1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
|
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <pthread.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <strings.h>
#include <unistd.h>
#include "global_statistics.h"
#include "common.h"
#include "appconfig.h"
#include "log.h"
#include "rrd.h"
#include "plugin_proc.h"
#include "main.h"
unsigned long long sutime() {
struct timeval now;
gettimeofday(&now, NULL);
return now.tv_sec * 1000000ULL + now.tv_usec;
}
void *proc_main(void *ptr)
{
if(ptr) { ; }
info("PROC Plugin thread created with task id %d", gettid());
if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
error("Cannot set pthread cancel type to DEFERRED.");
if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
error("Cannot set pthread cancel state to ENABLE.");
struct rusage me, thread;
// disable (by default) various interface that are not needed
config_get_boolean("plugin:proc:/proc/net/dev:lo", "enabled", 0);
config_get_boolean("plugin:proc:/proc/net/dev:fireqos_monitor", "enabled", 0);
// when ZERO, attempt to do it
int vdo_proc_net_dev = !config_get_boolean("plugin:proc", "/proc/net/dev", 1);
int vdo_proc_diskstats = !config_get_boolean("plugin:proc", "/proc/diskstats", 1);
int vdo_proc_net_snmp = !config_get_boolean("plugin:proc", "/proc/net/snmp", 1);
int vdo_proc_net_netstat = !config_get_boolean("plugin:proc", "/proc/net/netstat", 1);
int vdo_proc_net_stat_conntrack = !config_get_boolean("plugin:proc", "/proc/net/stat/conntrack", 1);
int vdo_proc_net_ip_vs_stats = !config_get_boolean("plugin:proc", "/proc/net/ip_vs/stats", 1);
int vdo_proc_stat = !config_get_boolean("plugin:proc", "/proc/stat", 1);
int vdo_proc_meminfo = !config_get_boolean("plugin:proc", "/proc/meminfo", 1);
int vdo_proc_vmstat = !config_get_boolean("plugin:proc", "/proc/vmstat", 1);
int vdo_proc_net_rpc_nfsd = !config_get_boolean("plugin:proc", "/proc/net/rpc/nfsd", 1);
int vdo_proc_sys_kernel_random_entropy_avail = !config_get_boolean("plugin:proc", "/proc/sys/kernel/random/entropy_avail", 1);
int vdo_proc_interrupts = !config_get_boolean("plugin:proc", "/proc/interrupts", 1);
int vdo_proc_softirqs = !config_get_boolean("plugin:proc", "/proc/softirqs", 1);
int vdo_proc_loadavg = !config_get_boolean("plugin:proc", "/proc/loadavg", 1);
int vdo_sys_kernel_mm_ksm = !config_get_boolean("plugin:proc", "/sys/kernel/mm/ksm", 1);
int vdo_cpu_netdata = !config_get_boolean("plugin:proc", "netdata server resources", 1);
// keep track of the time each module was called
unsigned long long sutime_proc_net_dev = 0ULL;
unsigned long long sutime_proc_diskstats = 0ULL;
unsigned long long sutime_proc_net_snmp = 0ULL;
unsigned long long sutime_proc_net_netstat = 0ULL;
unsigned long long sutime_proc_net_stat_conntrack = 0ULL;
unsigned long long sutime_proc_net_ip_vs_stats = 0ULL;
unsigned long long sutime_proc_stat = 0ULL;
unsigned long long sutime_proc_meminfo = 0ULL;
unsigned long long sutime_proc_vmstat = 0ULL;
unsigned long long sutime_proc_net_rpc_nfsd = 0ULL;
unsigned long long sutime_proc_sys_kernel_random_entropy_avail = 0ULL;
unsigned long long sutime_proc_interrupts = 0ULL;
unsigned long long sutime_proc_softirqs = 0ULL;
unsigned long long sutime_proc_loadavg = 0ULL;
unsigned long long sutime_sys_kernel_mm_ksm = 0ULL;
// the next time we will run - aligned properly
unsigned long long sunext = (time(NULL) - (time(NULL) % rrd_update_every) + rrd_update_every) * 1000000ULL;
unsigned long long sunow;
RRDSET *stcpu = NULL, *stcpu_thread = NULL, *stclients = NULL, *streqs = NULL, *stbytes = NULL;
for(;1;) {
if(unlikely(netdata_exit)) break;
// delay until it is our time to run
while((sunow = sutime()) < sunext)
usleep((useconds_t)(sunext - sunow));
// find the next time we need to run
while(sutime() > sunext)
sunext += rrd_update_every * 1000000ULL;
if(unlikely(netdata_exit)) break;
// BEGIN -- the job to be done
if(!vdo_sys_kernel_mm_ksm) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_sys_kernel_mm_ksm().");
sunow = sutime();
vdo_sys_kernel_mm_ksm = do_sys_kernel_mm_ksm(rrd_update_every, (sutime_sys_kernel_mm_ksm > 0)?sunow - sutime_sys_kernel_mm_ksm:0ULL);
sutime_sys_kernel_mm_ksm = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_loadavg) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_loadavg().");
sunow = sutime();
vdo_proc_loadavg = do_proc_loadavg(rrd_update_every, (sutime_proc_loadavg > 0)?sunow - sutime_proc_loadavg:0ULL);
sutime_proc_loadavg = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_interrupts) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_interrupts().");
sunow = sutime();
vdo_proc_interrupts = do_proc_interrupts(rrd_update_every, (sutime_proc_interrupts > 0)?sunow - sutime_proc_interrupts:0ULL);
sutime_proc_interrupts = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_softirqs) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_softirqs().");
sunow = sutime();
vdo_proc_softirqs = do_proc_softirqs(rrd_update_every, (sutime_proc_softirqs > 0)?sunow - sutime_proc_softirqs:0ULL);
sutime_proc_softirqs = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_sys_kernel_random_entropy_avail) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_sys_kernel_random_entropy_avail().");
sunow = sutime();
vdo_proc_sys_kernel_random_entropy_avail = do_proc_sys_kernel_random_entropy_avail(rrd_update_every, (sutime_proc_sys_kernel_random_entropy_avail > 0)?sunow - sutime_proc_sys_kernel_random_entropy_avail:0ULL);
sutime_proc_sys_kernel_random_entropy_avail = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_dev) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_dev().");
sunow = sutime();
vdo_proc_net_dev = do_proc_net_dev(rrd_update_every, (sutime_proc_net_dev > 0)?sunow - sutime_proc_net_dev:0ULL);
sutime_proc_net_dev = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_diskstats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_diskstats().");
sunow = sutime();
vdo_proc_diskstats = do_proc_diskstats(rrd_update_every, (sutime_proc_diskstats > 0)?sunow - sutime_proc_diskstats:0ULL);
sutime_proc_diskstats = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_snmp) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_snmp().");
sunow = sutime();
vdo_proc_net_snmp = do_proc_net_snmp(rrd_update_every, (sutime_proc_net_snmp > 0)?sunow - sutime_proc_net_snmp:0ULL);
sutime_proc_net_snmp = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_netstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_netstat().");
sunow = sutime();
vdo_proc_net_netstat = do_proc_net_netstat(rrd_update_every, (sutime_proc_net_netstat > 0)?sunow - sutime_proc_net_netstat:0ULL);
sutime_proc_net_netstat = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_stat_conntrack) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_stat_conntrack().");
sunow = sutime();
vdo_proc_net_stat_conntrack = do_proc_net_stat_conntrack(rrd_update_every, (sutime_proc_net_stat_conntrack > 0)?sunow - sutime_proc_net_stat_conntrack:0ULL);
sutime_proc_net_stat_conntrack = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_ip_vs_stats) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_net_ip_vs_stats().");
sunow = sutime();
vdo_proc_net_ip_vs_stats = do_proc_net_ip_vs_stats(rrd_update_every, (sutime_proc_net_ip_vs_stats > 0)?sunow - sutime_proc_net_ip_vs_stats:0ULL);
sutime_proc_net_ip_vs_stats = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_stat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_stat().");
sunow = sutime();
vdo_proc_stat = do_proc_stat(rrd_update_every, (sutime_proc_stat > 0)?sunow - sutime_proc_stat:0ULL);
sutime_proc_stat = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_meminfo) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_meminfo().");
sunow = sutime();
vdo_proc_meminfo = do_proc_meminfo(rrd_update_every, (sutime_proc_meminfo > 0)?sunow - sutime_proc_meminfo:0ULL);
sutime_proc_meminfo = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_vmstat) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling vdo_proc_vmstat().");
sunow = sutime();
vdo_proc_vmstat = do_proc_vmstat(rrd_update_every, (sutime_proc_vmstat > 0)?sunow - sutime_proc_vmstat:0ULL);
sutime_proc_vmstat = sunow;
}
if(unlikely(netdata_exit)) break;
if(!vdo_proc_net_rpc_nfsd) {
debug(D_PROCNETDEV_LOOP, "PROCNETDEV: calling do_proc_net_rpc_nfsd().");
sunow = sutime();
vdo_proc_net_rpc_nfsd = do_proc_net_rpc_nfsd(rrd_update_every, (sutime_proc_net_rpc_nfsd > 0)?sunow - sutime_proc_net_rpc_nfsd:0ULL);
sutime_proc_net_rpc_nfsd = sunow;
}
if(unlikely(netdata_exit)) break;
// END -- the job is done
// --------------------------------------------------------------------
if(!vdo_cpu_netdata) {
getrusage(RUSAGE_THREAD, &thread);
getrusage(RUSAGE_SELF, &me);
if(!stcpu_thread) stcpu_thread = rrdset_find("netdata.plugin_proc_cpu");
if(!stcpu_thread) {
stcpu_thread = rrdset_create("netdata", "plugin_proc_cpu", NULL, "proc.internal", NULL, "NetData Proc Plugin CPU usage", "milliseconds/s", 131000, rrd_update_every, RRDSET_TYPE_STACKED);
rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRDDIM_INCREMENTAL);
rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRDDIM_INCREMENTAL);
}
else rrdset_next(stcpu_thread);
rrddim_set(stcpu_thread, "user" , thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
rrddim_set(stcpu_thread, "system", thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
rrdset_done(stcpu_thread);
// ----------------------------------------------------------------
if(!stcpu) stcpu = rrdset_find("netdata.server_cpu");
if(!stcpu) {
stcpu = rrdset_create("netdata", "server_cpu", NULL, "netdata", NULL, "NetData CPU usage", "milliseconds/s", 130000, rrd_update_every, RRDSET_TYPE_STACKED);
rrddim_add(stcpu, "user", NULL, 1, 1000, RRDDIM_INCREMENTAL);
rrddim_add(stcpu, "system", NULL, 1, 1000, RRDDIM_INCREMENTAL);
}
else rrdset_next(stcpu);
rrddim_set(stcpu, "user" , me.ru_utime.tv_sec * 1000000ULL + me.ru_utime.tv_usec);
rrddim_set(stcpu, "system", me.ru_stime.tv_sec * 1000000ULL + me.ru_stime.tv_usec);
rrdset_done(stcpu);
// ----------------------------------------------------------------
if(!stclients) stclients = rrdset_find("netdata.clients");
if(!stclients) {
stclients = rrdset_create("netdata", "clients", NULL, "netdata", NULL, "NetData Web Clients", "connected clients", 131000, rrd_update_every, RRDSET_TYPE_LINE);
rrddim_add(stclients, "clients", NULL, 1, 1, RRDDIM_ABSOLUTE);
}
else rrdset_next(stclients);
rrddim_set(stclients, "clients", global_statistics.connected_clients);
rrdset_done(stclients);
// ----------------------------------------------------------------
if(!streqs) streqs = rrdset_find("netdata.requests");
if(!streqs) {
streqs = rrdset_create("netdata", "requests", NULL, "netdata", NULL, "NetData Web Requests", "requests/s", 131100, rrd_update_every, RRDSET_TYPE_LINE);
rrddim_add(streqs, "requests", NULL, 1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(streqs);
rrddim_set(streqs, "requests", global_statistics.web_requests);
rrdset_done(streqs);
// ----------------------------------------------------------------
if(!stbytes) stbytes = rrdset_find("netdata.net");
if(!stbytes) {
stbytes = rrdset_create("netdata", "net", NULL, "netdata", NULL, "NetData Network Traffic", "kilobits/s", 131200, rrd_update_every, RRDSET_TYPE_AREA);
rrddim_add(stbytes, "in", NULL, 8, 1024, RRDDIM_INCREMENTAL);
rrddim_add(stbytes, "out", NULL, -8, 1024, RRDDIM_INCREMENTAL);
}
else rrdset_next(stbytes);
rrddim_set(stbytes, "in", global_statistics.bytes_received);
rrddim_set(stbytes, "out", global_statistics.bytes_sent);
rrdset_done(stbytes);
}
}
pthread_exit(NULL);
return NULL;
}
|
