1c5b96308eb8275d3b2213f3ee0be0923ebcb2f6
1 /**
2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2010 Florian octo Forster
5 * Copyright (C) 2008 Oleg King
6 * Copyright (C) 2009 Sebastian Harl
7 * Copyright (C) 2009 Andrés J. Díaz
8 * Copyright (C) 2009 Manuel Sanmartin
9 * Copyright (C) 2010 Clément Stenac
10 * Copyright (C) 2012 Cosmin Ioiart
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 *
26 * Authors:
27 * Lyonel Vincent <lyonel at ezix.org>
28 * Florian octo Forster <octo at collectd.org>
29 * Oleg King <king2 at kaluga.ru>
30 * Sebastian Harl <sh at tokkee.org>
31 * Andrés J. Díaz <ajdiaz at connectical.com>
32 * Manuel Sanmartin
33 * Clément Stenac <clement.stenac at diwi.org>
34 * Cosmin Ioiart <cioiart at gmail.com>
35 **/
37 #include "collectd.h"
38 #include "common.h"
39 #include "plugin.h"
40 #include "configfile.h"
42 /* Include header files for the mach system, if they exist.. */
43 #if HAVE_THREAD_INFO
44 # if HAVE_MACH_MACH_INIT_H
45 # include <mach/mach_init.h>
46 # endif
47 # if HAVE_MACH_HOST_PRIV_H
48 # include <mach/host_priv.h>
49 # endif
50 # if HAVE_MACH_MACH_ERROR_H
51 # include <mach/mach_error.h>
52 # endif
53 # if HAVE_MACH_MACH_HOST_H
54 # include <mach/mach_host.h>
55 # endif
56 # if HAVE_MACH_MACH_PORT_H
57 # include <mach/mach_port.h>
58 # endif
59 # if HAVE_MACH_MACH_TYPES_H
60 # include <mach/mach_types.h>
61 # endif
62 # if HAVE_MACH_MESSAGE_H
63 # include <mach/message.h>
64 # endif
65 # if HAVE_MACH_PROCESSOR_SET_H
66 # include <mach/processor_set.h>
67 # endif
68 # if HAVE_MACH_TASK_H
69 # include <mach/task.h>
70 # endif
71 # if HAVE_MACH_THREAD_ACT_H
72 # include <mach/thread_act.h>
73 # endif
74 # if HAVE_MACH_VM_REGION_H
75 # include <mach/vm_region.h>
76 # endif
77 # if HAVE_MACH_VM_MAP_H
78 # include <mach/vm_map.h>
79 # endif
80 # if HAVE_MACH_VM_PROT_H
81 # include <mach/vm_prot.h>
82 # endif
83 # if HAVE_SYS_SYSCTL_H
84 # include <sys/sysctl.h>
85 # endif
86 /* #endif HAVE_THREAD_INFO */
88 #elif KERNEL_LINUX
89 # if HAVE_LINUX_CONFIG_H
90 # include <linux/config.h>
91 # endif
92 # ifndef CONFIG_HZ
93 # define CONFIG_HZ 100
94 # endif
95 /* #endif KERNEL_LINUX */
97 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
98 # include <kvm.h>
99 # include <sys/param.h>
100 # include <sys/sysctl.h>
101 # include <sys/user.h>
102 # include <sys/proc.h>
103 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
105 #elif HAVE_PROCINFO_H
106 # include <procinfo.h>
107 # include <sys/types.h>
109 #define MAXPROCENTRY 32
110 #define MAXTHRDENTRY 16
111 #define MAXARGLN 1024
112 /* #endif HAVE_PROCINFO_H */
114 #elif KERNEL_SOLARIS
115 /* Hack: Avoid #error when building a 32-bit binary with
116 * _FILE_OFFSET_BITS=64. There is a reason for this #error, as one
117 * of the structures in <sys/procfs.h> uses an off_t, but that
118 * isn't relevant to our usage of procfs. */
119 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
120 # define SAVE_FOB_64
121 # undef _FILE_OFFSET_BITS
122 #endif
124 # include <procfs.h>
126 #ifdef SAVE_FOB_64
127 # define _FILE_OFFSET_BITS 64
128 # undef SAVE_FOB_64
129 #endif
131 # include <dirent.h>
132 /* #endif KERNEL_SOLARIS */
134 #else
135 # error "No applicable input method."
136 #endif
138 #if HAVE_REGEX_H
139 # include <regex.h>
140 #endif
142 #if HAVE_KSTAT_H
143 # include <kstat.h>
144 #endif
146 #ifndef CMDLINE_BUFFER_SIZE
147 # if defined(ARG_MAX) && (ARG_MAX < 4096)
148 # define CMDLINE_BUFFER_SIZE ARG_MAX
149 # else
150 # define CMDLINE_BUFFER_SIZE 4096
151 # endif
152 #endif
154 typedef struct procstat_entry_s
155 {
156 unsigned long id;
157 unsigned long age;
159 unsigned long num_proc;
160 unsigned long num_lwp;
161 unsigned long vmem_size;
162 unsigned long vmem_rss;
163 unsigned long vmem_data;
164 unsigned long vmem_code;
165 unsigned long stack_size;
167 unsigned long vmem_minflt;
168 unsigned long vmem_majflt;
169 derive_t vmem_minflt_counter;
170 derive_t vmem_majflt_counter;
172 unsigned long cpu_user;
173 unsigned long cpu_system;
174 derive_t cpu_user_counter;
175 derive_t cpu_system_counter;
177 /* io data */
178 derive_t io_rchar;
179 derive_t io_wchar;
180 derive_t io_syscr;
181 derive_t io_syscw;
183 struct procstat_entry_s *next;
184 } procstat_entry_t;
186 #define PROCSTAT_NAME_LEN 256
187 typedef struct procstat
188 {
189 char name[PROCSTAT_NAME_LEN];
190 #if HAVE_REGEX_H
191 regex_t *re;
192 #endif
194 unsigned long num_proc;
195 unsigned long num_lwp;
196 unsigned long vmem_size;
197 unsigned long vmem_rss;
198 unsigned long vmem_data;
199 unsigned long vmem_code;
200 unsigned long stack_size;
202 derive_t vmem_minflt_counter;
203 derive_t vmem_majflt_counter;
205 derive_t cpu_user_counter;
206 derive_t cpu_system_counter;
208 /* io data */
209 derive_t io_rchar;
210 derive_t io_wchar;
211 derive_t io_syscr;
212 derive_t io_syscw;
214 struct procstat *next;
215 struct procstat_entry_s *instances;
216 } procstat_t;
218 static procstat_t *list_head_g = NULL;
220 #if HAVE_THREAD_INFO
221 static mach_port_t port_host_self;
222 static mach_port_t port_task_self;
224 static processor_set_name_array_t pset_list;
225 static mach_msg_type_number_t pset_list_len;
226 /* #endif HAVE_THREAD_INFO */
228 #elif KERNEL_LINUX
229 static long pagesize_g;
230 /* #endif KERNEL_LINUX */
232 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
233 static int pagesize;
234 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
236 #elif HAVE_PROCINFO_H
237 static struct procentry64 procentry[MAXPROCENTRY];
238 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
239 static int pagesize;
241 #ifndef _AIXVERSION_610
242 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
243 int getthrds64( pid_t, void *, int, tid64_t *, int );
244 #endif
245 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
246 #endif /* HAVE_PROCINFO_H */
248 /* put name of process from config to list_head_g tree
249 * list_head_g is a list of 'procstat_t' structs with
250 * processes names we want to watch */
251 static void ps_list_register (const char *name, const char *regexp)
252 {
253 procstat_t *new;
254 procstat_t *ptr;
255 int status;
257 new = (procstat_t *) malloc (sizeof (procstat_t));
258 if (new == NULL)
259 {
260 ERROR ("processes plugin: ps_list_register: malloc failed.");
261 return;
262 }
263 memset (new, 0, sizeof (procstat_t));
264 sstrncpy (new->name, name, sizeof (new->name));
266 #if HAVE_REGEX_H
267 if (regexp != NULL)
268 {
269 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
270 new->re = (regex_t *) malloc (sizeof (regex_t));
271 if (new->re == NULL)
272 {
273 ERROR ("processes plugin: ps_list_register: malloc failed.");
274 sfree (new);
275 return;
276 }
278 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
279 if (status != 0)
280 {
281 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
282 sfree(new->re);
283 return;
284 }
285 }
286 #else
287 if (regexp != NULL)
288 {
289 ERROR ("processes plugin: ps_list_register: "
290 "Regular expression \"%s\" found in config "
291 "file, but support for regular expressions "
292 "has been disabled at compile time.",
293 regexp);
294 sfree (new);
295 return;
296 }
297 #endif
299 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
300 {
301 if (strcmp (ptr->name, name) == 0)
302 {
303 WARNING ("processes plugin: You have configured more "
304 "than one `Process' or "
305 "`ProcessMatch' with the same name. "
306 "All but the first setting will be "
307 "ignored.");
308 sfree (new->re);
309 sfree (new);
310 return;
311 }
313 if (ptr->next == NULL)
314 break;
315 }
317 if (ptr == NULL)
318 list_head_g = new;
319 else
320 ptr->next = new;
321 } /* void ps_list_register */
323 /* try to match name against entry, returns 1 if success */
324 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
325 {
326 #if HAVE_REGEX_H
327 if (ps->re != NULL)
328 {
329 int status;
330 const char *str;
332 str = cmdline;
333 if ((str == NULL) || (str[0] == 0))
334 str = name;
336 assert (str != NULL);
338 status = regexec (ps->re, str,
339 /* nmatch = */ 0,
340 /* pmatch = */ NULL,
341 /* eflags = */ 0);
342 if (status == 0)
343 return (1);
344 }
345 else
346 #endif
347 if (strcmp (ps->name, name) == 0)
348 return (1);
350 return (0);
351 } /* int ps_list_match */
353 /* add process entry to 'instances' of process 'name' (or refresh it) */
354 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
355 {
356 procstat_t *ps;
357 procstat_entry_t *pse;
359 if (entry->id == 0)
360 return;
362 for (ps = list_head_g; ps != NULL; ps = ps->next)
363 {
364 if ((ps_list_match (name, cmdline, ps)) == 0)
365 continue;
367 for (pse = ps->instances; pse != NULL; pse = pse->next)
368 if ((pse->id == entry->id) || (pse->next == NULL))
369 break;
371 if ((pse == NULL) || (pse->id != entry->id))
372 {
373 procstat_entry_t *new;
375 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
376 if (new == NULL)
377 return;
378 memset (new, 0, sizeof (procstat_entry_t));
379 new->id = entry->id;
381 if (pse == NULL)
382 ps->instances = new;
383 else
384 pse->next = new;
386 pse = new;
387 }
389 pse->age = 0;
390 pse->num_proc = entry->num_proc;
391 pse->num_lwp = entry->num_lwp;
392 pse->vmem_size = entry->vmem_size;
393 pse->vmem_rss = entry->vmem_rss;
394 pse->vmem_data = entry->vmem_data;
395 pse->vmem_code = entry->vmem_code;
396 pse->stack_size = entry->stack_size;
397 pse->io_rchar = entry->io_rchar;
398 pse->io_wchar = entry->io_wchar;
399 pse->io_syscr = entry->io_syscr;
400 pse->io_syscw = entry->io_syscw;
402 ps->num_proc += pse->num_proc;
403 ps->num_lwp += pse->num_lwp;
404 ps->vmem_size += pse->vmem_size;
405 ps->vmem_rss += pse->vmem_rss;
406 ps->vmem_data += pse->vmem_data;
407 ps->vmem_code += pse->vmem_code;
408 ps->stack_size += pse->stack_size;
410 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
411 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
412 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
413 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
415 if ((entry->vmem_minflt_counter == 0)
416 && (entry->vmem_majflt_counter == 0))
417 {
418 pse->vmem_minflt_counter += entry->vmem_minflt;
419 pse->vmem_minflt = entry->vmem_minflt;
421 pse->vmem_majflt_counter += entry->vmem_majflt;
422 pse->vmem_majflt = entry->vmem_majflt;
423 }
424 else
425 {
426 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
427 {
428 pse->vmem_minflt = entry->vmem_minflt_counter
429 + (ULONG_MAX - pse->vmem_minflt_counter);
430 }
431 else
432 {
433 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
434 }
435 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
437 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
438 {
439 pse->vmem_majflt = entry->vmem_majflt_counter
440 + (ULONG_MAX - pse->vmem_majflt_counter);
441 }
442 else
443 {
444 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
445 }
446 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
447 }
449 ps->vmem_minflt_counter += pse->vmem_minflt;
450 ps->vmem_majflt_counter += pse->vmem_majflt;
452 if ((entry->cpu_user_counter == 0)
453 && (entry->cpu_system_counter == 0))
454 {
455 pse->cpu_user_counter += entry->cpu_user;
456 pse->cpu_user = entry->cpu_user;
458 pse->cpu_system_counter += entry->cpu_system;
459 pse->cpu_system = entry->cpu_system;
460 }
461 else
462 {
463 if (entry->cpu_user_counter < pse->cpu_user_counter)
464 {
465 pse->cpu_user = entry->cpu_user_counter
466 + (ULONG_MAX - pse->cpu_user_counter);
467 }
468 else
469 {
470 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
471 }
472 pse->cpu_user_counter = entry->cpu_user_counter;
474 if (entry->cpu_system_counter < pse->cpu_system_counter)
475 {
476 pse->cpu_system = entry->cpu_system_counter
477 + (ULONG_MAX - pse->cpu_system_counter);
478 }
479 else
480 {
481 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
482 }
483 pse->cpu_system_counter = entry->cpu_system_counter;
484 }
486 ps->cpu_user_counter += pse->cpu_user;
487 ps->cpu_system_counter += pse->cpu_system;
488 }
489 }
491 /* remove old entries from instances of processes in list_head_g */
492 static void ps_list_reset (void)
493 {
494 procstat_t *ps;
495 procstat_entry_t *pse;
496 procstat_entry_t *pse_prev;
498 for (ps = list_head_g; ps != NULL; ps = ps->next)
499 {
500 ps->num_proc = 0;
501 ps->num_lwp = 0;
502 ps->vmem_size = 0;
503 ps->vmem_rss = 0;
504 ps->vmem_data = 0;
505 ps->vmem_code = 0;
506 ps->stack_size = 0;
507 ps->io_rchar = -1;
508 ps->io_wchar = -1;
509 ps->io_syscr = -1;
510 ps->io_syscw = -1;
512 pse_prev = NULL;
513 pse = ps->instances;
514 while (pse != NULL)
515 {
516 if (pse->age > 10)
517 {
518 DEBUG ("Removing this procstat entry cause it's too old: "
519 "id = %lu; name = %s;",
520 pse->id, ps->name);
522 if (pse_prev == NULL)
523 {
524 ps->instances = pse->next;
525 free (pse);
526 pse = ps->instances;
527 }
528 else
529 {
530 pse_prev->next = pse->next;
531 free (pse);
532 pse = pse_prev->next;
533 }
534 }
535 else
536 {
537 pse->age++;
538 pse_prev = pse;
539 pse = pse->next;
540 }
541 } /* while (pse != NULL) */
542 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
543 }
545 /* put all pre-defined 'Process' names from config to list_head_g tree */
546 static int ps_config (oconfig_item_t *ci)
547 {
548 int i;
550 for (i = 0; i < ci->children_num; ++i) {
551 oconfig_item_t *c = ci->children + i;
553 if (strcasecmp (c->key, "Process") == 0)
554 {
555 if ((c->values_num != 1)
556 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
557 ERROR ("processes plugin: `Process' expects exactly "
558 "one string argument (got %i).",
559 c->values_num);
560 continue;
561 }
563 if (c->children_num != 0) {
564 WARNING ("processes plugin: the `Process' config option "
565 "does not expect any child elements -- ignoring "
566 "content (%i elements) of the <Process '%s'> block.",
567 c->children_num, c->values[0].value.string);
568 }
570 ps_list_register (c->values[0].value.string, NULL);
571 }
572 else if (strcasecmp (c->key, "ProcessMatch") == 0)
573 {
574 if ((c->values_num != 2)
575 || (OCONFIG_TYPE_STRING != c->values[0].type)
576 || (OCONFIG_TYPE_STRING != c->values[1].type))
577 {
578 ERROR ("processes plugin: `ProcessMatch' needs exactly "
579 "two string arguments (got %i).",
580 c->values_num);
581 continue;
582 }
584 if (c->children_num != 0) {
585 WARNING ("processes plugin: the `ProcessMatch' config option "
586 "does not expect any child elements -- ignoring "
587 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
588 "block.", c->children_num, c->values[0].value.string,
589 c->values[1].value.string);
590 }
592 ps_list_register (c->values[0].value.string,
593 c->values[1].value.string);
594 }
595 else
596 {
597 ERROR ("processes plugin: The `%s' configuration option is not "
598 "understood and will be ignored.", c->key);
599 continue;
600 }
601 }
603 return (0);
604 }
606 static int ps_init (void)
607 {
608 #if HAVE_THREAD_INFO
609 kern_return_t status;
611 port_host_self = mach_host_self ();
612 port_task_self = mach_task_self ();
614 if (pset_list != NULL)
615 {
616 vm_deallocate (port_task_self,
617 (vm_address_t) pset_list,
618 pset_list_len * sizeof (processor_set_t));
619 pset_list = NULL;
620 pset_list_len = 0;
621 }
623 if ((status = host_processor_sets (port_host_self,
624 &pset_list,
625 &pset_list_len)) != KERN_SUCCESS)
626 {
627 ERROR ("host_processor_sets failed: %s\n",
628 mach_error_string (status));
629 pset_list = NULL;
630 pset_list_len = 0;
631 return (-1);
632 }
633 /* #endif HAVE_THREAD_INFO */
635 #elif KERNEL_LINUX
636 pagesize_g = sysconf(_SC_PAGESIZE);
637 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
638 pagesize_g, CONFIG_HZ);
639 /* #endif KERNEL_LINUX */
641 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
642 pagesize = getpagesize();
643 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
645 #elif HAVE_PROCINFO_H
646 pagesize = getpagesize();
647 #endif /* HAVE_PROCINFO_H */
649 return (0);
650 } /* int ps_init */
652 /* submit global state (e.g.: qty of zombies, running, etc..) */
653 static void ps_submit_state (const char *state, double value)
654 {
655 value_t values[1];
656 value_list_t vl = VALUE_LIST_INIT;
658 values[0].gauge = value;
660 vl.values = values;
661 vl.values_len = 1;
662 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
663 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
664 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
665 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
666 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
668 plugin_dispatch_values (&vl);
669 }
671 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
672 static void ps_submit_proc_list (procstat_t *ps)
673 {
674 value_t values[2];
675 value_list_t vl = VALUE_LIST_INIT;
677 vl.values = values;
678 vl.values_len = 2;
679 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
680 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
681 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
683 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
684 vl.values[0].gauge = ps->vmem_size;
685 vl.values_len = 1;
686 plugin_dispatch_values (&vl);
688 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
689 vl.values[0].gauge = ps->vmem_rss;
690 vl.values_len = 1;
691 plugin_dispatch_values (&vl);
693 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
694 vl.values[0].gauge = ps->vmem_data;
695 vl.values_len = 1;
696 plugin_dispatch_values (&vl);
698 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
699 vl.values[0].gauge = ps->vmem_code;
700 vl.values_len = 1;
701 plugin_dispatch_values (&vl);
703 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
704 vl.values[0].gauge = ps->stack_size;
705 vl.values_len = 1;
706 plugin_dispatch_values (&vl);
708 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
709 vl.values[0].derive = ps->cpu_user_counter;
710 vl.values[1].derive = ps->cpu_system_counter;
711 vl.values_len = 2;
712 plugin_dispatch_values (&vl);
714 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
715 vl.values[0].gauge = ps->num_proc;
716 vl.values[1].gauge = ps->num_lwp;
717 vl.values_len = 2;
718 plugin_dispatch_values (&vl);
720 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
721 vl.values[0].derive = ps->vmem_minflt_counter;
722 vl.values[1].derive = ps->vmem_majflt_counter;
723 vl.values_len = 2;
724 plugin_dispatch_values (&vl);
726 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
727 {
728 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
729 vl.values[0].derive = ps->io_rchar;
730 vl.values[1].derive = ps->io_wchar;
731 vl.values_len = 2;
732 plugin_dispatch_values (&vl);
733 }
735 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
736 {
737 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
738 vl.values[0].derive = ps->io_syscr;
739 vl.values[1].derive = ps->io_syscw;
740 vl.values_len = 2;
741 plugin_dispatch_values (&vl);
742 }
744 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
745 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
746 "vmem_code = %lu; "
747 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
748 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
749 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
750 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64";",
751 ps->name, ps->num_proc, ps->num_lwp,
752 ps->vmem_size, ps->vmem_rss,
753 ps->vmem_data, ps->vmem_code,
754 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
755 ps->cpu_user_counter, ps->cpu_system_counter,
756 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
757 } /* void ps_submit_proc_list */
759 #if KERNEL_LINUX || KERNEL_SOLARIS
760 static void ps_submit_fork_rate (derive_t value)
761 {
762 value_t values[1];
763 value_list_t vl = VALUE_LIST_INIT;
765 values[0].derive = value;
767 vl.values = values;
768 vl.values_len = 1;
769 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
770 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
771 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
772 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
773 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
775 plugin_dispatch_values(&vl);
776 }
777 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
779 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
780 #if KERNEL_LINUX
781 static int ps_read_tasks (int pid)
782 {
783 char dirname[64];
784 DIR *dh;
785 struct dirent *ent;
786 int count = 0;
788 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
790 if ((dh = opendir (dirname)) == NULL)
791 {
792 DEBUG ("Failed to open directory `%s'", dirname);
793 return (-1);
794 }
796 while ((ent = readdir (dh)) != NULL)
797 {
798 if (!isdigit ((int) ent->d_name[0]))
799 continue;
800 else
801 count++;
802 }
803 closedir (dh);
805 return ((count >= 1) ? count : 1);
806 } /* int *ps_read_tasks */
808 /* Read data from /proc/pid/status */
809 static procstat_t *ps_read_status (int pid, procstat_t *ps)
810 {
811 FILE *fh;
812 char buffer[1024];
813 char filename[64];
814 unsigned long long lib = 0;
815 unsigned long long exe = 0;
816 unsigned long long data = 0;
817 unsigned long long threads = 0;
818 char *fields[8];
819 int numfields;
821 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
822 if ((fh = fopen (filename, "r")) == NULL)
823 return (NULL);
825 while (fgets (buffer, sizeof(buffer), fh) != NULL)
826 {
827 long long tmp;
828 char *endptr;
830 if (strncmp (buffer, "Vm", 2) != 0
831 && strncmp (buffer, "Threads", 7) != 0)
832 continue;
834 numfields = strsplit (buffer, fields,
835 STATIC_ARRAY_SIZE (fields));
837 if (numfields < 2)
838 continue;
840 errno = 0;
841 endptr = NULL;
842 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
843 if ((errno == 0) && (endptr != fields[1]))
844 {
845 if (strncmp (buffer, "VmData", 6) == 0)
846 {
847 data = tmp;
848 }
849 else if (strncmp (buffer, "VmLib", 5) == 0)
850 {
851 lib = tmp;
852 }
853 else if (strncmp(buffer, "VmExe", 5) == 0)
854 {
855 exe = tmp;
856 }
857 else if (strncmp(buffer, "Threads", 7) == 0)
858 {
859 threads = tmp;
860 }
861 }
862 } /* while (fgets) */
864 if (fclose (fh))
865 {
866 char errbuf[1024];
867 WARNING ("processes: fclose: %s",
868 sstrerror (errno, errbuf, sizeof (errbuf)));
869 }
871 ps->vmem_data = data * 1024;
872 ps->vmem_code = (exe + lib) * 1024;
873 ps->num_lwp = threads;
875 return (ps);
876 } /* procstat_t *ps_read_vmem */
878 static procstat_t *ps_read_io (int pid, procstat_t *ps)
879 {
880 FILE *fh;
881 char buffer[1024];
882 char filename[64];
884 char *fields[8];
885 int numfields;
887 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
888 if ((fh = fopen (filename, "r")) == NULL)
889 return (NULL);
891 while (fgets (buffer, sizeof (buffer), fh) != NULL)
892 {
893 derive_t *val = NULL;
894 long long tmp;
895 char *endptr;
897 if (strncasecmp (buffer, "rchar:", 6) == 0)
898 val = &(ps->io_rchar);
899 else if (strncasecmp (buffer, "wchar:", 6) == 0)
900 val = &(ps->io_wchar);
901 else if (strncasecmp (buffer, "syscr:", 6) == 0)
902 val = &(ps->io_syscr);
903 else if (strncasecmp (buffer, "syscw:", 6) == 0)
904 val = &(ps->io_syscw);
905 else
906 continue;
908 numfields = strsplit (buffer, fields,
909 STATIC_ARRAY_SIZE (fields));
911 if (numfields < 2)
912 continue;
914 errno = 0;
915 endptr = NULL;
916 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
917 if ((errno != 0) || (endptr == fields[1]))
918 *val = -1;
919 else
920 *val = (derive_t) tmp;
921 } /* while (fgets) */
923 if (fclose (fh))
924 {
925 char errbuf[1024];
926 WARNING ("processes: fclose: %s",
927 sstrerror (errno, errbuf, sizeof (errbuf)));
928 }
930 return (ps);
931 } /* procstat_t *ps_read_io */
933 int ps_read_process (int pid, procstat_t *ps, char *state)
934 {
935 char filename[64];
936 char buffer[1024];
938 char *fields[64];
939 char fields_len;
941 int buffer_len;
943 char *buffer_ptr;
944 size_t name_start_pos;
945 size_t name_end_pos;
946 size_t name_len;
948 derive_t cpu_user_counter;
949 derive_t cpu_system_counter;
950 long long unsigned vmem_size;
951 long long unsigned vmem_rss;
952 long long unsigned stack_size;
954 memset (ps, 0, sizeof (procstat_t));
956 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
958 buffer_len = read_file_contents (filename,
959 buffer, sizeof(buffer) - 1);
960 if (buffer_len <= 0)
961 return (-1);
962 buffer[buffer_len] = 0;
964 /* The name of the process is enclosed in parens. Since the name can
965 * contain parens itself, spaces, numbers and pretty much everything
966 * else, use these to determine the process name. We don't use
967 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
968 * otherwise be required to determine name_len. */
969 name_start_pos = 0;
970 while ((buffer[name_start_pos] != '(')
971 && (name_start_pos < buffer_len))
972 name_start_pos++;
974 name_end_pos = buffer_len;
975 while ((buffer[name_end_pos] != ')')
976 && (name_end_pos > 0))
977 name_end_pos--;
979 /* Either '(' or ')' is not found or they are in the wrong order.
980 * Anyway, something weird that shouldn't happen ever. */
981 if (name_start_pos >= name_end_pos)
982 {
983 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
984 name_start_pos, name_end_pos);
985 return (-1);
986 }
988 name_len = (name_end_pos - name_start_pos) - 1;
989 if (name_len >= sizeof (ps->name))
990 name_len = sizeof (ps->name) - 1;
992 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
994 if ((buffer_len - name_end_pos) < 2)
995 return (-1);
996 buffer_ptr = &buffer[name_end_pos + 2];
998 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
999 if (fields_len < 22)
1000 {
1001 DEBUG ("processes plugin: ps_read_process (pid = %i):"
1002 " `%s' has only %i fields..",
1003 (int) pid, filename, fields_len);
1004 return (-1);
1005 }
1007 *state = fields[0][0];
1009 if (*state == 'Z')
1010 {
1011 ps->num_lwp = 0;
1012 ps->num_proc = 0;
1013 }
1014 else
1015 {
1016 if ( (ps_read_status(pid, ps)) == NULL)
1017 {
1018 /* No VMem data */
1019 ps->vmem_data = -1;
1020 ps->vmem_code = -1;
1021 ps->num_lwp = 0;
1022 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1023 }
1024 if ( ps->num_lwp <= 0)
1025 {
1026 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1027 {
1028 /* returns -1 => kernel 2.4 */
1029 ps->num_lwp = 1;
1030 }
1031 }
1032 ps->num_proc = 1;
1033 }
1035 /* Leave the rest at zero if this is only a zombi */
1036 if (ps->num_proc == 0)
1037 {
1038 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1039 "name = %s;", pid, ps->name);
1040 return (0);
1041 }
1043 cpu_user_counter = atoll (fields[11]);
1044 cpu_system_counter = atoll (fields[12]);
1045 vmem_size = atoll (fields[20]);
1046 vmem_rss = atoll (fields[21]);
1047 ps->vmem_minflt_counter = atol (fields[7]);
1048 ps->vmem_majflt_counter = atol (fields[9]);
1050 {
1051 unsigned long long stack_start = atoll (fields[25]);
1052 unsigned long long stack_ptr = atoll (fields[26]);
1054 stack_size = (stack_start > stack_ptr)
1055 ? stack_start - stack_ptr
1056 : stack_ptr - stack_start;
1057 }
1059 /* Convert jiffies to useconds */
1060 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1061 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1062 vmem_rss = vmem_rss * pagesize_g;
1064 ps->cpu_user_counter = cpu_user_counter;
1065 ps->cpu_system_counter = cpu_system_counter;
1066 ps->vmem_size = (unsigned long) vmem_size;
1067 ps->vmem_rss = (unsigned long) vmem_rss;
1068 ps->stack_size = (unsigned long) stack_size;
1070 if ( (ps_read_io (pid, ps)) == NULL)
1071 {
1072 /* no io data */
1073 ps->io_rchar = -1;
1074 ps->io_wchar = -1;
1075 ps->io_syscr = -1;
1076 ps->io_syscw = -1;
1078 DEBUG("ps_read_process: not get io data for pid %i",pid);
1079 }
1081 /* success */
1082 return (0);
1083 } /* int ps_read_process (...) */
1085 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1086 {
1087 char *buf_ptr;
1088 size_t len;
1090 char file[PATH_MAX];
1091 int fd;
1093 size_t n;
1095 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1096 return NULL;
1098 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1099 (unsigned int) pid);
1101 errno = 0;
1102 fd = open (file, O_RDONLY);
1103 if (fd < 0) {
1104 char errbuf[4096];
1105 /* ENOENT means the process exited while we were handling it.
1106 * Don't complain about this, it only fills the logs. */
1107 if (errno != ENOENT)
1108 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1109 sstrerror (errno, errbuf, sizeof (errbuf)));
1110 return NULL;
1111 }
1113 buf_ptr = buf;
1114 len = buf_len;
1116 n = 0;
1118 while (42) {
1119 ssize_t status;
1121 status = read (fd, (void *)buf_ptr, len);
1123 if (status < 0) {
1124 char errbuf[1024];
1126 if ((EAGAIN == errno) || (EINTR == errno))
1127 continue;
1129 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1130 sstrerror (errno, errbuf, sizeof (errbuf)));
1131 close (fd);
1132 return NULL;
1133 }
1135 n += status;
1137 if (status == 0)
1138 break;
1140 buf_ptr += status;
1141 len -= status;
1143 if (len <= 0)
1144 break;
1145 }
1147 close (fd);
1149 if (0 == n) {
1150 /* cmdline not available; e.g. kernel thread, zombie */
1151 if (NULL == name)
1152 return NULL;
1154 ssnprintf (buf, buf_len, "[%s]", name);
1155 return buf;
1156 }
1158 assert (n <= buf_len);
1160 if (n == buf_len)
1161 --n;
1162 buf[n] = '\0';
1164 --n;
1165 /* remove trailing whitespace */
1166 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1167 buf[n] = '\0';
1168 --n;
1169 }
1171 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1172 while (n > 0) {
1173 if ('\0' == buf[n])
1174 buf[n] = ' ';
1175 --n;
1176 }
1177 return buf;
1178 } /* char *ps_get_cmdline (...) */
1180 static int read_fork_rate ()
1181 {
1182 FILE *proc_stat;
1183 char buffer[1024];
1184 value_t value;
1185 _Bool value_valid = 0;
1187 proc_stat = fopen ("/proc/stat", "r");
1188 if (proc_stat == NULL)
1189 {
1190 char errbuf[1024];
1191 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1192 sstrerror (errno, errbuf, sizeof (errbuf)));
1193 return (-1);
1194 }
1196 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1197 {
1198 int status;
1199 char *fields[3];
1200 int fields_num;
1202 fields_num = strsplit (buffer, fields,
1203 STATIC_ARRAY_SIZE (fields));
1204 if (fields_num != 2)
1205 continue;
1207 if (strcmp ("processes", fields[0]) != 0)
1208 continue;
1210 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1211 if (status == 0)
1212 value_valid = 1;
1214 break;
1215 }
1216 fclose(proc_stat);
1218 if (!value_valid)
1219 return (-1);
1221 ps_submit_fork_rate (value.derive);
1222 return (0);
1223 }
1224 #endif /*KERNEL_LINUX */
1226 #if KERNEL_SOLARIS
1227 static const char *ps_get_cmdline (long pid, /* {{{ */
1228 char *buffer, size_t buffer_size)
1229 {
1230 char path[PATH_MAX];
1231 psinfo_t info;
1232 int status;
1234 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1236 status = read_file_contents (path, (void *) &info, sizeof (info));
1237 if (status != sizeof (info))
1238 {
1239 ERROR ("processes plugin: Unexpected return value "
1240 "while reading \"%s\": "
1241 "Returned %i but expected %zu.",
1242 path, status, buffer_size);
1243 return (NULL);
1244 }
1246 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1247 sstrncpy (buffer, info.pr_psargs, buffer_size);
1249 return (buffer);
1250 } /* }}} int ps_get_cmdline */
1252 /*
1253 * Reads process information on the Solaris OS. The information comes mainly from
1254 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1255 * The values for input and ouput chars are calculated "by hand"
1256 * Added a few "solaris" specific process states as well
1257 */
1258 static int ps_read_process(long pid, procstat_t *ps, char *state)
1259 {
1260 char filename[64];
1261 char f_psinfo[64], f_usage[64];
1262 char *buffer;
1264 pstatus_t *myStatus;
1265 psinfo_t *myInfo;
1266 prusage_t *myUsage;
1268 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1269 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1270 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1273 buffer = malloc(sizeof (pstatus_t));
1274 memset(buffer, 0, sizeof (pstatus_t));
1275 read_file_contents(filename, buffer, sizeof (pstatus_t));
1276 myStatus = (pstatus_t *) buffer;
1278 buffer = malloc(sizeof (psinfo_t));
1279 memset(buffer, 0, sizeof(psinfo_t));
1280 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1281 myInfo = (psinfo_t *) buffer;
1283 buffer = malloc(sizeof (prusage_t));
1284 memset(buffer, 0, sizeof(prusage_t));
1285 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1286 myUsage = (prusage_t *) buffer;
1288 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1289 ps->num_lwp = myStatus->pr_nlwp;
1290 if (myInfo->pr_wstat != 0) {
1291 ps->num_proc = 0;
1292 ps->num_lwp = 0;
1293 *state = (char) 'Z';
1294 return (0);
1295 } else {
1296 ps->num_proc = 1;
1297 ps->num_lwp = myInfo->pr_nlwp;
1298 }
1300 /*
1301 * Convert system time and user time from nanoseconds to microseconds
1302 * for compatibility with the linux module
1303 */
1304 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1305 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1307 /*
1308 * Convert rssize from KB to bytes to be consistent w/ the linux module
1309 */
1310 ps->vmem_rss = myInfo->pr_rssize * 1024;
1311 ps->vmem_size = myInfo->pr_size * 1024;
1312 ps->vmem_minflt_counter = myUsage->pr_minf;
1313 ps->vmem_majflt_counter = myUsage->pr_majf;
1315 /*
1316 * TODO: Data and code segment calculations for Solaris
1317 */
1319 ps->vmem_data = -1;
1320 ps->vmem_code = -1;
1321 ps->stack_size = myStatus->pr_stksize;
1323 /*
1324 * Calculating input/ouput chars
1325 * Formula used is total chars / total blocks => chars/block
1326 * then convert input/output blocks to chars
1327 */
1328 ulong_t tot_chars = myUsage->pr_ioch;
1329 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1330 ulong_t chars_per_block = 1;
1331 if (tot_blocks != 0)
1332 chars_per_block = tot_chars / tot_blocks;
1333 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1334 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1335 ps->io_syscr = myUsage->pr_sysc;
1336 ps->io_syscw = myUsage->pr_sysc;
1339 /*
1340 * TODO: Find way of setting BLOCKED and PAGING status
1341 */
1343 *state = (char) 'R';
1344 if (myStatus->pr_flags & PR_ASLEEP)
1345 *state = (char) 'S';
1346 else if (myStatus->pr_flags & PR_STOPPED)
1347 *state = (char) 'T';
1348 else if (myStatus->pr_flags & PR_DETACH)
1349 *state = (char) 'E';
1350 else if (myStatus->pr_flags & PR_DAEMON)
1351 *state = (char) 'A';
1352 else if (myStatus->pr_flags & PR_ISSYS)
1353 *state = (char) 'Y';
1354 else if (myStatus->pr_flags & PR_ORPHAN)
1355 *state = (char) 'O';
1357 sfree(myStatus);
1358 sfree(myInfo);
1359 sfree(myUsage);
1361 return (0);
1362 }
1364 /*
1365 * Reads the number of threads created since the last reboot. On Solaris these
1366 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1367 * The result is the sum for all the threads created on each cpu
1368 */
1369 static int read_fork_rate()
1370 {
1371 extern kstat_ctl_t *kc;
1372 kstat_t *ksp_chain = NULL;
1373 derive_t result = 0;
1375 if (kc == NULL)
1376 return (-1);
1378 for (ksp_chain = kc->kc_chain;
1379 ksp_chain != NULL;
1380 ksp_chain = ksp_chain->ks_next)
1381 {
1382 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1383 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1384 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1385 {
1386 long long tmp;
1388 kstat_read (kc, ksp_chain, NULL);
1390 tmp = get_kstat_value(ksp_chain, "nthreads");
1391 if (tmp != -1LL)
1392 result += tmp;
1393 }
1394 }
1396 ps_submit_fork_rate (result);
1397 return (0);
1398 }
1399 #endif /* KERNEL_SOLARIS */
1401 #if HAVE_THREAD_INFO
1402 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1403 {
1404 int mib[4];
1406 struct kinfo_proc kp;
1407 size_t kp_size;
1409 mib[0] = CTL_KERN;
1410 mib[1] = KERN_PROC;
1411 mib[2] = KERN_PROC_PID;
1413 if (pid_for_task (t, pid) != KERN_SUCCESS)
1414 return (-1);
1415 mib[3] = *pid;
1417 kp_size = sizeof (kp);
1418 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1419 return (-1);
1421 if (name_max_len > (MAXCOMLEN + 1))
1422 name_max_len = MAXCOMLEN + 1;
1424 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1425 name[name_max_len - 1] = '\0';
1427 DEBUG ("pid = %i; name = %s;", *pid, name);
1429 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1430 * `top' does it, because it is a lot of work and only used when
1431 * debugging. -octo */
1433 return (0);
1434 }
1435 #endif /* HAVE_THREAD_INFO */
1436 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1438 /* do actual readings from kernel */
1439 static int ps_read (void)
1440 {
1441 #if HAVE_THREAD_INFO
1442 kern_return_t status;
1444 int pset;
1445 processor_set_t port_pset_priv;
1447 int task;
1448 task_array_t task_list;
1449 mach_msg_type_number_t task_list_len;
1451 int task_pid;
1452 char task_name[MAXCOMLEN + 1];
1454 int thread;
1455 thread_act_array_t thread_list;
1456 mach_msg_type_number_t thread_list_len;
1457 thread_basic_info_data_t thread_data;
1458 mach_msg_type_number_t thread_data_len;
1460 int running = 0;
1461 int sleeping = 0;
1462 int zombies = 0;
1463 int stopped = 0;
1464 int blocked = 0;
1466 procstat_t *ps;
1467 procstat_entry_t pse;
1469 ps_list_reset ();
1471 /*
1472 * The Mach-concept is a little different from the traditional UNIX
1473 * concept: All the work is done in threads. Threads are contained in
1474 * `tasks'. Therefore, `task status' doesn't make much sense, since
1475 * it's actually a `thread status'.
1476 * Tasks are assigned to sets of processors, so that's where you go to
1477 * get a list.
1478 */
1479 for (pset = 0; pset < pset_list_len; pset++)
1480 {
1481 if ((status = host_processor_set_priv (port_host_self,
1482 pset_list[pset],
1483 &port_pset_priv)) != KERN_SUCCESS)
1484 {
1485 ERROR ("host_processor_set_priv failed: %s\n",
1486 mach_error_string (status));
1487 continue;
1488 }
1490 if ((status = processor_set_tasks (port_pset_priv,
1491 &task_list,
1492 &task_list_len)) != KERN_SUCCESS)
1493 {
1494 ERROR ("processor_set_tasks failed: %s\n",
1495 mach_error_string (status));
1496 mach_port_deallocate (port_task_self, port_pset_priv);
1497 continue;
1498 }
1500 for (task = 0; task < task_list_len; task++)
1501 {
1502 ps = NULL;
1503 if (mach_get_task_name (task_list[task],
1504 &task_pid,
1505 task_name, PROCSTAT_NAME_LEN) == 0)
1506 {
1507 /* search for at least one match */
1508 for (ps = list_head_g; ps != NULL; ps = ps->next)
1509 /* FIXME: cmdline should be here instead of NULL */
1510 if (ps_list_match (task_name, NULL, ps) == 1)
1511 break;
1512 }
1514 /* Collect more detailed statistics for this process */
1515 if (ps != NULL)
1516 {
1517 task_basic_info_data_t task_basic_info;
1518 mach_msg_type_number_t task_basic_info_len;
1519 task_events_info_data_t task_events_info;
1520 mach_msg_type_number_t task_events_info_len;
1521 task_absolutetime_info_data_t task_absolutetime_info;
1522 mach_msg_type_number_t task_absolutetime_info_len;
1524 memset (&pse, '\0', sizeof (pse));
1525 pse.id = task_pid;
1527 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1528 status = task_info (task_list[task],
1529 TASK_BASIC_INFO,
1530 (task_info_t) &task_basic_info,
1531 &task_basic_info_len);
1532 if (status != KERN_SUCCESS)
1533 {
1534 ERROR ("task_info failed: %s",
1535 mach_error_string (status));
1536 continue; /* with next thread_list */
1537 }
1539 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1540 status = task_info (task_list[task],
1541 TASK_EVENTS_INFO,
1542 (task_info_t) &task_events_info,
1543 &task_events_info_len);
1544 if (status != KERN_SUCCESS)
1545 {
1546 ERROR ("task_info failed: %s",
1547 mach_error_string (status));
1548 continue; /* with next thread_list */
1549 }
1551 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1552 status = task_info (task_list[task],
1553 TASK_ABSOLUTETIME_INFO,
1554 (task_info_t) &task_absolutetime_info,
1555 &task_absolutetime_info_len);
1556 if (status != KERN_SUCCESS)
1557 {
1558 ERROR ("task_info failed: %s",
1559 mach_error_string (status));
1560 continue; /* with next thread_list */
1561 }
1563 pse.num_proc++;
1564 pse.vmem_size = task_basic_info.virtual_size;
1565 pse.vmem_rss = task_basic_info.resident_size;
1566 /* Does not seem to be easily exposed */
1567 pse.vmem_data = 0;
1568 pse.vmem_code = 0;
1570 pse.vmem_minflt_counter = task_events_info.cow_faults;
1571 pse.vmem_majflt_counter = task_events_info.faults;
1573 pse.cpu_user_counter = task_absolutetime_info.total_user;
1574 pse.cpu_system_counter = task_absolutetime_info.total_system;
1575 }
1577 status = task_threads (task_list[task], &thread_list,
1578 &thread_list_len);
1579 if (status != KERN_SUCCESS)
1580 {
1581 /* Apple's `top' treats this case a zombie. It
1582 * makes sense to some extend: A `zombie'
1583 * thread is nonsense, since the task/process
1584 * is dead. */
1585 zombies++;
1586 DEBUG ("task_threads failed: %s",
1587 mach_error_string (status));
1588 if (task_list[task] != port_task_self)
1589 mach_port_deallocate (port_task_self,
1590 task_list[task]);
1591 continue; /* with next task_list */
1592 }
1594 for (thread = 0; thread < thread_list_len; thread++)
1595 {
1596 thread_data_len = THREAD_BASIC_INFO_COUNT;
1597 status = thread_info (thread_list[thread],
1598 THREAD_BASIC_INFO,
1599 (thread_info_t) &thread_data,
1600 &thread_data_len);
1601 if (status != KERN_SUCCESS)
1602 {
1603 ERROR ("thread_info failed: %s",
1604 mach_error_string (status));
1605 if (task_list[task] != port_task_self)
1606 mach_port_deallocate (port_task_self,
1607 thread_list[thread]);
1608 continue; /* with next thread_list */
1609 }
1611 if (ps != NULL)
1612 pse.num_lwp++;
1614 switch (thread_data.run_state)
1615 {
1616 case TH_STATE_RUNNING:
1617 running++;
1618 break;
1619 case TH_STATE_STOPPED:
1620 /* What exactly is `halted'? */
1621 case TH_STATE_HALTED:
1622 stopped++;
1623 break;
1624 case TH_STATE_WAITING:
1625 sleeping++;
1626 break;
1627 case TH_STATE_UNINTERRUPTIBLE:
1628 blocked++;
1629 break;
1630 /* There is no `zombie' case here,
1631 * since there are no zombie-threads.
1632 * There's only zombie tasks, which are
1633 * handled above. */
1634 default:
1635 WARNING ("Unknown thread status: %i",
1636 thread_data.run_state);
1637 break;
1638 } /* switch (thread_data.run_state) */
1640 if (task_list[task] != port_task_self)
1641 {
1642 status = mach_port_deallocate (port_task_self,
1643 thread_list[thread]);
1644 if (status != KERN_SUCCESS)
1645 ERROR ("mach_port_deallocate failed: %s",
1646 mach_error_string (status));
1647 }
1648 } /* for (thread_list) */
1650 if ((status = vm_deallocate (port_task_self,
1651 (vm_address_t) thread_list,
1652 thread_list_len * sizeof (thread_act_t)))
1653 != KERN_SUCCESS)
1654 {
1655 ERROR ("vm_deallocate failed: %s",
1656 mach_error_string (status));
1657 }
1658 thread_list = NULL;
1659 thread_list_len = 0;
1661 /* Only deallocate the task port, if it isn't our own.
1662 * Don't know what would happen in that case, but this
1663 * is what Apple's top does.. ;) */
1664 if (task_list[task] != port_task_self)
1665 {
1666 status = mach_port_deallocate (port_task_self,
1667 task_list[task]);
1668 if (status != KERN_SUCCESS)
1669 ERROR ("mach_port_deallocate failed: %s",
1670 mach_error_string (status));
1671 }
1673 if (ps != NULL)
1674 /* FIXME: cmdline should be here instead of NULL */
1675 ps_list_add (task_name, NULL, &pse);
1676 } /* for (task_list) */
1678 if ((status = vm_deallocate (port_task_self,
1679 (vm_address_t) task_list,
1680 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1681 {
1682 ERROR ("vm_deallocate failed: %s",
1683 mach_error_string (status));
1684 }
1685 task_list = NULL;
1686 task_list_len = 0;
1688 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1689 != KERN_SUCCESS)
1690 {
1691 ERROR ("mach_port_deallocate failed: %s",
1692 mach_error_string (status));
1693 }
1694 } /* for (pset_list) */
1696 ps_submit_state ("running", running);
1697 ps_submit_state ("sleeping", sleeping);
1698 ps_submit_state ("zombies", zombies);
1699 ps_submit_state ("stopped", stopped);
1700 ps_submit_state ("blocked", blocked);
1702 for (ps = list_head_g; ps != NULL; ps = ps->next)
1703 ps_submit_proc_list (ps);
1704 /* #endif HAVE_THREAD_INFO */
1706 #elif KERNEL_LINUX
1707 int running = 0;
1708 int sleeping = 0;
1709 int zombies = 0;
1710 int stopped = 0;
1711 int paging = 0;
1712 int blocked = 0;
1714 struct dirent *ent;
1715 DIR *proc;
1716 int pid;
1718 char cmdline[CMDLINE_BUFFER_SIZE];
1720 int status;
1721 procstat_t ps;
1722 procstat_entry_t pse;
1723 char state;
1725 procstat_t *ps_ptr;
1727 running = sleeping = zombies = stopped = paging = blocked = 0;
1728 ps_list_reset ();
1730 if ((proc = opendir ("/proc")) == NULL)
1731 {
1732 char errbuf[1024];
1733 ERROR ("Cannot open `/proc': %s",
1734 sstrerror (errno, errbuf, sizeof (errbuf)));
1735 return (-1);
1736 }
1738 while ((ent = readdir (proc)) != NULL)
1739 {
1740 if (!isdigit (ent->d_name[0]))
1741 continue;
1743 if ((pid = atoi (ent->d_name)) < 1)
1744 continue;
1746 status = ps_read_process (pid, &ps, &state);
1747 if (status != 0)
1748 {
1749 DEBUG ("ps_read_process failed: %i", status);
1750 continue;
1751 }
1753 pse.id = pid;
1754 pse.age = 0;
1756 pse.num_proc = ps.num_proc;
1757 pse.num_lwp = ps.num_lwp;
1758 pse.vmem_size = ps.vmem_size;
1759 pse.vmem_rss = ps.vmem_rss;
1760 pse.vmem_data = ps.vmem_data;
1761 pse.vmem_code = ps.vmem_code;
1762 pse.stack_size = ps.stack_size;
1764 pse.vmem_minflt = 0;
1765 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1766 pse.vmem_majflt = 0;
1767 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1769 pse.cpu_user = 0;
1770 pse.cpu_user_counter = ps.cpu_user_counter;
1771 pse.cpu_system = 0;
1772 pse.cpu_system_counter = ps.cpu_system_counter;
1774 pse.io_rchar = ps.io_rchar;
1775 pse.io_wchar = ps.io_wchar;
1776 pse.io_syscr = ps.io_syscr;
1777 pse.io_syscw = ps.io_syscw;
1779 switch (state)
1780 {
1781 case 'R': running++; break;
1782 case 'S': sleeping++; break;
1783 case 'D': blocked++; break;
1784 case 'Z': zombies++; break;
1785 case 'T': stopped++; break;
1786 case 'W': paging++; break;
1787 }
1789 ps_list_add (ps.name,
1790 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1791 &pse);
1792 }
1794 closedir (proc);
1796 ps_submit_state ("running", running);
1797 ps_submit_state ("sleeping", sleeping);
1798 ps_submit_state ("zombies", zombies);
1799 ps_submit_state ("stopped", stopped);
1800 ps_submit_state ("paging", paging);
1801 ps_submit_state ("blocked", blocked);
1803 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1804 ps_submit_proc_list (ps_ptr);
1806 read_fork_rate();
1807 /* #endif KERNEL_LINUX */
1809 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1810 int running = 0;
1811 int sleeping = 0;
1812 int zombies = 0;
1813 int stopped = 0;
1814 int blocked = 0;
1815 int idle = 0;
1816 int wait = 0;
1818 kvm_t *kd;
1819 char errbuf[_POSIX2_LINE_MAX];
1820 struct kinfo_proc *procs; /* array of processes */
1821 struct kinfo_proc *proc_ptr = NULL;
1822 int count; /* returns number of processes */
1823 int i;
1825 procstat_t *ps_ptr;
1826 procstat_entry_t pse;
1828 ps_list_reset ();
1830 /* Open the kvm interface, get a descriptor */
1831 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1832 if (kd == NULL)
1833 {
1834 ERROR ("processes plugin: Cannot open kvm interface: %s",
1835 errbuf);
1836 return (0);
1837 }
1839 /* Get the list of processes. */
1840 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1841 if (procs == NULL)
1842 {
1843 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1844 kvm_geterr(kd));
1845 kvm_close (kd);
1846 return (0);
1847 }
1849 /* Iterate through the processes in kinfo_proc */
1850 for (i = 0; i < count; i++)
1851 {
1852 /* Create only one process list entry per _process_, i.e.
1853 * filter out threads (duplicate PID entries). */
1854 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1855 {
1856 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1857 _Bool have_cmdline = 0;
1859 proc_ptr = &(procs[i]);
1860 /* Don't probe system processes and processes without arguments */
1861 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1862 && (procs[i].ki_args != NULL))
1863 {
1864 char **argv;
1865 int argc;
1866 int status;
1868 /* retrieve the arguments */
1869 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1870 argc = 0;
1871 if ((argv != NULL) && (argv[0] != NULL))
1872 {
1873 while (argv[argc] != NULL)
1874 argc++;
1876 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1877 if (status < 0)
1878 WARNING ("processes plugin: Command line did not fit into buffer.");
1879 else
1880 have_cmdline = 1;
1881 }
1882 } /* if (process has argument list) */
1884 pse.id = procs[i].ki_pid;
1885 pse.age = 0;
1887 pse.num_proc = 1;
1888 pse.num_lwp = procs[i].ki_numthreads;
1890 pse.vmem_size = procs[i].ki_size;
1891 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1892 pse.vmem_data = procs[i].ki_dsize * pagesize;
1893 pse.vmem_code = procs[i].ki_tsize * pagesize;
1894 pse.stack_size = procs[i].ki_ssize * pagesize;
1895 pse.vmem_minflt = 0;
1896 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1897 pse.vmem_majflt = 0;
1898 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1900 pse.cpu_user = 0;
1901 pse.cpu_system = 0;
1902 pse.cpu_user_counter = 0;
1903 pse.cpu_system_counter = 0;
1904 /*
1905 * The u-area might be swapped out, and we can't get
1906 * at it because we have a crashdump and no swap.
1907 * If it's here fill in these fields, otherwise, just
1908 * leave them 0.
1909 */
1910 if (procs[i].ki_flag & P_INMEM)
1911 {
1912 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
1913 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
1914 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
1915 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
1916 }
1918 /* no I/O data */
1919 pse.io_rchar = -1;
1920 pse.io_wchar = -1;
1921 pse.io_syscr = -1;
1922 pse.io_syscw = -1;
1924 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
1925 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
1927 switch (procs[i].ki_stat)
1928 {
1929 case SSTOP: stopped++; break;
1930 case SSLEEP: sleeping++; break;
1931 case SRUN: running++; break;
1932 case SIDL: idle++; break;
1933 case SWAIT: wait++; break;
1934 case SLOCK: blocked++; break;
1935 case SZOMB: zombies++; break;
1936 }
1937 }
1939 kvm_close(kd);
1941 ps_submit_state ("running", running);
1942 ps_submit_state ("sleeping", sleeping);
1943 ps_submit_state ("zombies", zombies);
1944 ps_submit_state ("stopped", stopped);
1945 ps_submit_state ("blocked", blocked);
1946 ps_submit_state ("idle", idle);
1947 ps_submit_state ("wait", wait);
1949 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1950 ps_submit_proc_list (ps_ptr);
1951 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1953 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
1954 int running = 0;
1955 int sleeping = 0;
1956 int zombies = 0;
1957 int stopped = 0;
1958 int onproc = 0;
1959 int idle = 0;
1960 int dead = 0;
1962 kvm_t *kd;
1963 char errbuf[1024];
1964 struct kinfo_proc *procs; /* array of processes */
1965 struct kinfo_proc *proc_ptr = NULL;
1966 int count; /* returns number of processes */
1967 int i;
1969 procstat_t *ps_ptr;
1970 procstat_entry_t pse;
1972 ps_list_reset ();
1974 /* Open the kvm interface, get a descriptor */
1975 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1976 if (kd == NULL)
1977 {
1978 ERROR ("processes plugin: Cannot open kvm interface: %s",
1979 errbuf);
1980 return (0);
1981 }
1983 /* Get the list of processes. */
1984 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
1985 if (procs == NULL)
1986 {
1987 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1988 kvm_geterr(kd));
1989 kvm_close (kd);
1990 return (0);
1991 }
1993 /* Iterate through the processes in kinfo_proc */
1994 for (i = 0; i < count; i++)
1995 {
1996 /* Create only one process list entry per _process_, i.e.
1997 * filter out threads (duplicate PID entries). */
1998 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
1999 {
2000 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2001 _Bool have_cmdline = 0;
2003 proc_ptr = &(procs[i]);
2004 /* Don't probe zombie processes */
2005 if (!P_ZOMBIE(proc_ptr))
2006 {
2007 char **argv;
2008 int argc;
2009 int status;
2011 /* retrieve the arguments */
2012 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2013 argc = 0;
2014 if ((argv != NULL) && (argv[0] != NULL))
2015 {
2016 while (argv[argc] != NULL)
2017 argc++;
2019 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2020 if (status < 0)
2021 WARNING ("processes plugin: Command line did not fit into buffer.");
2022 else
2023 have_cmdline = 1;
2024 }
2025 } /* if (process has argument list) */
2027 pse.id = procs[i].p_pid;
2028 pse.age = 0;
2030 pse.num_proc = 1;
2031 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2033 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2034 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2035 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2036 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2037 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2038 pse.vmem_minflt = 0;
2039 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2040 pse.vmem_majflt = 0;
2041 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2043 pse.cpu_user = 0;
2044 pse.cpu_system = 0;
2045 pse.cpu_user_counter = procs[i].p_uutime_usec +
2046 (1000000lu * procs[i].p_uutime_sec);
2047 pse.cpu_system_counter = procs[i].p_ustime_usec +
2048 (1000000lu * procs[i].p_ustime_sec);
2050 /* no I/O data */
2051 pse.io_rchar = -1;
2052 pse.io_wchar = -1;
2053 pse.io_syscr = -1;
2054 pse.io_syscw = -1;
2056 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2057 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2059 switch (procs[i].p_stat)
2060 {
2061 case SSTOP: stopped++; break;
2062 case SSLEEP: sleeping++; break;
2063 case SRUN: running++; break;
2064 case SIDL: idle++; break;
2065 case SONPROC: onproc++; break;
2066 case SDEAD: dead++; break;
2067 case SZOMB: zombies++; break;
2068 }
2069 }
2071 kvm_close(kd);
2073 ps_submit_state ("running", running);
2074 ps_submit_state ("sleeping", sleeping);
2075 ps_submit_state ("zombies", zombies);
2076 ps_submit_state ("stopped", stopped);
2077 ps_submit_state ("onproc", onproc);
2078 ps_submit_state ("idle", idle);
2079 ps_submit_state ("dead", dead);
2081 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2082 ps_submit_proc_list (ps_ptr);
2083 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2085 #elif HAVE_PROCINFO_H
2086 /* AIX */
2087 int running = 0;
2088 int sleeping = 0;
2089 int zombies = 0;
2090 int stopped = 0;
2091 int paging = 0;
2092 int blocked = 0;
2094 pid_t pindex = 0;
2095 int nprocs;
2097 procstat_t *ps;
2098 procstat_entry_t pse;
2100 ps_list_reset ();
2101 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2102 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2103 &pindex, MAXPROCENTRY)) > 0)
2104 {
2105 int i;
2107 for (i = 0; i < nprocs; i++)
2108 {
2109 tid64_t thindex;
2110 int nthreads;
2111 char arglist[MAXARGLN+1];
2112 char *cargs;
2113 char *cmdline;
2115 if (procentry[i].pi_state == SNONE) continue;
2116 /* if (procentry[i].pi_state == SZOMB) FIXME */
2118 cmdline = procentry[i].pi_comm;
2119 cargs = procentry[i].pi_comm;
2120 if ( procentry[i].pi_flags & SKPROC )
2121 {
2122 if (procentry[i].pi_pid == 0)
2123 cmdline = "swapper";
2124 cargs = cmdline;
2125 }
2126 else
2127 {
2128 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2129 {
2130 int n;
2132 n = -1;
2133 while (++n < MAXARGLN)
2134 {
2135 if (arglist[n] == '\0')
2136 {
2137 if (arglist[n+1] == '\0')
2138 break;
2139 arglist[n] = ' ';
2140 }
2141 }
2142 cargs = arglist;
2143 }
2144 }
2146 pse.id = procentry[i].pi_pid;
2147 pse.age = 0;
2148 pse.num_lwp = procentry[i].pi_thcount;
2149 pse.num_proc = 1;
2151 thindex=0;
2152 while ((nthreads = getthrds64(procentry[i].pi_pid,
2153 thrdentry, sizeof(struct thrdentry64),
2154 &thindex, MAXTHRDENTRY)) > 0)
2155 {
2156 int j;
2158 for (j=0; j< nthreads; j++)
2159 {
2160 switch (thrdentry[j].ti_state)
2161 {
2162 /* case TSNONE: break; */
2163 case TSIDL: blocked++; break; /* FIXME is really blocked */
2164 case TSRUN: running++; break;
2165 case TSSLEEP: sleeping++; break;
2166 case TSSWAP: paging++; break;
2167 case TSSTOP: stopped++; break;
2168 case TSZOMB: zombies++; break;
2169 }
2170 }
2171 if (nthreads < MAXTHRDENTRY)
2172 break;
2173 }
2175 pse.cpu_user = 0;
2176 /* tv_usec is nanosec ??? */
2177 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2178 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2180 pse.cpu_system = 0;
2181 /* tv_usec is nanosec ??? */
2182 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2183 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2185 pse.vmem_minflt = 0;
2186 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2187 pse.vmem_majflt = 0;
2188 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2190 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2191 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2192 /* Not supported */
2193 pse.vmem_data = 0;
2194 pse.vmem_code = 0;
2195 pse.stack_size = 0;
2197 pse.io_rchar = -1;
2198 pse.io_wchar = -1;
2199 pse.io_syscr = -1;
2200 pse.io_syscw = -1;
2202 ps_list_add (cmdline, cargs, &pse);
2203 } /* for (i = 0 .. nprocs) */
2205 if (nprocs < MAXPROCENTRY)
2206 break;
2207 } /* while (getprocs64() > 0) */
2208 ps_submit_state ("running", running);
2209 ps_submit_state ("sleeping", sleeping);
2210 ps_submit_state ("zombies", zombies);
2211 ps_submit_state ("stopped", stopped);
2212 ps_submit_state ("paging", paging);
2213 ps_submit_state ("blocked", blocked);
2215 for (ps = list_head_g; ps != NULL; ps = ps->next)
2216 ps_submit_proc_list (ps);
2217 /* #endif HAVE_PROCINFO_H */
2219 #elif KERNEL_SOLARIS
2220 /*
2221 * The Solaris section adds a few more process states and removes some
2222 * process states compared to linux. Most notably there is no "PAGING"
2223 * and "BLOCKED" state for a process. The rest is similar to the linux
2224 * code.
2225 */
2226 int running = 0;
2227 int sleeping = 0;
2228 int zombies = 0;
2229 int stopped = 0;
2230 int detached = 0;
2231 int daemon = 0;
2232 int system = 0;
2233 int orphan = 0;
2235 struct dirent *ent;
2236 DIR *proc;
2238 int status;
2239 procstat_t *ps_ptr;
2240 char state;
2242 char cmdline[PRARGSZ];
2244 ps_list_reset ();
2246 proc = opendir ("/proc");
2247 if (proc == NULL)
2248 return (-1);
2250 while ((ent = readdir(proc)) != NULL)
2251 {
2252 long pid;
2253 struct procstat ps;
2254 procstat_entry_t pse;
2255 char *endptr;
2257 if (!isdigit ((int) ent->d_name[0]))
2258 continue;
2260 pid = strtol (ent->d_name, &endptr, 10);
2261 if (*endptr != 0) /* value didn't completely parse as a number */
2262 continue;
2264 status = ps_read_process (pid, &ps, &state);
2265 if (status != 0)
2266 {
2267 DEBUG("ps_read_process failed: %i", status);
2268 continue;
2269 }
2271 pse.id = pid;
2272 pse.age = 0;
2274 pse.num_proc = ps.num_proc;
2275 pse.num_lwp = ps.num_lwp;
2276 pse.vmem_size = ps.vmem_size;
2277 pse.vmem_rss = ps.vmem_rss;
2278 pse.vmem_data = ps.vmem_data;
2279 pse.vmem_code = ps.vmem_code;
2280 pse.stack_size = ps.stack_size;
2282 pse.vmem_minflt = 0;
2283 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2284 pse.vmem_majflt = 0;
2285 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2287 pse.cpu_user = 0;
2288 pse.cpu_user_counter = ps.cpu_user_counter;
2289 pse.cpu_system = 0;
2290 pse.cpu_system_counter = ps.cpu_system_counter;
2292 pse.io_rchar = ps.io_rchar;
2293 pse.io_wchar = ps.io_wchar;
2294 pse.io_syscr = ps.io_syscr;
2295 pse.io_syscw = ps.io_syscw;
2297 switch (state)
2298 {
2299 case 'R': running++; break;
2300 case 'S': sleeping++; break;
2301 case 'E': detached++; break;
2302 case 'Z': zombies++; break;
2303 case 'T': stopped++; break;
2304 case 'A': daemon++; break;
2305 case 'Y': system++; break;
2306 case 'O': orphan++; break;
2307 }
2310 ps_list_add (ps.name,
2311 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2312 &pse);
2313 } /* while(readdir) */
2314 closedir (proc);
2316 ps_submit_state ("running", running);
2317 ps_submit_state ("sleeping", sleeping);
2318 ps_submit_state ("zombies", zombies);
2319 ps_submit_state ("stopped", stopped);
2320 ps_submit_state ("detached", detached);
2321 ps_submit_state ("daemon", daemon);
2322 ps_submit_state ("system", system);
2323 ps_submit_state ("orphan", orphan);
2325 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2326 ps_submit_proc_list (ps_ptr);
2328 read_fork_rate();
2329 #endif /* KERNEL_SOLARIS */
2331 return (0);
2332 } /* int ps_read */
2334 void module_register (void)
2335 {
2336 plugin_register_complex_config ("processes", ps_config);
2337 plugin_register_init ("processes", ps_init);
2338 plugin_register_read ("processes", ps_read);
2339 } /* void module_register */