3 // NEEDED BY: struct vmstat
4 #include <sys/vmmeter.h>
6 // FreeBSD calculates load averages once every 5 seconds
7 #define MIN_LOADAVG_UPDATE_EVERY 5
9 int do_freebsd_sysctl(int update_every, unsigned long long dt) {
12 static int do_cpu = -1, do_cpu_cores = -1, do_interrupts = -1, do_context = -1, do_forks = -1, do_processes = -1,
13 do_loadavg = -1, do_all_processes = -1;
15 if(unlikely(do_cpu == -1)) {
16 do_cpu = config_get_boolean("plugin:freebsd:sysctl", "cpu utilization", 1);
17 do_cpu_cores = config_get_boolean("plugin:freebsd:sysctl", "per cpu core utilization", 1);
18 do_interrupts = config_get_boolean("plugin:freebsd:sysctl", "cpu interrupts", 1);
19 do_context = config_get_boolean("plugin:freebsd:sysctl", "context switches", 1);
20 do_forks = config_get_boolean("plugin:freebsd:sysctl", "processes started", 1);
21 do_processes = config_get_boolean("plugin:freebsd:sysctl", "processes running", 1);
22 do_loadavg = config_get_boolean("plugin:freebsd:sysctl", "enable load average", 1);
23 do_all_processes = config_get_boolean("plugin:freebsd:sysctl", "enable total processes", 1);
30 // NEEDED BY: do_loadavg
31 static unsigned long long last_loadavg_usec = 0;
32 struct loadavg sysload;
34 // NEEDED BY: do_cpu, do_cpu_cores
35 long cp_time[CPUSTATES];
37 // NEEDED BY: do_cpu_cores
39 static long *pcpu_cp_time = NULL;
40 char cpuid[8]; // no more than 4 digits expected
42 // NEEDED BY: do_all_processes, do_processes
43 struct vmtotal vmtotal_data;
45 // NEEDED BY: do_context, do_forks
48 // NEEDED BY: do_interrupts
50 unsigned long nintr = 0;
51 static unsigned long *intrcnt = NULL;
52 unsigned long long totalintr = 0;
54 // --------------------------------------------------------------------
56 if(last_loadavg_usec <= dt) {
57 if(likely(do_loadavg)) {
58 if (unlikely(GETSYSCTL("vm.loadavg", sysload))) {
60 error("DISABLED: system.load");
63 st = rrdset_find_bytype("system", "load");
65 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);
66 rrddim_add(st, "load1", NULL, 1, 1000, RRDDIM_ABSOLUTE);
67 rrddim_add(st, "load5", NULL, 1, 1000, RRDDIM_ABSOLUTE);
68 rrddim_add(st, "load15", NULL, 1, 1000, RRDDIM_ABSOLUTE);
72 rrddim_set(st, "load1", (collected_number) ((double)sysload.ldavg[0] / sysload.fscale * 1000));
73 rrddim_set(st, "load5", (collected_number) ((double)sysload.ldavg[1] / sysload.fscale * 1000));
74 rrddim_set(st, "load15", (collected_number) ((double)sysload.ldavg[2] / sysload.fscale * 1000));
79 last_loadavg_usec = st->update_every * 1000000ULL;
81 else last_loadavg_usec -= dt;
83 // --------------------------------------------------------------------
85 if(likely(do_all_processes | do_processes)) {
86 if (unlikely(GETSYSCTL("vm.vmtotal", vmtotal_data))) {
88 error("DISABLED: system.active_processes");
90 error("DISABLED: system.processes");
92 if(likely(do_processes)) {
94 st = rrdset_find_bytype("system", "active_processes");
96 st = rrdset_create("system", "active_processes", NULL, "processes", NULL, "System Active Processes", "processes", 750, update_every, RRDSET_TYPE_LINE);
97 rrddim_add(st, "active", NULL, 1, 1, RRDDIM_ABSOLUTE);
101 rrddim_set(st, "active", (vmtotal_data.t_rq + vmtotal_data.t_dw + vmtotal_data.t_pw + vmtotal_data.t_sl + vmtotal_data.t_sw));
104 if(likely(do_processes)) {
106 st = rrdset_find_bytype("system", "processes");
108 st = rrdset_create("system", "processes", NULL, "processes", NULL, "System Processes", "processes", 600, update_every, RRDSET_TYPE_LINE);
110 rrddim_add(st, "running", NULL, 1, 1, RRDDIM_ABSOLUTE);
111 rrddim_add(st, "blocked", NULL, -1, 1, RRDDIM_ABSOLUTE);
113 else rrdset_next(st);
115 rrddim_set(st, "running", vmtotal_data.t_rq);
116 rrddim_set(st, "blocked", (vmtotal_data.t_dw + vmtotal_data.t_pw));
123 // --------------------------------------------------------------------
125 if(likely(do_processes)) {
127 st = rrdset_find_bytype("system", "processes");
129 st = rrdset_create("system", "processes", NULL, "processes", NULL, "System Processes", "processes", 600, update_every, RRDSET_TYPE_LINE);
131 rrddim_add(st, "running", NULL, 1, 1, RRDDIM_ABSOLUTE);
132 rrddim_add(st, "blocked", NULL, -1, 1, RRDDIM_ABSOLUTE);
134 else rrdset_next(st);
136 rrddim_set(st, "running", vmtotal_data.t_rq);
137 rrddim_set(st, "blocked", (vmtotal_data.t_dw + vmtotal_data.t_pw));
141 // --------------------------------------------------------------------
144 if (unlikely(CPUSTATES != 5)) {
145 error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
147 error("DISABLED: system.cpu");
149 if (unlikely(GETSYSCTL("kern.cp_time", cp_time))) {
151 error("DISABLED: system.cpu");
154 st = rrdset_find_bytype("system", "cpu");
156 st = rrdset_create("system", "cpu", NULL, "cpu", "system.cpu", "Total CPU utilization", "percentage", 100, update_every, RRDSET_TYPE_STACKED);
158 rrddim_add(st, "user", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
159 rrddim_add(st, "nice", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
160 rrddim_add(st, "system", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
161 rrddim_add(st, "interrupt", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
162 rrddim_add(st, "idle", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
163 rrddim_hide(st, "idle");
165 else rrdset_next(st);
167 rrddim_set(st, "user", cp_time[0]);
168 rrddim_set(st, "nice", cp_time[1]);
169 rrddim_set(st, "system", cp_time[2]);
170 rrddim_set(st, "interrupt", cp_time[3]);
171 rrddim_set(st, "idle", cp_time[4]);
177 // --------------------------------------------------------------------
179 if(likely(do_cpu_cores)) {
180 if (unlikely(CPUSTATES != 5)) {
181 error("FREEBSD: There are %d CPU states (5 was expected)", CPUSTATES);
183 error("DISABLED: cpu.cpuXX");
185 if (unlikely(GETSYSCTL("kern.smp.cpus", ncpus))) {
187 error("DISABLED: cpu.cpuXX");
189 pcpu_cp_time = reallocz(pcpu_cp_time, sizeof(cp_time) * ncpus);
191 for (i = 0; i < ncpus; i++) {
192 if (unlikely(getsysctl("kern.cp_times", pcpu_cp_time, sizeof(cp_time) * ncpus))) {
194 error("DISABLED: cpu.cpuXX");
197 if (unlikely(ncpus > 9999)) {
198 error("FREEBSD: There are more than 4 digits in cpu cores number");
200 error("DISABLED: cpu.cpuXX");
203 snprintfz(cpuid, 8, "cpu%d", i);
205 st = rrdset_find_bytype("cpu", cpuid);
207 st = rrdset_create("cpu", cpuid, NULL, "utilization", "cpu.cpu", "Core utilization", "percentage", 1000, update_every, RRDSET_TYPE_STACKED);
209 rrddim_add(st, "user", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
210 rrddim_add(st, "nice", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
211 rrddim_add(st, "system", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
212 rrddim_add(st, "interrupt", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
213 rrddim_add(st, "idle", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL);
214 rrddim_hide(st, "idle");
216 else rrdset_next(st);
218 rrddim_set(st, "user", pcpu_cp_time[i * 5 + 0]);
219 rrddim_set(st, "nice", pcpu_cp_time[i * 5 + 1]);
220 rrddim_set(st, "system", pcpu_cp_time[i * 5 + 2]);
221 rrddim_set(st, "interrupt", pcpu_cp_time[i * 5 + 3]);
222 rrddim_set(st, "idle", pcpu_cp_time[i * 5 + 4]);
229 // --------------------------------------------------------------------
231 if(likely(do_interrupts)) {
232 if (unlikely(sysctlbyname("hw.intrcnt", NULL, &intrcnt_size, NULL, 0) == -1)) {
233 error("FREEBSD: sysctl(hw.intrcnt...) failed: %s", strerror(errno));
235 error("DISABLED: system.intr");
237 nintr = intrcnt_size / sizeof(u_long);
238 intrcnt = reallocz(intrcnt, nintr * sizeof(u_long));
239 if (unlikely(getsysctl("hw.intrcnt", intrcnt, nintr * sizeof(u_long)))){
241 error("DISABLED: system.intr");
243 for (i = 0; i < nintr; i++)
244 totalintr += intrcnt[i];
246 st = rrdset_find_bytype("system", "intr");
248 st = rrdset_create("system", "intr", NULL, "interrupts", NULL, "Total Device Interrupts", "interrupts/s", 900, update_every, RRDSET_TYPE_LINE);
251 rrddim_add(st, "interrupts", NULL, 1, 1, RRDDIM_INCREMENTAL);
253 else rrdset_next(st);
255 rrddim_set(st, "interrupts", totalintr);
261 // --------------------------------------------------------------------
263 if(likely(do_context)) {
264 if (unlikely(GETSYSCTL("vm.stats.sys.v_swtch", u_int_data))) {
266 error("DISABLED: system.ctxt");
269 st = rrdset_find_bytype("system", "ctxt");
271 st = rrdset_create("system", "ctxt", NULL, "processes", NULL, "CPU Context Switches", "context switches/s", 800, update_every, RRDSET_TYPE_LINE);
273 rrddim_add(st, "switches", NULL, 1, 1, RRDDIM_INCREMENTAL);
275 else rrdset_next(st);
277 rrddim_set(st, "switches", u_int_data);
282 // --------------------------------------------------------------------
284 if(likely(do_forks)) {
285 if (unlikely(GETSYSCTL("vm.stats.vm.v_forks", u_int_data))) {
287 error("DISABLED: system.forks");
290 st = rrdset_find_bytype("system", "forks");
292 st = rrdset_create("system", "forks", NULL, "processes", NULL, "Started Processes", "processes/s", 700, update_every, RRDSET_TYPE_LINE);
295 rrddim_add(st, "started", NULL, 1, 1, RRDDIM_INCREMENTAL);
297 else rrdset_next(st);
299 rrddim_set(st, "started", u_int_data);