--- /dev/null
+#include "common.h"
+
+// NEEDED BY: struct vmstat
+#include <sys/vmmeter.h>
+
+// FreeBSD calculates load averages once every 5 seconds
+#define MIN_LOADAVG_UPDATE_EVERY 5
+
+int do_freebsd_sysctl(int update_every, unsigned long long dt) {
+ (void)dt;
+
+ static int do_cpu = -1, do_cpu_cores = -1, do_interrupts = -1, do_context = -1, do_forks = -1, do_processes = -1,
+ do_loadavg = -1, do_all_processes = -1;
+
+ if(unlikely(do_cpu == -1)) {
+ do_cpu = config_get_boolean("plugin:freebsd:sysctl", "cpu utilization", 1);
+ do_cpu_cores = config_get_boolean("plugin:freebsd:sysctl", "per cpu core utilization", 1);
+ do_interrupts = config_get_boolean("plugin:freebsd:sysctl", "cpu interrupts", 1);
+ do_context = config_get_boolean("plugin:freebsd:sysctl", "context switches", 1);
+ do_forks = config_get_boolean("plugin:freebsd:sysctl", "processes started", 1);
+ do_processes = config_get_boolean("plugin:freebsd:sysctl", "processes running", 1);
+ do_loadavg = config_get_boolean("plugin:freebsd:sysctl", "enable load average", 1);
+ do_all_processes = config_get_boolean("plugin:freebsd:sysctl", "enable total processes", 1);
+ }
+
+ RRDSET *st;
+
+ int i;
+
+// NEEDED BY: do_loadavg
+ static unsigned long long last_loadavg_usec = 0;
+ struct loadavg sysload;
+
+// NEEDED BY: do_cpu, do_cpu_cores
+ long cp_time[CPUSTATES];
+
+// NEEDED BY: do_cpu_cores
+ int ncpus;
+ static long *pcpu_cp_time = NULL;
+ char cpuid[8]; // no more than 4 digits expected
+
+// NEEDED BY: do_all_processes, do_processes
+ struct vmtotal vmtotal_data;
+
+// NEEDED BY: do_context, do_forks
+ u_int u_int_data;
+
+// NEEDED BY: do_interrupts
+ size_t intrcnt_size;
+ unsigned long nintr = 0;
+ static unsigned long *intrcnt = NULL;
+ unsigned long long totalintr = 0;
+
+ // --------------------------------------------------------------------
+
+ if(last_loadavg_usec <= dt) {
+ if(likely(do_loadavg)) {
+ if (unlikely(GETSYSCTL("vm.loadavg", sysload))) {
+ do_loadavg = 0;
+ error("DISABLED: system.load");
+ } else {
+
+ st = rrdset_find_bytype("system", "load");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "load", NULL, "load", NULL, "System Load Average", "load", 100, (update_every < MIN_LOADAVG_UPDATE_EVERY) ? MIN_LOADAVG_UPDATE_EVERY : update_every, RRDSET_TYPE_LINE);
+ rrddim_add(st, "load1", NULL, 1, 1000, RRDDIM_ABSOLUTE);
+ rrddim_add(st, "load5", NULL, 1, 1000, RRDDIM_ABSOLUTE);
+ rrddim_add(st, "load15", NULL, 1, 1000, RRDDIM_ABSOLUTE);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "load1", (collected_number) ((double)sysload.ldavg[0] / sysload.fscale * 1000));
+ rrddim_set(st, "load5", (collected_number) ((double)sysload.ldavg[1] / sysload.fscale * 1000));
+ rrddim_set(st, "load15", (collected_number) ((double)sysload.ldavg[2] / sysload.fscale * 1000));
+ rrdset_done(st);
+ }
+ }
+
+ last_loadavg_usec = st->update_every * 1000000ULL;
+ }
+ else last_loadavg_usec -= dt;
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_all_processes | do_processes)) {
+ if (unlikely(GETSYSCTL("vm.vmtotal", vmtotal_data))) {
+ do_all_processes = 0;
+ error("DISABLED: system.active_processes");
+ do_processes = 0;
+ error("DISABLED: system.processes");
+ } else {
+ if(likely(do_processes)) {
+
+ st = rrdset_find_bytype("system", "active_processes");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "active_processes", NULL, "processes", NULL, "System Active Processes", "processes", 750, update_every, RRDSET_TYPE_LINE);
+ rrddim_add(st, "active", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "active", (vmtotal_data.t_rq + vmtotal_data.t_dw + vmtotal_data.t_pw + vmtotal_data.t_sl + vmtotal_data.t_sw));
+ rrdset_done(st);
+ }
+ if(likely(do_processes)) {
+
+ st = rrdset_find_bytype("system", "processes");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "processes", NULL, "processes", NULL, "System Processes", "processes", 600, update_every, RRDSET_TYPE_LINE);
+
+ rrddim_add(st, "running", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ rrddim_add(st, "blocked", NULL, -1, 1, RRDDIM_ABSOLUTE);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "running", vmtotal_data.t_rq);
+ rrddim_set(st, "blocked", (vmtotal_data.t_dw + vmtotal_data.t_pw));
+ rrdset_done(st);
+ }
+
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_processes)) {
+
+ st = rrdset_find_bytype("system", "processes");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "processes", NULL, "processes", NULL, "System Processes", "processes", 600, update_every, RRDSET_TYPE_LINE);
+
+ rrddim_add(st, "running", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ rrddim_add(st, "blocked", NULL, -1, 1, RRDDIM_ABSOLUTE);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "running", vmtotal_data.t_rq);
+ rrddim_set(st, "blocked", (vmtotal_data.t_dw + vmtotal_data.t_pw));
+ rrdset_done(st);
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_cpu)) {
+ if (unlikely(CPUSTATES != 5)) {
+ error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
+ do_cpu = 0;
+ error("DISABLED: system.cpu");
+ } else {
+ if (unlikely(GETSYSCTL("kern.cp_time", cp_time))) {
+ do_cpu = 0;
+ error("DISABLED: system.cpu");
+ } else {
+
+ st = rrdset_find_bytype("system", "cpu");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "cpu", NULL, "cpu", "system.cpu", "Total CPU utilization", "percentage", 100, update_every, RRDSET_TYPE_STACKED);
+
+ rrddim_add(st, "user", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "nice", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "system", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "interrupt", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "idle", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_hide(st, "idle");
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "user", cp_time[0]);
+ rrddim_set(st, "nice", cp_time[1]);
+ rrddim_set(st, "system", cp_time[2]);
+ rrddim_set(st, "interrupt", cp_time[3]);
+ rrddim_set(st, "idle", cp_time[4]);
+ rrdset_done(st);
+ }
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_cpu_cores)) {
+ if (unlikely(CPUSTATES != 5)) {
+ error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
+ do_cpu_cores = 0;
+ error("DISABLED: cpu.cpuXX");
+ } else {
+ if (unlikely(GETSYSCTL("kern.smp.cpus", ncpus))) {
+ do_cpu_cores = 0;
+ error("DISABLED: cpu.cpuXX");
+ } else {
+ pcpu_cp_time = reallocz(pcpu_cp_time, sizeof(cp_time) * ncpus);
+
+ for (i = 0; i < ncpus; i++) {
+ if (unlikely(getsysctl("kern.cp_times", pcpu_cp_time, sizeof(cp_time) * ncpus))) {
+ do_cpu_cores = 0;
+ error("DISABLED: cpu.cpuXX");
+ break;
+ }
+ if (unlikely(ncpus > 9999)) {
+ error("FREEBSD: There are more than 4 digits in cpu cores number");
+ do_cpu_cores = 0;
+ error("DISABLED: cpu.cpuXX");
+ break;
+ }
+ snprintfz(cpuid, 8, "cpu%d", i);
+
+ st = rrdset_find_bytype("cpu", cpuid);
+ if(unlikely(!st)) {
+ st = rrdset_create("cpu", cpuid, NULL, "utilization", "cpu.cpu", "Core utilization", "percentage", 1000, update_every, RRDSET_TYPE_STACKED);
+
+ rrddim_add(st, "user", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "nice", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "system", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "interrupt", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_add(st, "idle", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
+ rrddim_hide(st, "idle");
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "user", pcpu_cp_time[i * 5 + 0]);
+ rrddim_set(st, "nice", pcpu_cp_time[i * 5 + 1]);
+ rrddim_set(st, "system", pcpu_cp_time[i * 5 + 2]);
+ rrddim_set(st, "interrupt", pcpu_cp_time[i * 5 + 3]);
+ rrddim_set(st, "idle", pcpu_cp_time[i * 5 + 4]);
+ rrdset_done(st);
+ }
+ }
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_interrupts)) {
+ if (unlikely(sysctlbyname("hw.intrcnt", NULL, &intrcnt_size, NULL, 0) == -1)) {
+ error("FREEBSD: sysctl(hw.intrcnt...) failed: %s", strerror(errno));
+ do_interrupts = 0;
+ error("DISABLED: system.intr");
+ } else {
+ nintr = intrcnt_size / sizeof(u_long);
+ intrcnt = reallocz(intrcnt, nintr * sizeof(u_long));
+ if (unlikely(getsysctl("hw.intrcnt", intrcnt, nintr * sizeof(u_long)))){
+ do_interrupts = 0;
+ error("DISABLED: system.intr");
+ } else {
+ for (i = 0; i < nintr; i++)
+ totalintr += intrcnt[i];
+
+ st = rrdset_find_bytype("system", "intr");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "intr", NULL, "interrupts", NULL, "Total Device Interrupts", "interrupts/s", 900, update_every, RRDSET_TYPE_LINE);
+ st->isdetail = 1;
+
+ rrddim_add(st, "interrupts", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "interrupts", totalintr);
+ rrdset_done(st);
+ }
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_context)) {
+ if (unlikely(GETSYSCTL("vm.stats.sys.v_swtch", u_int_data))) {
+ do_context = 0;
+ error("DISABLED: system.ctxt");
+ } else {
+
+ st = rrdset_find_bytype("system", "ctxt");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "ctxt", NULL, "processes", NULL, "CPU Context Switches", "context switches/s", 800, update_every, RRDSET_TYPE_LINE);
+
+ rrddim_add(st, "switches", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "switches", u_int_data);
+ rrdset_done(st);
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(likely(do_forks)) {
+ if (unlikely(GETSYSCTL("vm.stats.vm.v_forks", u_int_data))) {
+ do_forks = 0;
+ error("DISABLED: system.forks");
+ } else {
+
+ st = rrdset_find_bytype("system", "forks");
+ if(unlikely(!st)) {
+ st = rrdset_create("system", "forks", NULL, "processes", NULL, "Started Processes", "processes/s", 700, update_every, RRDSET_TYPE_LINE);
+ st->isdetail = 1;
+
+ rrddim_add(st, "started", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ }
+ else rrdset_next(st);
+
+ rrddim_set(st, "started", u_int_data);
+ rrdset_done(st);
+ }
+ }
+
+ return 0;
+}