%s%d", dstat[i].device_name, dstat[i].unit_number);
1529
1530                         // --------------------------------------------------------------------
1531
1532                         st = rrdset_find_bytype_localhost(RRD_TYPE_DISK, disk);
1533                         if (unlikely(!st)) {
1534                             st = rrdset_create_localhost(RRD_TYPE_DISK, disk, NULL, disk, "disk.io", "Disk I/O Bandwidth", "kilobytes/s", 2000, update_every, RRDSET_TYPE_AREA);
1535
1536                             rrddim_add(st, "reads", NULL, 1, 1024, RRD_ALGORITHM_INCREMENTAL);
1537                             rrddim_add(st, "writes", NULL, -1, 1024, RRD_ALGORITHM_INCREMENTAL);
1538                         }
1539                         else rrdset_next(st);
1540
1541                         total_disk_kbytes_read += dstat[i].bytes[DEVSTAT_READ]/KILO_FACTOR;
1542                         total_disk_kbytes_write += dstat[i].bytes[DEVSTAT_WRITE]/KILO_FACTOR;
1543                         prev_dstat.bytes_read = rrddim_set(st, "reads", dstat[i].bytes[DEVSTAT_READ]);
1544                         prev_dstat.bytes_write = rrddim_set(st, "writes", dstat[i].bytes[DEVSTAT_WRITE]);
1545                         rrdset_done(st);
1546
1547                         // --------------------------------------------------------------------
1548
1549                         st = rrdset_find_bytype_localhost("disk_ops", disk);
1550                         if (unlikely(!st)) {
1551                             st = rrdset_create_localhost("disk_ops", disk, NULL, disk, "disk.ops", "Disk Completed I/O Operations", "operations/s", 2001, update_every, RRDSET_TYPE_LINE);
1552                             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1553
1554                             rrddim_add(st, "reads", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1555                             rrddim_add(st, "writes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1556                         }
1557                         else rrdset_next(st);
1558
1559                         prev_dstat.operations_read = rrddim_set(st, "reads", dstat[i].operations[DEVSTAT_READ]);
1560                         prev_dstat.operations_write = rrddim_set(st, "writes", dstat[i].operations[DEVSTAT_WRITE]);
1561                         rrdset_done(st);
1562
1563                         // --------------------------------------------------------------------
1564
1565                         st = rrdset_find_bytype_localhost("disk_qops", disk);
1566                         if (unlikely(!st)) {
1567                             st = rrdset_create_localhost("disk_qops", disk, NULL, disk, "disk.qops", "Disk Current I/O Operations", "operations", 2002, update_every, RRDSET_TYPE_LINE);
1568                             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1569
1570                             rrddim_add(st, "operations", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1571                         }
1572                         else rrdset_next(st);
1573
1574                         rrddim_set(st, "operations", dstat[i].start_count - dstat[i].end_count);
1575                         rrdset_done(st);
1576
1577                         // --------------------------------------------------------------------
1578
1579                         st = rrdset_find_bytype_localhost("disk_util", disk);
1580                         if (unlikely(!st)) {
1581                             st = rrdset_create_localhost("disk_util", disk, NULL, disk, "disk.util", "Disk Utilization Time", "% of time working", 2004, update_every, RRDSET_TYPE_AREA);
1582                             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1583
1584                             rrddim_add(st, "utilization", NULL, 1, 10, RRD_ALGORITHM_INCREMENTAL);
1585                         }
1586                         else rrdset_next(st);
1587
1588                         cur_dstat.busy_time_ms = dstat[i].busy_time.sec * 1000 + dstat[i].busy_time.frac * BINTIME_SCALE;
1589                         prev_dstat.busy_time_ms = rrddim_set(st, "utilization", cur_dstat.busy_time_ms);
1590                         rrdset_done(st);
1591
1592                         // --------------------------------------------------------------------
1593
1594                         st = rrdset_find_bytype_localhost("disk_iotime", disk);
1595                         if (unlikely(!st)) {
1596                             st = rrdset_create_localhost("disk_iotime", disk, NULL, disk, "disk.iotime", "Disk Total I/O Time", "milliseconds/s", 2022, update_every, RRDSET_TYPE_LINE);
1597                             rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1598
1599                             rrddim_add(st, "reads", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1600                             rrddim_add(st, "writes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1601                         }
1602                         else rrdset_next(st);
1603
1604                         cur_dstat.duration_read_ms = dstat[i].duration[DEVSTAT_READ].sec * 1000 + dstat[i].duration[DEVSTAT_READ].frac * BINTIME_SCALE;
1605                         cur_dstat.duration_write_ms = dstat[i].duration[DEVSTAT_WRITE].sec * 1000 + dstat[i].duration[DEVSTAT_READ].frac * BINTIME_SCALE;
1606                         prev_dstat.duration_read_ms = rrddim_set(st, "reads", cur_dstat.duration_read_ms);
1607                         prev_dstat.duration_write_ms = rrddim_set(st, "writes", cur_dstat.duration_write_ms);
1608                         rrdset_done(st);
1609
1610                         // --------------------------------------------------------------------
1611                         // calculate differential charts
1612                         // only if this is not the first time we run
1613
1614                         if (likely(dt)) {
1615
1616                             // --------------------------------------------------------------------
1617
1618                             st = rrdset_find_bytype_localhost("disk_await", disk);
1619                             if (unlikely(!st)) {
1620                                 st = rrdset_create_localhost("disk_await", disk, NULL, disk, "disk.await", "Average Completed I/O Operation Time", "ms per operation", 2005, update_every, RRDSET_TYPE_LINE);
1621                                 rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1622
1623                                 rrddim_add(st, "reads", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1624                                 rrddim_add(st, "writes", NULL, -1, 1, RRD_ALGORITHM_ABSOLUTE);
1625                             }
1626                             else rrdset_next(st);
1627
1628                             rrddim_set(st, "reads", (dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) ?
1629                                 (cur_dstat.duration_read_ms - prev_dstat.duration_read_ms) / (dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) : 0);
1630                             rrddim_set(st, "writes", (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write) ?
1631                                 (cur_dstat.duration_write_ms - prev_dstat.duration_write_ms) / (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write) : 0);
1632                             rrdset_done(st);
1633
1634                             // --------------------------------------------------------------------
1635
1636                             st = rrdset_find_bytype_localhost("disk_avgsz", disk);
1637                             if (unlikely(!st)) {
1638                                 st = rrdset_create_localhost("disk_avgsz", disk, NULL, disk, "disk.avgsz", "Average Completed I/O Operation Bandwidth", "kilobytes per operation", 2006, update_every, RRDSET_TYPE_AREA);
1639                                 rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1640
1641                                 rrddim_add(st, "reads", NULL, 1, 1024, RRD_ALGORITHM_ABSOLUTE);
1642                                 rrddim_add(st, "writes", NULL, -1, 1024, RRD_ALGORITHM_ABSOLUTE);
1643                             }
1644                             else rrdset_next(st);
1645
1646                             rrddim_set(st, "reads", (dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) ?
1647                                 (dstat[i].bytes[DEVSTAT_READ] - prev_dstat.bytes_read) / (dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) : 0);
1648                             rrddim_set(st, "writes", (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write) ?
1649                                 (dstat[i].bytes[DEVSTAT_WRITE] - prev_dstat.bytes_write) / (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write) : 0);
1650                             rrdset_done(st);
1651
1652                             // --------------------------------------------------------------------
1653
1654                             st = rrdset_find_bytype_localhost("disk_svctm", disk);
1655                             if (unlikely(!st)) {
1656                                 st = rrdset_create_localhost("disk_svctm", disk, NULL, disk, "disk.svctm", "Average Service Time", "ms per operation", 2007, update_every, RRDSET_TYPE_LINE);
1657                                 rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1658
1659                                 rrddim_add(st, "svctm", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
1660                             }
1661                             else rrdset_next(st);
1662
1663                             rrddim_set(st, "svctm", ((dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) + (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write)) ?
1664                                 (cur_dstat.busy_time_ms - prev_dstat.busy_time_ms) / ((dstat[i].operations[DEVSTAT_READ] - prev_dstat.operations_read) + (dstat[i].operations[DEVSTAT_WRITE] - prev_dstat.operations_write)) : 0);
1665                             rrdset_done(st);
1666                         }
1667                     }
1668                 }
1669
1670                 // --------------------------------------------------------------------
1671
1672                 st = rrdset_find_bytype_localhost("system", "io");
1673                 if (unlikely(!st)) {
1674                     st = rrdset_create_localhost("system", "io", NULL, "disk", NULL, "Disk I/O", "kilobytes/s", 150, update_every, RRDSET_TYPE_AREA);
1675                     rrddim_add(st, "in",  NULL,  1, 1, RRD_ALGORITHM_INCREMENTAL);
1676                     rrddim_add(st, "out", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1677                 }
1678                 else rrdset_next(st);
1679
1680                 rrddim_set(st, "in", total_disk_kbytes_read);
1681                 rrddim_set(st, "out", total_disk_kbytes_write);
1682                 rrdset_done(st);
1683             }
1684         }
1685     }
1686
1687     // --------------------------------------------------------------------
1688
1689     if (likely(do_bandwidth)) {
1690         if (unlikely(getifaddrs(&ifap))) {
1691             error("FREEBSD: getifaddrs()");
1692             do_bandwidth = 0;
1693             error("DISABLED: system.ipv4");
1694         } else {
1695             iftot.ift_ibytes = iftot.ift_obytes = 0;
1696             for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
1697                 if (ifa->ifa_addr->sa_family != AF_INET)
1698                         continue;
1699                 iftot.ift_ibytes += IFA_DATA(ibytes);
1700                 iftot.ift_obytes += IFA_DATA(obytes);
1701             }
1702
1703             st = rrdset_find_localhost("system.ipv4");
1704             if (unlikely(!st)) {
1705                 st = rrdset_create_localhost("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);
1706
1707                 rrddim_add(st, "InOctets", "received", 8, 1024, RRD_ALGORITHM_INCREMENTAL);
1708                 rrddim_add(st, "OutOctets", "sent", -8, 1024, RRD_ALGORITHM_INCREMENTAL);
1709             }
1710             else rrdset_next(st);
1711
1712             rrddim_set(st, "InOctets", iftot.ift_ibytes);
1713             rrddim_set(st, "OutOctets", iftot.ift_obytes);
1714             rrdset_done(st);
1715
1716             // --------------------------------------------------------------------
1717
1718             iftot.ift_ibytes = iftot.ift_obytes = 0;
1719             for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
1720                 if (ifa->ifa_addr->sa_family != AF_INET6)
1721                         continue;
1722                 iftot.ift_ibytes += IFA_DATA(ibytes);
1723                 iftot.ift_obytes += IFA_DATA(obytes);
1724             }
1725
1726             st = rrdset_find_localhost("system.ipv6");
1727             if (unlikely(!st)) {
1728                 st = rrdset_create_localhost("system", "ipv6", NULL, "network", NULL, "IPv6 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);
1729
1730                 rrddim_add(st, "received", NULL, 8, 1024, RRD_ALGORITHM_INCREMENTAL);
1731                 rrddim_add(st, "sent", NULL, -8, 1024, RRD_ALGORITHM_INCREMENTAL);
1732             }
1733             else rrdset_next(st);
1734
1735             rrddim_set(st, "sent", iftot.ift_obytes);
1736             rrddim_set(st, "received", iftot.ift_ibytes);
1737             rrdset_done(st);
1738
1739             for (ifa = ifap; ifa; ifa = ifa->ifa_next) {
1740                 if (ifa->ifa_addr->sa_family != AF_LINK)
1741                         continue;
1742
1743                 // --------------------------------------------------------------------
1744
1745                 st = rrdset_find_bytype_localhost("net", ifa->ifa_name);
1746                 if (unlikely(!st)) {
1747                     st = rrdset_create_localhost("net", ifa->ifa_name, NULL, ifa->ifa_name, "net.net", "Bandwidth", "kilobits/s", 7000, update_every, RRDSET_TYPE_AREA);
1748
1749                     rrddim_add(st, "received", NULL, 8, 1024, RRD_ALGORITHM_INCREMENTAL);
1750                     rrddim_add(st, "sent", NULL, -8, 1024, RRD_ALGORITHM_INCREMENTAL);
1751                 }
1752                 else rrdset_next(st);
1753
1754                 rrddim_set(st, "received", IFA_DATA(ibytes));
1755                 rrddim_set(st, "sent", IFA_DATA(obytes));
1756                 rrdset_done(st);
1757
1758                 // --------------------------------------------------------------------
1759
1760                 st = rrdset_find_bytype_localhost("net_packets", ifa->ifa_name);
1761                 if (unlikely(!st)) {
1762                     st = rrdset_create_localhost("net_packets", ifa->ifa_name, NULL, ifa->ifa_name, "net.packets", "Packets", "packets/s", 7001, update_every, RRDSET_TYPE_LINE);
1763                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1764
1765                     rrddim_add(st, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1766                     rrddim_add(st, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1767                     rrddim_add(st, "multicast_received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1768                     rrddim_add(st, "multicast_sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1769                 }
1770                 else rrdset_next(st);
1771
1772                 rrddim_set(st, "received", IFA_DATA(ipackets));
1773                 rrddim_set(st, "sent", IFA_DATA(opackets));
1774                 rrddim_set(st, "multicast_received", IFA_DATA(imcasts));
1775                 rrddim_set(st, "multicast_sent", IFA_DATA(omcasts));
1776                 rrdset_done(st);
1777
1778                 // --------------------------------------------------------------------
1779
1780                 st = rrdset_find_bytype_localhost("net_errors", ifa->ifa_name);
1781                 if (unlikely(!st)) {
1782                     st = rrdset_create_localhost("net_errors", ifa->ifa_name, NULL, ifa->ifa_name, "net.errors", "Interface Errors", "errors/s", 7002, update_every, RRDSET_TYPE_LINE);
1783                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1784
1785                     rrddim_add(st, "inbound", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1786                     rrddim_add(st, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1787                 }
1788                 else rrdset_next(st);
1789
1790                 rrddim_set(st, "inbound", IFA_DATA(ierrors));
1791                 rrddim_set(st, "outbound", IFA_DATA(oerrors));
1792                 rrdset_done(st);
1793
1794                 // --------------------------------------------------------------------
1795
1796                 st = rrdset_find_bytype_localhost("net_drops", ifa->ifa_name);
1797                 if (unlikely(!st)) {
1798                     st = rrdset_create_localhost("net_drops", ifa->ifa_name, NULL, ifa->ifa_name, "net.drops", "Interface Drops", "drops/s", 7003, update_every, RRDSET_TYPE_LINE);
1799                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1800
1801                     rrddim_add(st, "inbound", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1802 #if __FreeBSD__ >= 11
1803                     rrddim_add(st, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1804 #endif
1805                 }
1806                 else rrdset_next(st);
1807
1808                 rrddim_set(st, "inbound", IFA_DATA(iqdrops));
1809 #if __FreeBSD__ >= 11
1810                 rrddim_set(st, "outbound", IFA_DATA(oqdrops));
1811 #endif
1812                 rrdset_done(st);
1813
1814                 // --------------------------------------------------------------------
1815
1816                 st = rrdset_find_bytype_localhost("net_events", ifa->ifa_name);
1817                 if (unlikely(!st)) {
1818                     st = rrdset_create_localhost("net_events", ifa->ifa_name, NULL, ifa->ifa_name, "net.events", "Network Interface Events", "events/s", 7006, update_every, RRDSET_TYPE_LINE);
1819                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1820
1821                     rrddim_add(st, "frames", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1822                     rrddim_add(st, "collisions", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1823                     rrddim_add(st, "carrier", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1824                 }
1825                 else rrdset_next(st);
1826
1827                 rrddim_set(st, "collisions", IFA_DATA(collisions));
1828                 rrdset_done(st);
1829             }
1830
1831             freeifaddrs(ifap);
1832         }
1833     }
1834
1835     // --------------------------------------------------------------------
1836
1837     // see http://net-snmp.sourceforge.net/docs/mibs/tcp.html
1838     if (likely(do_tcp_sockets)) {
1839         if (unlikely(GETSYSCTL_BY_NAME("net.inet.tcp.states", tcps_states))) {
1840             do_tcp_sockets = 0;
1841             error("DISABLED: ipv4.tcpsock");
1842         } else {
1843             if (likely(do_tcp_sockets)) {
1844                 st = rrdset_find_localhost("ipv4.tcpsock");
1845                 if (unlikely(!st)) {
1846                     st = rrdset_create_localhost("ipv4", "tcpsock", NULL, "tcp", NULL, "IPv4 TCP Connections",
1847                                        "active connections", 2500, update_every, RRDSET_TYPE_LINE);
1848
1849                     rrddim_add(st, "CurrEstab", "connections", 1, 1, RRD_ALGORITHM_ABSOLUTE);
1850                 } else
1851                     rrdset_next(st);
1852
1853                 rrddim_set(st, "CurrEstab", tcps_states[TCPS_ESTABLISHED]);
1854                 rrdset_done(st);
1855             }
1856         }
1857     }
1858
1859     // --------------------------------------------------------------------
1860
1861     // see http://net-snmp.sourceforge.net/docs/mibs/tcp.html
1862     if (likely(do_tcp_packets || do_tcp_errors || do_tcp_handshake || do_tcpext_connaborts || do_tcpext_ofo || do_tcpext_syscookies || do_ecn)) {
1863         if (unlikely(GETSYSCTL_BY_NAME("net.inet.tcp.stats", tcpstat))){
1864             do_tcp_packets = 0;
1865             error("DISABLED: ipv4.tcppackets");
1866             do_tcp_errors = 0;
1867             error("DISABLED: ipv4.tcperrors");
1868             do_tcp_handshake = 0;
1869             error("DISABLED: ipv4.tcphandshake");
1870             do_tcpext_connaborts = 0;
1871             error("DISABLED: ipv4.tcpconnaborts");
1872             do_tcpext_ofo = 0;
1873             error("DISABLED: ipv4.tcpofo");
1874             do_tcpext_syscookies = 0;
1875             error("DISABLED: ipv4.tcpsyncookies");
1876             do_ecn = 0;
1877             error("DISABLED: ipv4.ecnpkts");
1878         } else {
1879             if (likely(do_tcp_packets)) {
1880                 st = rrdset_find_localhost("ipv4.tcppackets");
1881                 if (unlikely(!st)) {
1882                     st = rrdset_create_localhost("ipv4", "tcppackets", NULL, "tcp", NULL, "IPv4 TCP Packets",
1883                                        "packets/s",
1884                                        2600, update_every, RRDSET_TYPE_LINE);
1885
1886                     rrddim_add(st, "InSegs", "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
1887                     rrddim_add(st, "OutSegs", "sent", -1, 1, RRD_ALGORITHM_INCREMENTAL);
1888                 } else
1889                     rrdset_next(st);
1890
1891                 rrddim_set(st, "InSegs", tcpstat.tcps_rcvtotal);
1892                 rrddim_set(st, "OutSegs", tcpstat.tcps_sndtotal);
1893                 rrdset_done(st);
1894             }
1895
1896             // --------------------------------------------------------------------
1897
1898             if (likely(do_tcp_errors)) {
1899                 st = rrdset_find_localhost("ipv4.tcperrors");
1900                 if (unlikely(!st)) {
1901                     st = rrdset_create_localhost("ipv4", "tcperrors", NULL, "tcp", NULL, "IPv4 TCP Errors",
1902                                        "packets/s",
1903                                        2700, update_every, RRDSET_TYPE_LINE);
1904                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1905
1906                     rrddim_add(st, "InErrs", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1907                     rrddim_add(st, "InCsumErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1908                     rrddim_add(st, "RetransSegs", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
1909                 } else
1910                     rrdset_next(st);
1911
1912 #if __FreeBSD__ >= 11
1913                 rrddim_set(st, "InErrs", tcpstat.tcps_rcvbadoff + tcpstat.tcps_rcvreassfull + tcpstat.tcps_rcvshort);
1914 #else
1915                 rrddim_set(st, "InErrs", tcpstat.tcps_rcvbadoff + tcpstat.tcps_rcvshort);
1916 #endif
1917                 rrddim_set(st, "InCsumErrors", tcpstat.tcps_rcvbadsum);
1918                 rrddim_set(st, "RetransSegs", tcpstat.tcps_sndrexmitpack);
1919                 rrdset_done(st);
1920             }
1921
1922             // --------------------------------------------------------------------
1923
1924             if (likely(do_tcp_handshake)) {
1925                 st = rrdset_find_localhost("ipv4.tcphandshake");
1926                 if (unlikely(!st)) {
1927                     st = rrdset_create_localhost("ipv4", "tcphandshake", NULL, "tcp", NULL,
1928                                        "IPv4 TCP Handshake Issues",
1929                                        "events/s", 2900, update_every, RRDSET_TYPE_LINE);
1930                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
1931
1932                     rrddim_add(st, "EstabResets", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1933                     rrddim_add(st, "ActiveOpens", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1934                     rrddim_add(st, "PassiveOpens", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1935                     rrddim_add(st, "AttemptFails", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
1936                 } else
1937                     rrdset_next(st);
1938
1939                 rrddim_set(st, "EstabResets", tcpstat.tcps_drops);
1940                 rrddim_set(st, "ActiveOpens", tcpstat.tcps_connattempt);
1941                 rrddim_set(st, "PassiveOpens", tcpstat.tcps_accepts);
1942                 rrddim_set(st, "AttemptFails", tcpstat.tcps_conndrops);
1943                 rrdset_done(st);
1944             }
1945
1946             // --------------------------------------------------------------------
1947
1948             if (do_tcpext_connaborts == CONFIG_BOOLEAN_YES || (do_tcpext_connaborts == CONFIG_BOOLEAN_AUTO && (tcpstat.tcps_rcvpackafterwin || tcpstat.tcps_rcvafterclose || tcpstat.tcps_rcvmemdrop || tcpstat.tcps_persistdrop || tcpstat.tcps_finwait2_drops))) {
1949                 do_tcpext_connaborts = CONFIG_BOOLEAN_YES;
1950                 st = rrdset_find_localhost("ipv4.tcpconnaborts");
1951                 if (unlikely(!st)) {
1952                     st = rrdset_create_localhost("ipv4", "tcpconnaborts", NULL, "tcp", NULL, "TCP Connection Aborts", "connections/s", 3010, update_every, RRDSET_TYPE_LINE);
1953
1954                     rrddim_add(st, "TCPAbortOnData",    "baddata",     1, 1, RRD_ALGORITHM_INCREMENTAL);
1955                     rrddim_add(st, "TCPAbortOnClose",   "userclosed",  1, 1, RRD_ALGORITHM_INCREMENTAL);
1956                     rrddim_add(st, "TCPAbortOnMemory",  "nomemory",    1, 1, RRD_ALGORITHM_INCREMENTAL);
1957                     rrddim_add(st, "TCPAbortOnTimeout", "timeout",     1, 1, RRD_ALGORITHM_INCREMENTAL);
1958                     rrddim_add(st, "TCPAbortOnLinger",  "linger",      1, 1, RRD_ALGORITHM_INCREMENTAL);
1959                 }
1960                 else rrdset_next(st);
1961
1962                 rrddim_set(st, "TCPAbortOnData",    tcpstat.tcps_rcvpackafterwin);
1963                 rrddim_set(st, "TCPAbortOnClose",   tcpstat.tcps_rcvafterclose);
1964                 rrddim_set(st, "TCPAbortOnMemory",  tcpstat.tcps_rcvmemdrop);
1965                 rrddim_set(st, "TCPAbortOnTimeout", tcpstat.tcps_persistdrop);
1966                 rrddim_set(st, "TCPAbortOnLinger",  tcpstat.tcps_finwait2_drops);
1967                 rrdset_done(st);
1968             }
1969
1970             // --------------------------------------------------------------------
1971
1972             if (do_tcpext_ofo == CONFIG_BOOLEAN_YES || (do_tcpext_ofo == CONFIG_BOOLEAN_AUTO && tcpstat.tcps_rcvoopack)) {
1973                 do_tcpext_ofo = CONFIG_BOOLEAN_YES;
1974                 st = rrdset_find_localhost("ipv4.tcpofo");
1975                 if (unlikely(!st)) {
1976                     st = rrdset_create_localhost("ipv4", "tcpofo", NULL, "tcp", NULL, "TCP Out-Of-Order Queue", "packets/s", 3050, update_every, RRDSET_TYPE_LINE);
1977
1978                     rrddim_add(st, "TCPOFOQueue", "inqueue",  1, 1, RRD_ALGORITHM_INCREMENTAL);
1979                 }
1980                 else rrdset_next(st);
1981
1982                 rrddim_set(st, "TCPOFOQueue",   tcpstat.tcps_rcvoopack);
1983                 rrdset_done(st);
1984             }
1985
1986             // --------------------------------------------------------------------
1987
1988             if (do_tcpext_syscookies == CONFIG_BOOLEAN_YES || (do_tcpext_syscookies == CONFIG_BOOLEAN_AUTO && (tcpstat.tcps_sc_sendcookie || tcpstat.tcps_sc_recvcookie || tcpstat.tcps_sc_zonefail))) {
1989                 do_tcpext_syscookies = CONFIG_BOOLEAN_YES;
1990
1991                 st = rrdset_find_localhost("ipv4.tcpsyncookies");
1992                 if (unlikely(!st)) {
1993                     st = rrdset_create_localhost("ipv4", "tcpsyncookies", NULL, "tcp", NULL, "TCP SYN Cookies", "packets/s", 3100, update_every, RRDSET_TYPE_LINE);
1994
1995                     rrddim_add(st, "SyncookiesRecv",   "received",  1, 1, RRD_ALGORITHM_INCREMENTAL);
1996                     rrddim_add(st, "SyncookiesSent",   "sent",     -1, 1, RRD_ALGORITHM_INCREMENTAL);
1997                     rrddim_add(st, "SyncookiesFailed", "failed",   -1, 1, RRD_ALGORITHM_INCREMENTAL);
1998                 }
1999                 else rrdset_next(st);
2000
2001                 rrddim_set(st, "SyncookiesRecv",   tcpstat.tcps_sc_recvcookie);
2002                 rrddim_set(st, "SyncookiesSent",   tcpstat.tcps_sc_sendcookie);
2003                 rrddim_set(st, "SyncookiesFailed", tcpstat.tcps_sc_zonefail);
2004                 rrdset_done(st);
2005             }
2006
2007             // --------------------------------------------------------------------
2008
2009             if (do_ecn == CONFIG_BOOLEAN_YES || (do_ecn == CONFIG_BOOLEAN_AUTO && (tcpstat.tcps_ecn_ce || tcpstat.tcps_ecn_ect0 || tcpstat.tcps_ecn_ect1))) {
2010                 do_ecn = CONFIG_BOOLEAN_YES;
2011                 st = rrdset_find_localhost("ipv4.ecnpkts");
2012                 if (unlikely(!st)) {
2013                     st = rrdset_create_localhost("ipv4", "ecnpkts", NULL, "ecn", NULL, "IPv4 ECN Statistics", "packets/s", 8700, update_every, RRDSET_TYPE_LINE);
2014                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2015
2016                     rrddim_add(st, "InCEPkts", "CEP", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2017                     rrddim_add(st, "InNoECTPkts", "NoECTP", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2018                     rrddim_add(st, "InECT0Pkts", "ECTP0", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2019                     rrddim_add(st, "InECT1Pkts", "ECTP1", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2020                 }
2021                 else rrdset_next(st);
2022
2023                 rrddim_set(st, "InCEPkts", tcpstat.tcps_ecn_ce);
2024                 rrddim_set(st, "InNoECTPkts", tcpstat.tcps_ecn_ce - (tcpstat.tcps_ecn_ect0 + tcpstat.tcps_ecn_ect1));
2025                 rrddim_set(st, "InECT0Pkts", tcpstat.tcps_ecn_ect0);
2026                 rrddim_set(st, "InECT1Pkts", tcpstat.tcps_ecn_ect1);
2027                 rrdset_done(st);
2028             }
2029
2030         }
2031     }
2032
2033     // --------------------------------------------------------------------
2034
2035     // see http://net-snmp.sourceforge.net/docs/mibs/udp.html
2036     if (likely(do_udp_packets || do_udp_errors)) {
2037         if (unlikely(GETSYSCTL_BY_NAME("net.inet.udp.stats", udpstat))) {
2038             do_udp_packets = 0;
2039             error("DISABLED: ipv4.udppackets");
2040             do_udp_errors = 0;
2041             error("DISABLED: ipv4.udperrors");
2042         } else {
2043             if (likely(do_udp_packets)) {
2044                 st = rrdset_find_localhost("ipv4.udppackets");
2045                 if (unlikely(!st)) {
2046                     st = rrdset_create_localhost("ipv4", "udppackets", NULL, "udp", NULL, "IPv4 UDP Packets",
2047                                        "packets/s", 2601, update_every, RRDSET_TYPE_LINE);
2048
2049                     rrddim_add(st, "InDatagrams", "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2050                     rrddim_add(st, "OutDatagrams", "sent", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2051                 } else
2052                     rrdset_next(st);
2053
2054                 rrddim_set(st, "InDatagrams", udpstat.udps_ipackets);
2055                 rrddim_set(st, "OutDatagrams", udpstat.udps_opackets);
2056                 rrdset_done(st);
2057             }
2058
2059             // --------------------------------------------------------------------
2060
2061             if (likely(do_udp_errors)) {
2062                 st = rrdset_find_localhost("ipv4.udperrors");
2063                 if (unlikely(!st)) {
2064                     st = rrdset_create_localhost("ipv4", "udperrors", NULL, "udp", NULL, "IPv4 UDP Errors", "events/s",
2065                                        2701, update_every, RRDSET_TYPE_LINE);
2066                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2067
2068                     rrddim_add(st, "RcvbufErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2069                     rrddim_add(st, "InErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2070                     rrddim_add(st, "NoPorts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2071                     rrddim_add(st, "InCsumErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2072                     rrddim_add(st, "IgnoredMulti", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2073                 } else
2074                     rrdset_next(st);
2075
2076                 rrddim_set(st, "InErrors", udpstat.udps_hdrops + udpstat.udps_badlen);
2077                 rrddim_set(st, "NoPorts", udpstat.udps_noport);
2078                 rrddim_set(st, "RcvbufErrors", udpstat.udps_fullsock);
2079                 rrddim_set(st, "InCsumErrors", udpstat.udps_badsum + udpstat.udps_nosum);
2080                 rrddim_set(st, "IgnoredMulti", udpstat.udps_filtermcast);
2081                 rrdset_done(st);
2082             }
2083         }
2084     }
2085
2086     // --------------------------------------------------------------------
2087
2088     if (likely(do_icmp_packets || do_icmpmsg)) {
2089         if (unlikely(GETSYSCTL_BY_NAME("net.inet.icmp.stats", icmpstat))) {
2090             do_icmp_packets = 0;
2091             error("DISABLED: ipv4.icmp");
2092             error("DISABLED: ipv4.icmp_errors");
2093             do_icmpmsg = 0;
2094             error("DISABLED: ipv4.icmpmsg");
2095         } else {
2096             for (i = 0; i <= ICMP_MAXTYPE; i++) {
2097                 icmp_total.msgs_in += icmpstat.icps_inhist[i];
2098                 icmp_total.msgs_out += icmpstat.icps_outhist[i];
2099             }
2100             icmp_total.msgs_in += icmpstat.icps_badcode + icmpstat.icps_badlen + icmpstat.icps_checksum + icmpstat.icps_tooshort;
2101
2102             // --------------------------------------------------------------------
2103
2104             if (likely(do_icmp_packets)) {
2105                 st = rrdset_find_localhost("ipv4.icmp");
2106                 if (unlikely(!st)) {
2107                     st = rrdset_create_localhost("ipv4", "icmp", NULL, "icmp", NULL, "IPv4 ICMP Packets", "packets/s",
2108                                        2602,
2109                                        update_every, RRDSET_TYPE_LINE);
2110
2111                     rrddim_add(st, "InMsgs", "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2112                     rrddim_add(st, "OutMsgs", "sent", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2113                 } else
2114                     rrdset_next(st);
2115
2116                 rrddim_set(st, "InMsgs", icmp_total.msgs_in);
2117                 rrddim_set(st, "OutMsgs", icmp_total.msgs_out);
2118
2119                 rrdset_done(st);
2120
2121                 // --------------------------------------------------------------------
2122
2123                 st = rrdset_find_localhost("ipv4.icmp_errors");
2124                 if (unlikely(!st)) {
2125                     st = rrdset_create_localhost("ipv4", "icmp_errors", NULL, "icmp", NULL, "IPv4 ICMP Errors",
2126                                        "packets/s",
2127                                        2603, update_every, RRDSET_TYPE_LINE);
2128
2129                     rrddim_add(st, "InErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2130                     rrddim_add(st, "OutErrors", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2131                     rrddim_add(st, "InCsumErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2132                 } else
2133                     rrdset_next(st);
2134
2135                 rrddim_set(st, "InErrors", icmpstat.icps_badcode + icmpstat.icps_badlen + icmpstat.icps_checksum + icmpstat.icps_tooshort);
2136                 rrddim_set(st, "OutErrors", icmpstat.icps_error);
2137                 rrddim_set(st, "InCsumErrors", icmpstat.icps_checksum);
2138
2139                 rrdset_done(st);
2140             }
2141
2142             // --------------------------------------------------------------------
2143
2144             if (likely(do_icmpmsg)) {
2145                 st = rrdset_find_localhost("ipv4.icmpmsg");
2146                 if (unlikely(!st)) {
2147                     st = rrdset_create_localhost("ipv4", "icmpmsg", NULL, "icmp", NULL, "IPv4 ICMP Messsages",
2148                                        "packets/s", 2604, update_every, RRDSET_TYPE_LINE);
2149
2150                     rrddim_add(st, "InEchoReps", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2151                     rrddim_add(st, "OutEchoReps", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2152                     rrddim_add(st, "InEchos", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2153                     rrddim_add(st, "OutEchos", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2154                 } else
2155                     rrdset_next(st);
2156
2157                     rrddim_set(st, "InEchoReps", icmpstat.icps_inhist[ICMP_ECHOREPLY]);
2158                     rrddim_set(st, "OutEchoReps", icmpstat.icps_outhist[ICMP_ECHOREPLY]);
2159                     rrddim_set(st, "InEchos", icmpstat.icps_inhist[ICMP_ECHO]);
2160                     rrddim_set(st, "OutEchos", icmpstat.icps_outhist[ICMP_ECHO]);
2161
2162                 rrdset_done(st);
2163             }
2164         }
2165     }
2166
2167     // --------------------------------------------------------------------
2168
2169     // see also http://net-snmp.sourceforge.net/docs/mibs/ip.html
2170     if (likely(do_ip_packets || do_ip_fragsout || do_ip_fragsin || do_ip_errors)) {
2171         if (unlikely(GETSYSCTL_BY_NAME("net.inet.ip.stats", ipstat))) {
2172             do_ip_packets = 0;
2173             error("DISABLED: ipv4.packets");
2174             do_ip_fragsout = 0;
2175             error("DISABLED: ipv4.fragsout");
2176             do_ip_fragsin = 0;
2177             error("DISABLED: ipv4.fragsin");
2178             do_ip_errors = 0;
2179             error("DISABLED: ipv4.errors");
2180         } else {
2181             if (likely(do_ip_packets)) {
2182                 st = rrdset_find_localhost("ipv4.packets");
2183                 if (unlikely(!st)) {
2184                     st = rrdset_create_localhost("ipv4", "packets", NULL, "packets", NULL, "IPv4 Packets", "packets/s",
2185                                        3000, update_every, RRDSET_TYPE_LINE);
2186
2187                     rrddim_add(st, "InReceives", "received", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2188                     rrddim_add(st, "OutRequests", "sent", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2189                     rrddim_add(st, "ForwDatagrams", "forwarded", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2190                     rrddim_add(st, "InDelivers", "delivered", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2191                 } else
2192                     rrdset_next(st);
2193
2194                 rrddim_set(st, "OutRequests", ipstat.ips_localout);
2195                 rrddim_set(st, "InReceives", ipstat.ips_total);
2196                 rrddim_set(st, "ForwDatagrams", ipstat.ips_forward);
2197                 rrddim_set(st, "InDelivers", ipstat.ips_delivered);
2198                 rrdset_done(st);
2199             }
2200
2201             // --------------------------------------------------------------------
2202
2203             if (likely(do_ip_fragsout)) {
2204                 st = rrdset_find_localhost("ipv4.fragsout");
2205                 if (unlikely(!st)) {
2206                     st = rrdset_create_localhost("ipv4", "fragsout", NULL, "fragments", NULL, "IPv4 Fragments Sent",
2207                                        "packets/s", 3010, update_every, RRDSET_TYPE_LINE);
2208                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2209
2210                     rrddim_add(st, "FragOKs", "ok", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2211                     rrddim_add(st, "FragFails", "failed", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2212                     rrddim_add(st, "FragCreates", "created", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2213                 } else
2214                     rrdset_next(st);
2215
2216                 rrddim_set(st, "FragOKs", ipstat.ips_fragmented);
2217                 rrddim_set(st, "FragFails", ipstat.ips_cantfrag);
2218                 rrddim_set(st, "FragCreates", ipstat.ips_ofragments);
2219                 rrdset_done(st);
2220             }
2221
2222             // --------------------------------------------------------------------
2223
2224             if (likely(do_ip_fragsin)) {
2225                 st = rrdset_find_localhost("ipv4.fragsin");
2226                 if (unlikely(!st)) {
2227                     st = rrdset_create_localhost("ipv4", "fragsin", NULL, "fragments", NULL,
2228                                        "IPv4 Fragments Reassembly",
2229                                        "packets/s", 3011, update_every, RRDSET_TYPE_LINE);
2230                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2231
2232                     rrddim_add(st, "ReasmOKs", "ok", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2233                     rrddim_add(st, "ReasmFails", "failed", -1, 1, RRD_ALGORITHM_INCREMENTAL);
2234                     rrddim_add(st, "ReasmReqds", "all", 1, 1, RRD_ALGORITHM_INCREMENTAL);
2235                 } else
2236                     rrdset_next(st);
2237
2238                 rrddim_set(st, "ReasmOKs", ipstat.ips_fragments);
2239                 rrddim_set(st, "ReasmFails", ipstat.ips_fragdropped);
2240                 rrddim_set(st, "ReasmReqds", ipstat.ips_reassembled);
2241                 rrdset_done(st);
2242             }
2243
2244             // --------------------------------------------------------------------
2245
2246             if (likely(do_ip_errors)) {
2247                 st = rrdset_find_localhost("ipv4.errors");
2248                 if (unlikely(!st)) {
2249                     st = rrdset_create_localhost("ipv4", "errors", NULL, "errors", NULL, "IPv4 Errors", "packets/s",
2250                                        3002,
2251                                        update_every, RRDSET_TYPE_LINE);
2252                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2253
2254                     rrddim_add(st, "InDiscards", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2255                     rrddim_add(st, "OutDiscards", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2256
2257                     rrddim_add(st, "InHdrErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2258                     rrddim_add(st, "OutNoRoutes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2259
2260                     rrddim_add(st, "InAddrErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2261                     rrddim_add(st, "InUnknownProtos", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2262                 } else
2263                     rrdset_next(st);
2264
2265                 rrddim_set(st, "InDiscards", ipstat.ips_badsum + ipstat.ips_tooshort + ipstat.ips_toosmall + ipstat.ips_toolong);
2266                 rrddim_set(st, "OutDiscards", ipstat.ips_odropped);
2267                 rrddim_set(st, "InHdrErrors", ipstat.ips_badhlen + ipstat.ips_badlen + ipstat.ips_badoptions + ipstat.ips_badvers);
2268                 rrddim_set(st, "InAddrErrors", ipstat.ips_badaddr);
2269                 rrddim_set(st, "InUnknownProtos", ipstat.ips_noproto);
2270                 rrddim_set(st, "OutNoRoutes", ipstat.ips_noroute);
2271                 rrdset_done(st);
2272             }
2273         }
2274     }
2275
2276     // --------------------------------------------------------------------
2277
2278     if (likely(do_ip6_packets || do_ip6_fragsout || do_ip6_fragsin || do_ip6_errors)) {
2279         if (unlikely(GETSYSCTL_BY_NAME("net.inet6.ip6.stats", ip6stat))) {
2280             do_ip6_packets = 0;
2281             error("DISABLED: ipv6.packets");
2282             do_ip6_fragsout = 0;
2283             error("DISABLED: ipv6.fragsout");
2284             do_ip6_fragsin = 0;
2285             error("DISABLED: ipv6.fragsin");
2286             do_ip6_errors = 0;
2287             error("DISABLED: ipv6.errors");
2288         } else {
2289             if (do_ip6_packets == CONFIG_BOOLEAN_YES || (do_ip6_packets == CONFIG_BOOLEAN_AUTO &&
2290                                                           (ip6stat.ip6s_localout || ip6stat.ip6s_total ||
2291                                                            ip6stat.ip6s_forward || ip6stat.ip6s_delivered))) {
2292                 do_ip6_packets = CONFIG_BOOLEAN_YES;
2293                 st = rrdset_find_localhost("ipv6.packets");
2294                 if (unlikely(!st)) {
2295                     st = rrdset_create_localhost("ipv6", "packets", NULL, "packets", NULL, "IPv6 Packets", "packets/s", 3000,
2296                                        update_every, RRDSET_TYPE_LINE);
2297
2298                     rrddim_add(st, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2299                     rrddim_add(st, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2300                     rrddim_add(st, "forwarded", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2301                     rrddim_add(st, "delivers", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2302                 } else
2303                     rrdset_next(st);
2304
2305                 rrddim_set(st, "sent", ip6stat.ip6s_localout);
2306                 rrddim_set(st, "received", ip6stat.ip6s_total);
2307                 rrddim_set(st, "forwarded", ip6stat.ip6s_forward);
2308                 rrddim_set(st, "delivers", ip6stat.ip6s_delivered);
2309                 rrdset_done(st);
2310             }
2311
2312             // --------------------------------------------------------------------
2313
2314             if (do_ip6_fragsout == CONFIG_BOOLEAN_YES || (do_ip6_fragsout == CONFIG_BOOLEAN_AUTO &&
2315                                                            (ip6stat.ip6s_fragmented || ip6stat.ip6s_cantfrag ||
2316                                                             ip6stat.ip6s_ofragments))) {
2317                 do_ip6_fragsout = CONFIG_BOOLEAN_YES;
2318                 st = rrdset_find_localhost("ipv6.fragsout");
2319                 if (unlikely(!st)) {
2320                     st = rrdset_create_localhost("ipv6", "fragsout", NULL, "fragments", NULL, "IPv6 Fragments Sent",
2321                                        "packets/s", 3010, update_every, RRDSET_TYPE_LINE);
2322                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2323
2324                     rrddim_add(st, "ok", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2325                     rrddim_add(st, "failed", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2326                     rrddim_add(st, "all", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2327                 } else
2328                     rrdset_next(st);
2329
2330                 rrddim_set(st, "ok", ip6stat.ip6s_fragmented);
2331                 rrddim_set(st, "failed", ip6stat.ip6s_cantfrag);
2332                 rrddim_set(st, "all", ip6stat.ip6s_ofragments);
2333                 rrdset_done(st);
2334             }
2335
2336             // --------------------------------------------------------------------
2337
2338             if (do_ip6_fragsin == CONFIG_BOOLEAN_YES || (do_ip6_fragsin == CONFIG_BOOLEAN_AUTO &&
2339                                                           (ip6stat.ip6s_reassembled || ip6stat.ip6s_fragdropped ||
2340                                                            ip6stat.ip6s_fragtimeout || ip6stat.ip6s_fragments))) {
2341                 do_ip6_fragsin = CONFIG_BOOLEAN_YES;
2342                 st = rrdset_find_localhost("ipv6.fragsin");
2343                 if (unlikely(!st)) {
2344                     st = rrdset_create_localhost("ipv6", "fragsin", NULL, "fragments", NULL, "IPv6 Fragments Reassembly",
2345                                        "packets/s", 3011, update_every, RRDSET_TYPE_LINE);
2346                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2347
2348                     rrddim_add(st, "ok", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2349                     rrddim_add(st, "failed", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2350                     rrddim_add(st, "timeout", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2351                     rrddim_add(st, "all", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2352                 } else
2353                     rrdset_next(st);
2354
2355                 rrddim_set(st, "ok", ip6stat.ip6s_reassembled);
2356                 rrddim_set(st, "failed", ip6stat.ip6s_fragdropped);
2357                 rrddim_set(st, "timeout", ip6stat.ip6s_fragtimeout);
2358                 rrddim_set(st, "all", ip6stat.ip6s_fragments);
2359                 rrdset_done(st);
2360             }
2361
2362             // --------------------------------------------------------------------
2363
2364             if (do_ip6_errors == CONFIG_BOOLEAN_YES || (do_ip6_errors == CONFIG_BOOLEAN_AUTO && (
2365                     ip6stat.ip6s_toosmall ||
2366                     ip6stat.ip6s_odropped ||
2367                     ip6stat.ip6s_badoptions ||
2368                     ip6stat.ip6s_badvers ||
2369                     ip6stat.ip6s_exthdrtoolong ||
2370                     ip6stat.ip6s_sources_none ||
2371                     ip6stat.ip6s_tooshort ||
2372                     ip6stat.ip6s_cantforward ||
2373                     ip6stat.ip6s_noroute))) {
2374                 do_ip6_errors = CONFIG_BOOLEAN_YES;
2375                 st = rrdset_find_localhost("ipv6.errors");
2376                 if (unlikely(!st)) {
2377                     st = rrdset_create_localhost("ipv6", "errors", NULL, "errors", NULL, "IPv6 Errors", "packets/s", 3002,
2378                                        update_every, RRDSET_TYPE_LINE);
2379                     rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
2380
2381                     rrddim_add(st, "InDiscards", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2382                     rrddim_add(st, "OutDiscards", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2383
2384                     rrddim_add(st, "InHdrErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2385                     rrddim_add(st, "InAddrErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2386                     rrddim_add(st, "InTruncatedPkts", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2387                     rrddim_add(st, "InNoRoutes", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2388
2389                     rrddim_add(st, "OutNoRoutes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2390                 } else
2391                     rrdset_next(st);
2392
2393                 rrddim_set(st, "InDiscards", ip6stat.ip6s_toosmall);
2394                 rrddim_set(st, "OutDiscards", ip6stat.ip6s_odropped);
2395
2396                 rrddim_set(st, "InHdrErrors",
2397                            ip6stat.ip6s_badoptions + ip6stat.ip6s_badvers + ip6stat.ip6s_exthdrtoolong);
2398                 rrddim_set(st, "InAddrErrors", ip6stat.ip6s_sources_none);
2399                 rrddim_set(st, "InTruncatedPkts", ip6stat.ip6s_tooshort);
2400                 rrddim_set(st, "InNoRoutes", ip6stat.ip6s_cantforward);
2401
2402                 rrddim_set(st, "OutNoRoutes", ip6stat.ip6s_noroute);
2403                 rrdset_done(st);
2404             }
2405         }
2406     }
2407
2408     // --------------------------------------------------------------------
2409
2410     if (likely(do_icmp6 || do_icmp6_redir || do_icmp6_errors || do_icmp6_echos || do_icmp6_router || do_icmp6_neighbor || do_icmp6_types)) {
2411         if (unlikely(GETSYSCTL_BY_NAME("net.inet6.icmp6.stats", icmp6stat))) {
2412             do_icmp6 = 0;
2413             error("DISABLED: ipv6.icmp");
2414         } else {
2415             for (i = 0; i <= ICMP6_MAXTYPE; i++) {
2416                 icmp6_total.msgs_in += icmp6stat.icp6s_inhist[i];
2417                 icmp6_total.msgs_out += icmp6stat.icp6s_outhist[i];
2418             }
2419             icmp6_total.msgs_in += icmp6stat.icp6s_badcode + icmp6stat.icp6s_badlen + icmp6stat.icp6s_checksum + icmp6stat.icp6s_tooshort;
2420             if (do_icmp6 == CONFIG_BOOLEAN_YES || (do_icmp6 == CONFIG_BOOLEAN_AUTO && (icmp6_total.msgs_in || icmp6_total.msgs_out))) {
2421                 do_icmp6 = CONFIG_BOOLEAN_YES;
2422                 st = rrdset_find_localhost("ipv6.icmp");
2423                 if (unlikely(!st)) {
2424                     st = rrdset_create_localhost("ipv6", "icmp", NULL, "icmp", NULL, "IPv6 ICMP Messages",
2425                                        "messages/s", 10000, update_every, RRDSET_TYPE_LINE);
2426
2427                     rrddim_add(st, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2428                     rrddim_add(st, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2429                 } else
2430                     rrdset_next(st);
2431
2432                 rrddim_set(st, "sent", icmp6_total.msgs_in);
2433                 rrddim_set(st, "received", icmp6_total.msgs_out);
2434                 rrdset_done(st);
2435             }
2436
2437             // --------------------------------------------------------------------
2438
2439             if (do_icmp6_redir == CONFIG_BOOLEAN_YES || (do_icmp6_redir == CONFIG_BOOLEAN_AUTO && (icmp6stat.icp6s_inhist[ND_REDIRECT] || icmp6stat.icp6s_outhist[ND_REDIRECT]))) {
2440                 do_icmp6_redir = CONFIG_BOOLEAN_YES;
2441                 st = rrdset_find_localhost("ipv6.icmpredir");
2442                 if (unlikely(!st)) {
2443                     st = rrdset_create_localhost("ipv6", "icmpredir", NULL, "icmp", NULL, "IPv6 ICMP Redirects",
2444                                        "redirects/s", 10050, update_every, RRDSET_TYPE_LINE);
2445
2446                     rrddim_add(st, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2447                     rrddim_add(st, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2448                 } else
2449                     rrdset_next(st);
2450
2451                 rrddim_set(st, "sent", icmp6stat.icp6s_inhist[ND_REDIRECT]);
2452                 rrddim_set(st, "received", icmp6stat.icp6s_outhist[ND_REDIRECT]);
2453                 rrdset_done(st);
2454             }
2455
2456             // --------------------------------------------------------------------
2457
2458             if (do_icmp6_errors == CONFIG_BOOLEAN_YES || (do_icmp6_errors == CONFIG_BOOLEAN_AUTO && (
2459                                                                             icmp6stat.icp6s_badcode ||
2460                                                                             icmp6stat.icp6s_badlen ||
2461                                                                             icmp6stat.icp6s_checksum ||
2462                                                                             icmp6stat.icp6s_tooshort ||
2463                                                                             icmp6stat.icp6s_error ||
2464                                                                             icmp6stat.icp6s_inhist[ICMP6_DST_UNREACH] ||
2465                                                                             icmp6stat.icp6s_inhist[ICMP6_TIME_EXCEEDED] ||
2466                                                                             icmp6stat.icp6s_inhist[ICMP6_PARAM_PROB] ||
2467                                                                             icmp6stat.icp6s_outhist[ICMP6_DST_UNREACH] ||
2468                                                                             icmp6stat.icp6s_outhist[ICMP6_TIME_EXCEEDED] ||
2469                                                                             icmp6stat.icp6s_outhist[ICMP6_PARAM_PROB]))) {
2470                 do_icmp6_errors = CONFIG_BOOLEAN_YES;
2471                 st = rrdset_find_localhost("ipv6.icmperrors");
2472                 if (unlikely(!st)) {
2473                     st = rrdset_create_localhost("ipv6", "icmperrors", NULL, "icmp", NULL, "IPv6 ICMP Errors", "errors/s", 10100, update_every, RRDSET_TYPE_LINE);
2474
2475                     rrddim_add(st, "InErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2476                     rrddim_add(st, "OutErrors", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2477
2478                     rrddim_add(st, "InCsumErrors", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2479                     rrddim_add(st, "InDestUnreachs", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2480                     rrddim_add(st, "InPktTooBigs", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2481                     rrddim_add(st, "InTimeExcds", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2482                     rrddim_add(st, "InParmProblems", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2483                     rrddim_add(st, "OutDestUnreachs", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2484                     rrddim_add(st, "OutTimeExcds", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2485                     rrddim_add(st, "OutParmProblems", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2486                 } else
2487                     rrdset_next(st);
2488
2489                 rrddim_set(st, "InErrors", icmp6stat.icp6s_badcode + icmp6stat.icp6s_badlen + icmp6stat.icp6s_checksum + icmp6stat.icp6s_tooshort);
2490                 rrddim_set(st, "OutErrors", icmp6stat.icp6s_error);
2491                 rrddim_set(st, "InCsumErrors", icmp6stat.icp6s_checksum);
2492                 rrddim_set(st, "InDestUnreachs", icmp6stat.icp6s_inhist[ICMP6_DST_UNREACH]);
2493                 rrddim_set(st, "InPktTooBigs", icmp6stat.icp6s_badlen);
2494                 rrddim_set(st, "InTimeExcds", icmp6stat.icp6s_inhist[ICMP6_TIME_EXCEEDED]);
2495                 rrddim_set(st, "InParmProblems", icmp6stat.icp6s_inhist[ICMP6_PARAM_PROB]);
2496                 rrddim_set(st, "OutDestUnreachs", icmp6stat.icp6s_outhist[ICMP6_DST_UNREACH]);
2497                 rrddim_set(st, "OutTimeExcds", icmp6stat.icp6s_outhist[ICMP6_TIME_EXCEEDED]);
2498                 rrddim_set(st, "OutParmProblems", icmp6stat.icp6s_outhist[ICMP6_PARAM_PROB]);
2499                 rrdset_done(st);
2500             }
2501
2502             // --------------------------------------------------------------------
2503
2504             if (do_icmp6_echos == CONFIG_BOOLEAN_YES || (do_icmp6_echos == CONFIG_BOOLEAN_AUTO && (
2505                                                                  icmp6stat.icp6s_inhist[ICMP6_ECHO_REQUEST] ||
2506                                                                  icmp6stat.icp6s_outhist[ICMP6_ECHO_REQUEST] ||
2507                                                                  icmp6stat.icp6s_inhist[ICMP6_ECHO_REPLY] ||
2508                                                                  icmp6stat.icp6s_outhist[ICMP6_ECHO_REPLY]))) {
2509                 do_icmp6_echos = CONFIG_BOOLEAN_YES;
2510                 st = rrdset_find_localhost("ipv6.icmpechos");
2511                 if (unlikely(!st)) {
2512                     st = rrdset_create_localhost("ipv6", "icmpechos", NULL, "icmp", NULL, "IPv6 ICMP Echo", "messages/s", 10200, update_every, RRDSET_TYPE_LINE);
2513
2514                     rrddim_add(st, "InEchos", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2515                     rrddim_add(st, "OutEchos", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2516                     rrddim_add(st, "InEchoReplies", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2517                     rrddim_add(st, "OutEchoReplies", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2518                 } else
2519                     rrdset_next(st);
2520
2521                 rrddim_set(st, "InEchos", icmp6stat.icp6s_inhist[ICMP6_ECHO_REQUEST]);
2522                 rrddim_set(st, "OutEchos", icmp6stat.icp6s_outhist[ICMP6_ECHO_REQUEST]);
2523                 rrddim_set(st, "InEchoReplies", icmp6stat.icp6s_inhist[ICMP6_ECHO_REPLY]);
2524                 rrddim_set(st, "OutEchoReplies", icmp6stat.icp6s_outhist[ICMP6_ECHO_REPLY]);
2525                 rrdset_done(st);
2526             }
2527
2528             // --------------------------------------------------------------------
2529
2530             if (do_icmp6_router == CONFIG_BOOLEAN_YES || (do_icmp6_router == CONFIG_BOOLEAN_AUTO && (
2531                                                                     icmp6stat.icp6s_inhist[ND_ROUTER_SOLICIT] ||
2532                                                                     icmp6stat.icp6s_outhist[ND_ROUTER_SOLICIT] ||
2533                                                                     icmp6stat.icp6s_inhist[ND_ROUTER_ADVERT] ||
2534                                                                     icmp6stat.icp6s_outhist[ND_ROUTER_ADVERT]))) {
2535                 do_icmp6_router = CONFIG_BOOLEAN_YES;
2536                 st = rrdset_find_localhost("ipv6.icmprouter");
2537                 if (unlikely(!st)) {
2538                     st = rrdset_create_localhost("ipv6", "icmprouter", NULL, "icmp", NULL, "IPv6 Router Messages", "messages/s", 10400, update_every, RRDSET_TYPE_LINE);
2539
2540                     rrddim_add(st, "InSolicits", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2541                     rrddim_add(st, "OutSolicits", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2542                     rrddim_add(st, "InAdvertisements", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2543                     rrddim_add(st, "OutAdvertisements", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2544                 } else
2545                     rrdset_next(st);
2546
2547                 rrddim_set(st, "InSolicits", icmp6stat.icp6s_inhist[ND_ROUTER_SOLICIT]);
2548                 rrddim_set(st, "OutSolicits", icmp6stat.icp6s_outhist[ND_ROUTER_SOLICIT]);
2549                 rrddim_set(st, "InAdvertisements", icmp6stat.icp6s_inhist[ND_ROUTER_ADVERT]);
2550                 rrddim_set(st, "OutAdvertisements", icmp6stat.icp6s_outhist[ND_ROUTER_ADVERT]);
2551                 rrdset_done(st);
2552             }
2553
2554             // --------------------------------------------------------------------
2555
2556             if (do_icmp6_neighbor == CONFIG_BOOLEAN_YES || (do_icmp6_neighbor == CONFIG_BOOLEAN_AUTO && (
2557                                                                     icmp6stat.icp6s_inhist[ND_NEIGHBOR_SOLICIT] ||
2558                                                                     icmp6stat.icp6s_outhist[ND_NEIGHBOR_SOLICIT] ||
2559                                                                     icmp6stat.icp6s_inhist[ND_NEIGHBOR_ADVERT] ||
2560                                                                     icmp6stat.icp6s_outhist[ND_NEIGHBOR_ADVERT]))) {
2561                 do_icmp6_neighbor = CONFIG_BOOLEAN_YES;
2562                 st = rrdset_find_localhost("ipv6.icmpneighbor");
2563                 if (unlikely(!st)) {
2564                     st = rrdset_create_localhost("ipv6", "icmpneighbor", NULL, "icmp", NULL, "IPv6 Neighbor Messages", "messages/s", 10500, update_every, RRDSET_TYPE_LINE);
2565
2566                     rrddim_add(st, "InSolicits", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2567                     rrddim_add(st, "OutSolicits", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2568                     rrddim_add(st, "InAdvertisements", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2569                     rrddim_add(st, "OutAdvertisements", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2570                 } else
2571                     rrdset_next(st);
2572
2573                 rrddim_set(st, "InSolicits", icmp6stat.icp6s_inhist[ND_NEIGHBOR_SOLICIT]);
2574                 rrddim_set(st, "OutSolicits", icmp6stat.icp6s_outhist[ND_NEIGHBOR_SOLICIT]);
2575                 rrddim_set(st, "InAdvertisements", icmp6stat.icp6s_inhist[ND_NEIGHBOR_ADVERT]);
2576                 rrddim_set(st, "OutAdvertisements", icmp6stat.icp6s_outhist[ND_NEIGHBOR_ADVERT]);
2577                 rrdset_done(st);
2578             }
2579
2580             // --------------------------------------------------------------------
2581
2582             if (do_icmp6_types == CONFIG_BOOLEAN_YES || (do_icmp6_types == CONFIG_BOOLEAN_AUTO && (
2583                                                                     icmp6stat.icp6s_inhist[1] ||
2584                                                                     icmp6stat.icp6s_inhist[128] ||
2585                                                                     icmp6stat.icp6s_inhist[129] ||
2586                                                                     icmp6stat.icp6s_inhist[136] ||
2587                                                                     icmp6stat.icp6s_outhist[1] ||
2588                                                                     icmp6stat.icp6s_outhist[128] ||
2589                                                                     icmp6stat.icp6s_outhist[129] ||
2590                                                                     icmp6stat.icp6s_outhist[133] ||
2591                                                                     icmp6stat.icp6s_outhist[135] ||
2592                                                                     icmp6stat.icp6s_outhist[136]))) {
2593                 do_icmp6_types = CONFIG_BOOLEAN_YES;
2594                 st = rrdset_find_localhost("ipv6.icmptypes");
2595                 if (unlikely(!st)) {
2596                     st = rrdset_create_localhost("ipv6", "icmptypes", NULL, "icmp", NULL, "IPv6 ICMP Types",
2597                                        "messages/s", 10700, update_every, RRDSET_TYPE_LINE);
2598
2599                     rrddim_add(st, "InType1", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2600                     rrddim_add(st, "InType128", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2601                     rrddim_add(st, "InType129", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2602                     rrddim_add(st, "InType136", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
2603                     rrddim_add(st, "OutType1", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2604                     rrddim_add(st, "OutType128", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2605                     rrddim_add(st, "OutType129", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2606                     rrddim_add(st, "OutType133", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2607                     rrddim_add(st, "OutType135", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2608                     rrddim_add(st, "OutType143", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
2609                 } else
2610                     rrdset_next(st);
2611
2612                 rrddim_set(st, "InType1", icmp6stat.icp6s_inhist[1]);
2613                 rrddim_set(st, "InType128", icmp6stat.icp6s_inhist[128]);
2614                 rrddim_set(st, "InType129", icmp6stat.icp6s_inhist[129]);
2615                 rrddim_set(st, "InType136", icmp6stat.icp6s_inhist[136]);
2616                 rrddim_set(st, "OutType1", icmp6stat.icp6s_outhist[1]);
2617                 rrddim_set(st, "OutType128", icmp6stat.icp6s_outhist[128]);
2618                 rrddim_set(st, "OutType129", icmp6stat.icp6s_outhist[129]);
2619                 rrddim_set(st, "OutType133", icmp6stat.icp6s_outhist[133]);
2620                 rrddim_set(st, "OutType135", icmp6stat.icp6s_outhist[135]);
2621                 rrddim_set(st, "OutType143", icmp6stat.icp6s_outhist[143]);
2622                 rrdset_done(st);
2623             }
2624         }
2625     }
2626
2627     // --------------------------------------------------------------------------
2628
2629     if (likely(do_space || do_inodes)) {
2630         // there is no mount info in sysctl MIBs
2631         if (unlikely(!(mntsize = getmntinfo(&mntbuf, MNT_NOWAIT)))) {
2632             error("FREEBSD: getmntinfo() failed");
2633             do_space = 0;
2634             error("DISABLED: disk_space.X");
2635             do_inodes = 0;
2636             error("DISABLED: disk_inodes.X");
2637         } else {
2638             for (i = 0; i < mntsize; i++) {
2639                 if (mntbuf[i].f_flags == MNT_RDONLY ||
2640                         mntbuf[i].f_blocks == 0 ||
2641                         // taken from gnulib/mountlist.c and shortened to FreeBSD related fstypes
2642                         strcmp(mntbuf[i].f_fstypename, "autofs") == 0 ||
2643                         strcmp(mntbuf[i].f_fstypename, "procfs") == 0 ||
2644                         strcmp(mntbuf[i].f_fstypename, "subfs") == 0 ||
2645                         strcmp(mntbuf[i].f_fstypename, "devfs") == 0 ||
2646                         strcmp(mntbuf[i].f_fstypename, "none") == 0)
2647                     continue;
2648
2649                 // --------------------------------------------------------------------------
2650
2651                 if (likely(do_space)) {
2652                     st = rrdset_find_bytype_localhost("disk_space", mntbuf[i].f_mntonname);
2653                     if (unlikely(!st)) {
2654                         snprintfz(title, 4096, "Disk Space Usage for %s [%s]", mntbuf[i].f_mntonname, mntbuf[i].f_mntfromname);
2655                         st = rrdset_create_localhost("disk_space", mntbuf[i].f_mntonname, NULL, mntbuf[i].f_mntonname, "disk.space", title, "GB", 2023,
2656                                            update_every,
2657                                            RRDSET_TYPE_STACKED);
2658
2659                         rrddim_add(st, "avail", NULL, mntbuf[i].f_bsize, GIGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
2660                         rrddim_add(st, "used", NULL, mntbuf[i].f_bsize, GIGA_FACTOR, RRD_ALGORITHM_ABSOLUTE);
2661                         rrddim_add(st, "reserved_for_root", "reserved for root", mntbuf[i].f_bsize, GIGA_FACTOR,
2662                                 RRD_ALGORITHM_ABSOLUTE);
2663                     } else
2664                         rrdset_next(st);
2665
2666                     rrddim_set(st, "avail", (collected_number) mntbuf[i].f_bavail);
2667                     rrddim_set(st, "used", (collected_number) (mntbuf[i].f_blocks - mntbuf[i].f_bfree));
2668                     rrddim_set(st, "reserved_for_root", (collected_number) (mntbuf[i].f_bfree - mntbuf[i].f_bavail));
2669                     rrdset_done(st);
2670                 }
2671
2672                 // --------------------------------------------------------------------------
2673
2674                 if (likely(do_inodes)) {
2675                     st = rrdset_find_bytype_localhost("disk_inodes", mntbuf[i].f_mntonname);
2676                     if (unlikely(!st)) {
2677                         snprintfz(title, 4096, "Disk Files (inodes) Usage for %s [%s]", mntbuf[i].f_mntonname, mntbuf[i].f_mntfromname);
2678                         st = rrdset_create_localhost("disk_inodes", mntbuf[i].f_mntonname, NULL, mntbuf[i].f_mntonname, "disk.inodes", title, "Inodes", 2024,
2679                                            update_every, RRDSET_TYPE_STACKED);
2680
2681                         rrddim_add(st, "avail", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
2682                         rrddim_add(st, "used", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
2683                         rrddim_add(st, "reserved_for_root", "reserved for root", 1, 1, RRD_ALGORITHM_ABSOLUTE);
2684                     } else
2685                         rrdset_next(st);
2686
2687                     rrddim_set(st, "avail", (collected_number) mntbuf[i].f_ffree);
2688                     rrddim_set(st, "used", (collected_number) (mntbuf[i].f_files - mntbuf[i].f_ffree));
2689                     rrdset_done(st);
2690                 }
2691             }
2692         }
2693     }
2694
2695     return 0;
2696 }