122ca7a14dedf97f7d268872e6541dfc0f5e40ae
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 sfree(new);
284 return;
285 }
286 }
287 #else
288 if (regexp != NULL)
289 {
290 ERROR ("processes plugin: ps_list_register: "
291 "Regular expression \"%s\" found in config "
292 "file, but support for regular expressions "
293 "has been disabled at compile time.",
294 regexp);
295 sfree (new);
296 return;
297 }
298 #endif
300 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
301 {
302 if (strcmp (ptr->name, name) == 0)
303 {
304 WARNING ("processes plugin: You have configured more "
305 "than one `Process' or "
306 "`ProcessMatch' with the same name. "
307 "All but the first setting will be "
308 "ignored.");
309 #if HAVE_REGEX_H
310 sfree (new->re);
311 #endif
312 sfree (new);
313 return;
314 }
316 if (ptr->next == NULL)
317 break;
318 }
320 if (ptr == NULL)
321 list_head_g = new;
322 else
323 ptr->next = new;
324 } /* void ps_list_register */
326 /* try to match name against entry, returns 1 if success */
327 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
328 {
329 #if HAVE_REGEX_H
330 if (ps->re != NULL)
331 {
332 int status;
333 const char *str;
335 str = cmdline;
336 if ((str == NULL) || (str[0] == 0))
337 str = name;
339 assert (str != NULL);
341 status = regexec (ps->re, str,
342 /* nmatch = */ 0,
343 /* pmatch = */ NULL,
344 /* eflags = */ 0);
345 if (status == 0)
346 return (1);
347 }
348 else
349 #endif
350 if (strcmp (ps->name, name) == 0)
351 return (1);
353 return (0);
354 } /* int ps_list_match */
356 /* add process entry to 'instances' of process 'name' (or refresh it) */
357 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
358 {
359 procstat_t *ps;
360 procstat_entry_t *pse;
362 if (entry->id == 0)
363 return;
365 for (ps = list_head_g; ps != NULL; ps = ps->next)
366 {
367 if ((ps_list_match (name, cmdline, ps)) == 0)
368 continue;
370 for (pse = ps->instances; pse != NULL; pse = pse->next)
371 if ((pse->id == entry->id) || (pse->next == NULL))
372 break;
374 if ((pse == NULL) || (pse->id != entry->id))
375 {
376 procstat_entry_t *new;
378 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
379 if (new == NULL)
380 return;
381 memset (new, 0, sizeof (procstat_entry_t));
382 new->id = entry->id;
384 if (pse == NULL)
385 ps->instances = new;
386 else
387 pse->next = new;
389 pse = new;
390 }
392 pse->age = 0;
393 pse->num_proc = entry->num_proc;
394 pse->num_lwp = entry->num_lwp;
395 pse->vmem_size = entry->vmem_size;
396 pse->vmem_rss = entry->vmem_rss;
397 pse->vmem_data = entry->vmem_data;
398 pse->vmem_code = entry->vmem_code;
399 pse->stack_size = entry->stack_size;
400 pse->io_rchar = entry->io_rchar;
401 pse->io_wchar = entry->io_wchar;
402 pse->io_syscr = entry->io_syscr;
403 pse->io_syscw = entry->io_syscw;
405 ps->num_proc += pse->num_proc;
406 ps->num_lwp += pse->num_lwp;
407 ps->vmem_size += pse->vmem_size;
408 ps->vmem_rss += pse->vmem_rss;
409 ps->vmem_data += pse->vmem_data;
410 ps->vmem_code += pse->vmem_code;
411 ps->stack_size += pse->stack_size;
413 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
414 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
415 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
416 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
418 if ((entry->vmem_minflt_counter == 0)
419 && (entry->vmem_majflt_counter == 0))
420 {
421 pse->vmem_minflt_counter += entry->vmem_minflt;
422 pse->vmem_minflt = entry->vmem_minflt;
424 pse->vmem_majflt_counter += entry->vmem_majflt;
425 pse->vmem_majflt = entry->vmem_majflt;
426 }
427 else
428 {
429 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
430 {
431 pse->vmem_minflt = entry->vmem_minflt_counter
432 + (ULONG_MAX - pse->vmem_minflt_counter);
433 }
434 else
435 {
436 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
437 }
438 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
440 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
441 {
442 pse->vmem_majflt = entry->vmem_majflt_counter
443 + (ULONG_MAX - pse->vmem_majflt_counter);
444 }
445 else
446 {
447 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
448 }
449 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
450 }
452 ps->vmem_minflt_counter += pse->vmem_minflt;
453 ps->vmem_majflt_counter += pse->vmem_majflt;
455 if ((entry->cpu_user_counter == 0)
456 && (entry->cpu_system_counter == 0))
457 {
458 pse->cpu_user_counter += entry->cpu_user;
459 pse->cpu_user = entry->cpu_user;
461 pse->cpu_system_counter += entry->cpu_system;
462 pse->cpu_system = entry->cpu_system;
463 }
464 else
465 {
466 if (entry->cpu_user_counter < pse->cpu_user_counter)
467 {
468 pse->cpu_user = entry->cpu_user_counter
469 + (ULONG_MAX - pse->cpu_user_counter);
470 }
471 else
472 {
473 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
474 }
475 pse->cpu_user_counter = entry->cpu_user_counter;
477 if (entry->cpu_system_counter < pse->cpu_system_counter)
478 {
479 pse->cpu_system = entry->cpu_system_counter
480 + (ULONG_MAX - pse->cpu_system_counter);
481 }
482 else
483 {
484 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
485 }
486 pse->cpu_system_counter = entry->cpu_system_counter;
487 }
489 ps->cpu_user_counter += pse->cpu_user;
490 ps->cpu_system_counter += pse->cpu_system;
491 }
492 }
494 /* remove old entries from instances of processes in list_head_g */
495 static void ps_list_reset (void)
496 {
497 procstat_t *ps;
498 procstat_entry_t *pse;
499 procstat_entry_t *pse_prev;
501 for (ps = list_head_g; ps != NULL; ps = ps->next)
502 {
503 ps->num_proc = 0;
504 ps->num_lwp = 0;
505 ps->vmem_size = 0;
506 ps->vmem_rss = 0;
507 ps->vmem_data = 0;
508 ps->vmem_code = 0;
509 ps->stack_size = 0;
510 ps->io_rchar = -1;
511 ps->io_wchar = -1;
512 ps->io_syscr = -1;
513 ps->io_syscw = -1;
515 pse_prev = NULL;
516 pse = ps->instances;
517 while (pse != NULL)
518 {
519 if (pse->age > 10)
520 {
521 DEBUG ("Removing this procstat entry cause it's too old: "
522 "id = %lu; name = %s;",
523 pse->id, ps->name);
525 if (pse_prev == NULL)
526 {
527 ps->instances = pse->next;
528 free (pse);
529 pse = ps->instances;
530 }
531 else
532 {
533 pse_prev->next = pse->next;
534 free (pse);
535 pse = pse_prev->next;
536 }
537 }
538 else
539 {
540 pse->age++;
541 pse_prev = pse;
542 pse = pse->next;
543 }
544 } /* while (pse != NULL) */
545 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
546 }
548 /* put all pre-defined 'Process' names from config to list_head_g tree */
549 static int ps_config (oconfig_item_t *ci)
550 {
551 int i;
553 for (i = 0; i < ci->children_num; ++i) {
554 oconfig_item_t *c = ci->children + i;
556 if (strcasecmp (c->key, "Process") == 0)
557 {
558 if ((c->values_num != 1)
559 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
560 ERROR ("processes plugin: `Process' expects exactly "
561 "one string argument (got %i).",
562 c->values_num);
563 continue;
564 }
566 if (c->children_num != 0) {
567 WARNING ("processes plugin: the `Process' config option "
568 "does not expect any child elements -- ignoring "
569 "content (%i elements) of the <Process '%s'> block.",
570 c->children_num, c->values[0].value.string);
571 }
573 ps_list_register (c->values[0].value.string, NULL);
574 }
575 else if (strcasecmp (c->key, "ProcessMatch") == 0)
576 {
577 if ((c->values_num != 2)
578 || (OCONFIG_TYPE_STRING != c->values[0].type)
579 || (OCONFIG_TYPE_STRING != c->values[1].type))
580 {
581 ERROR ("processes plugin: `ProcessMatch' needs exactly "
582 "two string arguments (got %i).",
583 c->values_num);
584 continue;
585 }
587 if (c->children_num != 0) {
588 WARNING ("processes plugin: the `ProcessMatch' config option "
589 "does not expect any child elements -- ignoring "
590 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
591 "block.", c->children_num, c->values[0].value.string,
592 c->values[1].value.string);
593 }
595 ps_list_register (c->values[0].value.string,
596 c->values[1].value.string);
597 }
598 else
599 {
600 ERROR ("processes plugin: The `%s' configuration option is not "
601 "understood and will be ignored.", c->key);
602 continue;
603 }
604 }
606 return (0);
607 }
609 static int ps_init (void)
610 {
611 #if HAVE_THREAD_INFO
612 kern_return_t status;
614 port_host_self = mach_host_self ();
615 port_task_self = mach_task_self ();
617 if (pset_list != NULL)
618 {
619 vm_deallocate (port_task_self,
620 (vm_address_t) pset_list,
621 pset_list_len * sizeof (processor_set_t));
622 pset_list = NULL;
623 pset_list_len = 0;
624 }
626 if ((status = host_processor_sets (port_host_self,
627 &pset_list,
628 &pset_list_len)) != KERN_SUCCESS)
629 {
630 ERROR ("host_processor_sets failed: %s\n",
631 mach_error_string (status));
632 pset_list = NULL;
633 pset_list_len = 0;
634 return (-1);
635 }
636 /* #endif HAVE_THREAD_INFO */
638 #elif KERNEL_LINUX
639 pagesize_g = sysconf(_SC_PAGESIZE);
640 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
641 pagesize_g, CONFIG_HZ);
642 /* #endif KERNEL_LINUX */
644 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
645 pagesize = getpagesize();
646 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
648 #elif HAVE_PROCINFO_H
649 pagesize = getpagesize();
650 #endif /* HAVE_PROCINFO_H */
652 return (0);
653 } /* int ps_init */
655 /* submit global state (e.g.: qty of zombies, running, etc..) */
656 static void ps_submit_state (const char *state, double value)
657 {
658 value_t values[1];
659 value_list_t vl = VALUE_LIST_INIT;
661 values[0].gauge = value;
663 vl.values = values;
664 vl.values_len = 1;
665 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
666 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
667 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
668 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
669 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
671 plugin_dispatch_values (&vl);
672 }
674 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
675 static void ps_submit_proc_list (procstat_t *ps)
676 {
677 value_t values[2];
678 value_list_t vl = VALUE_LIST_INIT;
680 vl.values = values;
681 vl.values_len = 2;
682 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
683 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
684 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
686 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
687 vl.values[0].gauge = ps->vmem_size;
688 vl.values_len = 1;
689 plugin_dispatch_values (&vl);
691 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
692 vl.values[0].gauge = ps->vmem_rss;
693 vl.values_len = 1;
694 plugin_dispatch_values (&vl);
696 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
697 vl.values[0].gauge = ps->vmem_data;
698 vl.values_len = 1;
699 plugin_dispatch_values (&vl);
701 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
702 vl.values[0].gauge = ps->vmem_code;
703 vl.values_len = 1;
704 plugin_dispatch_values (&vl);
706 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
707 vl.values[0].gauge = ps->stack_size;
708 vl.values_len = 1;
709 plugin_dispatch_values (&vl);
711 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
712 vl.values[0].derive = ps->cpu_user_counter;
713 vl.values[1].derive = ps->cpu_system_counter;
714 vl.values_len = 2;
715 plugin_dispatch_values (&vl);
717 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
718 vl.values[0].gauge = ps->num_proc;
719 vl.values[1].gauge = ps->num_lwp;
720 vl.values_len = 2;
721 plugin_dispatch_values (&vl);
723 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
724 vl.values[0].derive = ps->vmem_minflt_counter;
725 vl.values[1].derive = ps->vmem_majflt_counter;
726 vl.values_len = 2;
727 plugin_dispatch_values (&vl);
729 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
730 {
731 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
732 vl.values[0].derive = ps->io_rchar;
733 vl.values[1].derive = ps->io_wchar;
734 vl.values_len = 2;
735 plugin_dispatch_values (&vl);
736 }
738 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
739 {
740 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
741 vl.values[0].derive = ps->io_syscr;
742 vl.values[1].derive = ps->io_syscw;
743 vl.values_len = 2;
744 plugin_dispatch_values (&vl);
745 }
747 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
748 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
749 "vmem_code = %lu; "
750 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
751 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
752 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
753 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64";",
754 ps->name, ps->num_proc, ps->num_lwp,
755 ps->vmem_size, ps->vmem_rss,
756 ps->vmem_data, ps->vmem_code,
757 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
758 ps->cpu_user_counter, ps->cpu_system_counter,
759 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
760 } /* void ps_submit_proc_list */
762 #if KERNEL_LINUX || KERNEL_SOLARIS
763 static void ps_submit_fork_rate (derive_t value)
764 {
765 value_t values[1];
766 value_list_t vl = VALUE_LIST_INIT;
768 values[0].derive = value;
770 vl.values = values;
771 vl.values_len = 1;
772 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
773 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
774 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
775 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
776 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
778 plugin_dispatch_values(&vl);
779 }
780 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
782 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
783 #if KERNEL_LINUX
784 static int ps_read_tasks (long pid)
785 {
786 char dirname[64];
787 DIR *dh;
788 struct dirent *ent;
789 int count = 0;
791 ssnprintf (dirname, sizeof (dirname), "/proc/%li/task", pid);
793 if ((dh = opendir (dirname)) == NULL)
794 {
795 DEBUG ("Failed to open directory `%s'", dirname);
796 return (-1);
797 }
799 while ((ent = readdir (dh)) != NULL)
800 {
801 if (!isdigit ((int) ent->d_name[0]))
802 continue;
803 else
804 count++;
805 }
806 closedir (dh);
808 return ((count >= 1) ? count : 1);
809 } /* int *ps_read_tasks */
811 /* Read advanced virtual memory data from /proc/pid/status */
812 static procstat_t *ps_read_vmem (long pid, procstat_t *ps)
813 {
814 FILE *fh;
815 char buffer[1024];
816 char filename[64];
817 unsigned long long lib = 0;
818 unsigned long long exe = 0;
819 unsigned long long data = 0;
820 char *fields[8];
821 int numfields;
823 ssnprintf (filename, sizeof (filename), "/proc/%li/status", pid);
824 if ((fh = fopen (filename, "r")) == NULL)
825 return (NULL);
827 while (fgets (buffer, sizeof(buffer), fh) != NULL)
828 {
829 long long tmp;
830 char *endptr;
832 if (strncmp (buffer, "Vm", 2) != 0)
833 continue;
835 numfields = strsplit (buffer, fields,
836 STATIC_ARRAY_SIZE (fields));
838 if (numfields < 2)
839 continue;
841 errno = 0;
842 endptr = NULL;
843 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
844 if ((errno == 0) && (endptr != fields[1]))
845 {
846 if (strncmp (buffer, "VmData", 6) == 0)
847 {
848 data = tmp;
849 }
850 else if (strncmp (buffer, "VmLib", 5) == 0)
851 {
852 lib = tmp;
853 }
854 else if (strncmp(buffer, "VmExe", 5) == 0)
855 {
856 exe = tmp;
857 }
858 }
859 } /* while (fgets) */
861 if (fclose (fh))
862 {
863 char errbuf[1024];
864 WARNING ("processes: fclose: %s",
865 sstrerror (errno, errbuf, sizeof (errbuf)));
866 }
868 ps->vmem_data = data * 1024;
869 ps->vmem_code = (exe + lib) * 1024;
871 return (ps);
872 } /* procstat_t *ps_read_vmem */
874 static procstat_t *ps_read_io (long pid, procstat_t *ps)
875 {
876 FILE *fh;
877 char buffer[1024];
878 char filename[64];
880 char *fields[8];
881 int numfields;
883 ssnprintf (filename, sizeof (filename), "/proc/%li/io", pid);
884 if ((fh = fopen (filename, "r")) == NULL)
885 return (NULL);
887 while (fgets (buffer, sizeof (buffer), fh) != NULL)
888 {
889 derive_t *val = NULL;
890 long long tmp;
891 char *endptr;
893 if (strncasecmp (buffer, "rchar:", 6) == 0)
894 val = &(ps->io_rchar);
895 else if (strncasecmp (buffer, "wchar:", 6) == 0)
896 val = &(ps->io_wchar);
897 else if (strncasecmp (buffer, "syscr:", 6) == 0)
898 val = &(ps->io_syscr);
899 else if (strncasecmp (buffer, "syscw:", 6) == 0)
900 val = &(ps->io_syscw);
901 else
902 continue;
904 numfields = strsplit (buffer, fields,
905 STATIC_ARRAY_SIZE (fields));
907 if (numfields < 2)
908 continue;
910 errno = 0;
911 endptr = NULL;
912 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
913 if ((errno != 0) || (endptr == fields[1]))
914 *val = -1;
915 else
916 *val = (derive_t) tmp;
917 } /* while (fgets) */
919 if (fclose (fh))
920 {
921 char errbuf[1024];
922 WARNING ("processes: fclose: %s",
923 sstrerror (errno, errbuf, sizeof (errbuf)));
924 }
926 return (ps);
927 } /* procstat_t *ps_read_io */
929 static int ps_read_process (long pid, procstat_t *ps, char *state)
930 {
931 char filename[64];
932 char buffer[1024];
934 char *fields[64];
935 char fields_len;
937 int buffer_len;
939 char *buffer_ptr;
940 size_t name_start_pos;
941 size_t name_end_pos;
942 size_t name_len;
944 derive_t cpu_user_counter;
945 derive_t cpu_system_counter;
946 long long unsigned vmem_size;
947 long long unsigned vmem_rss;
948 long long unsigned stack_size;
950 memset (ps, 0, sizeof (procstat_t));
952 ssnprintf (filename, sizeof (filename), "/proc/%li/stat", pid);
954 buffer_len = read_file_contents (filename,
955 buffer, sizeof(buffer) - 1);
956 if (buffer_len <= 0)
957 return (-1);
958 buffer[buffer_len] = 0;
960 /* The name of the process is enclosed in parens. Since the name can
961 * contain parens itself, spaces, numbers and pretty much everything
962 * else, use these to determine the process name. We don't use
963 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
964 * otherwise be required to determine name_len. */
965 name_start_pos = 0;
966 while ((buffer[name_start_pos] != '(')
967 && (name_start_pos < buffer_len))
968 name_start_pos++;
970 name_end_pos = buffer_len;
971 while ((buffer[name_end_pos] != ')')
972 && (name_end_pos > 0))
973 name_end_pos--;
975 /* Either '(' or ')' is not found or they are in the wrong order.
976 * Anyway, something weird that shouldn't happen ever. */
977 if (name_start_pos >= name_end_pos)
978 {
979 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
980 name_start_pos, name_end_pos);
981 return (-1);
982 }
984 name_len = (name_end_pos - name_start_pos) - 1;
985 if (name_len >= sizeof (ps->name))
986 name_len = sizeof (ps->name) - 1;
988 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
990 if ((buffer_len - name_end_pos) < 2)
991 return (-1);
992 buffer_ptr = &buffer[name_end_pos + 2];
994 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
995 if (fields_len < 22)
996 {
997 DEBUG ("processes plugin: ps_read_process (pid = %li):"
998 " `%s' has only %i fields..",
999 pid, filename, fields_len);
1000 return (-1);
1001 }
1003 *state = fields[0][0];
1005 if (*state == 'Z')
1006 {
1007 ps->num_lwp = 0;
1008 ps->num_proc = 0;
1009 }
1010 else
1011 {
1012 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1013 {
1014 /* returns -1 => kernel 2.4 */
1015 ps->num_lwp = 1;
1016 }
1017 ps->num_proc = 1;
1018 }
1020 /* Leave the rest at zero if this is only a zombi */
1021 if (ps->num_proc == 0)
1022 {
1023 DEBUG ("processes plugin: This is only a zombie: pid = %li; "
1024 "name = %s;", pid, ps->name);
1025 return (0);
1026 }
1028 cpu_user_counter = atoll (fields[11]);
1029 cpu_system_counter = atoll (fields[12]);
1030 vmem_size = atoll (fields[20]);
1031 vmem_rss = atoll (fields[21]);
1032 ps->vmem_minflt_counter = atol (fields[7]);
1033 ps->vmem_majflt_counter = atol (fields[9]);
1035 {
1036 unsigned long long stack_start = atoll (fields[25]);
1037 unsigned long long stack_ptr = atoll (fields[26]);
1039 stack_size = (stack_start > stack_ptr)
1040 ? stack_start - stack_ptr
1041 : stack_ptr - stack_start;
1042 }
1044 /* Convert jiffies to useconds */
1045 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1046 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1047 vmem_rss = vmem_rss * pagesize_g;
1049 if ( (ps_read_vmem(pid, ps)) == NULL)
1050 {
1051 /* No VMem data */
1052 ps->vmem_data = -1;
1053 ps->vmem_code = -1;
1054 DEBUG("ps_read_process: did not get vmem data for pid %li", pid);
1055 }
1057 ps->cpu_user_counter = cpu_user_counter;
1058 ps->cpu_system_counter = cpu_system_counter;
1059 ps->vmem_size = (unsigned long) vmem_size;
1060 ps->vmem_rss = (unsigned long) vmem_rss;
1061 ps->stack_size = (unsigned long) stack_size;
1063 if ( (ps_read_io (pid, ps)) == NULL)
1064 {
1065 /* no io data */
1066 ps->io_rchar = -1;
1067 ps->io_wchar = -1;
1068 ps->io_syscr = -1;
1069 ps->io_syscw = -1;
1071 DEBUG("ps_read_process: not get io data for pid %li", pid);
1072 }
1074 /* success */
1075 return (0);
1076 } /* int ps_read_process (...) */
1078 static char *ps_get_cmdline (long pid, char *name, char *buf, size_t buf_len)
1079 {
1080 char *buf_ptr;
1081 size_t len;
1083 char file[PATH_MAX];
1084 int fd;
1086 size_t n;
1088 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1089 return NULL;
1091 ssnprintf (file, sizeof (file), "/proc/%li/cmdline", pid);
1093 errno = 0;
1094 fd = open (file, O_RDONLY);
1095 if (fd < 0) {
1096 char errbuf[4096];
1097 /* ENOENT means the process exited while we were handling it.
1098 * Don't complain about this, it only fills the logs. */
1099 if (errno != ENOENT)
1100 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1101 sstrerror (errno, errbuf, sizeof (errbuf)));
1102 return NULL;
1103 }
1105 buf_ptr = buf;
1106 len = buf_len;
1108 n = 0;
1110 while (42) {
1111 ssize_t status;
1113 status = read (fd, (void *)buf_ptr, len);
1115 if (status < 0) {
1116 char errbuf[1024];
1118 if ((EAGAIN == errno) || (EINTR == errno))
1119 continue;
1121 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1122 sstrerror (errno, errbuf, sizeof (errbuf)));
1123 close (fd);
1124 return NULL;
1125 }
1127 n += status;
1129 if (status == 0)
1130 break;
1132 buf_ptr += status;
1133 len -= status;
1135 if (len <= 0)
1136 break;
1137 }
1139 close (fd);
1141 if (0 == n) {
1142 /* cmdline not available; e.g. kernel thread, zombie */
1143 if (NULL == name)
1144 return NULL;
1146 ssnprintf (buf, buf_len, "[%s]", name);
1147 return buf;
1148 }
1150 assert (n <= buf_len);
1152 if (n == buf_len)
1153 --n;
1154 buf[n] = '\0';
1156 --n;
1157 /* remove trailing whitespace */
1158 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1159 buf[n] = '\0';
1160 --n;
1161 }
1163 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1164 while (n > 0) {
1165 if ('\0' == buf[n])
1166 buf[n] = ' ';
1167 --n;
1168 }
1169 return buf;
1170 } /* char *ps_get_cmdline (...) */
1172 static int read_fork_rate (void)
1173 {
1174 FILE *proc_stat;
1175 char buffer[1024];
1176 value_t value;
1177 _Bool value_valid = 0;
1179 proc_stat = fopen ("/proc/stat", "r");
1180 if (proc_stat == NULL)
1181 {
1182 char errbuf[1024];
1183 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1184 sstrerror (errno, errbuf, sizeof (errbuf)));
1185 return (-1);
1186 }
1188 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1189 {
1190 int status;
1191 char *fields[3];
1192 int fields_num;
1194 fields_num = strsplit (buffer, fields,
1195 STATIC_ARRAY_SIZE (fields));
1196 if (fields_num != 2)
1197 continue;
1199 if (strcmp ("processes", fields[0]) != 0)
1200 continue;
1202 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1203 if (status == 0)
1204 value_valid = 1;
1206 break;
1207 }
1208 fclose(proc_stat);
1210 if (!value_valid)
1211 return (-1);
1213 ps_submit_fork_rate (value.derive);
1214 return (0);
1215 }
1216 #endif /*KERNEL_LINUX */
1218 #if KERNEL_SOLARIS
1219 static char *ps_get_cmdline (long pid, char *name __attribute__((unused)), /* {{{ */
1220 char *buffer, size_t buffer_size)
1221 {
1222 char path[PATH_MAX];
1223 psinfo_t info;
1224 int status;
1226 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1228 status = read_file_contents (path, (void *) &info, sizeof (info));
1229 if (status != sizeof (info))
1230 {
1231 ERROR ("processes plugin: Unexpected return value "
1232 "while reading \"%s\": "
1233 "Returned %i but expected %zu.",
1234 path, status, buffer_size);
1235 return (NULL);
1236 }
1238 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1239 sstrncpy (buffer, info.pr_psargs, buffer_size);
1241 return (buffer);
1242 } /* }}} int ps_get_cmdline */
1244 /*
1245 * Reads process information on the Solaris OS. The information comes mainly from
1246 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1247 * The values for input and ouput chars are calculated "by hand"
1248 * Added a few "solaris" specific process states as well
1249 */
1250 static int ps_read_process(long pid, procstat_t *ps, char *state)
1251 {
1252 char filename[64];
1253 char f_psinfo[64], f_usage[64];
1254 char *buffer;
1256 pstatus_t *myStatus;
1257 psinfo_t *myInfo;
1258 prusage_t *myUsage;
1260 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1261 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1262 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1265 buffer = malloc(sizeof (pstatus_t));
1266 memset(buffer, 0, sizeof (pstatus_t));
1267 read_file_contents(filename, buffer, sizeof (pstatus_t));
1268 myStatus = (pstatus_t *) buffer;
1270 buffer = malloc(sizeof (psinfo_t));
1271 memset(buffer, 0, sizeof(psinfo_t));
1272 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1273 myInfo = (psinfo_t *) buffer;
1275 buffer = malloc(sizeof (prusage_t));
1276 memset(buffer, 0, sizeof(prusage_t));
1277 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1278 myUsage = (prusage_t *) buffer;
1280 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1281 ps->num_lwp = myStatus->pr_nlwp;
1282 if (myInfo->pr_wstat != 0) {
1283 ps->num_proc = 0;
1284 ps->num_lwp = 0;
1285 *state = (char) 'Z';
1287 sfree(myStatus);
1288 sfree(myInfo);
1289 sfree(myUsage);
1290 return (0);
1291 } else {
1292 ps->num_proc = 1;
1293 ps->num_lwp = myInfo->pr_nlwp;
1294 }
1296 /*
1297 * Convert system time and user time from nanoseconds to microseconds
1298 * for compatibility with the linux module
1299 */
1300 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1301 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1303 /*
1304 * Convert rssize from KB to bytes to be consistent w/ the linux module
1305 */
1306 ps->vmem_rss = myInfo->pr_rssize * 1024;
1307 ps->vmem_size = myInfo->pr_size * 1024;
1308 ps->vmem_minflt_counter = myUsage->pr_minf;
1309 ps->vmem_majflt_counter = myUsage->pr_majf;
1311 /*
1312 * TODO: Data and code segment calculations for Solaris
1313 */
1315 ps->vmem_data = -1;
1316 ps->vmem_code = -1;
1317 ps->stack_size = myStatus->pr_stksize;
1319 /*
1320 * Calculating input/ouput chars
1321 * Formula used is total chars / total blocks => chars/block
1322 * then convert input/output blocks to chars
1323 */
1324 ulong_t tot_chars = myUsage->pr_ioch;
1325 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1326 ulong_t chars_per_block = 1;
1327 if (tot_blocks != 0)
1328 chars_per_block = tot_chars / tot_blocks;
1329 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1330 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1331 ps->io_syscr = myUsage->pr_sysc;
1332 ps->io_syscw = myUsage->pr_sysc;
1335 /*
1336 * TODO: Find way of setting BLOCKED and PAGING status
1337 */
1339 *state = (char) 'R';
1340 if (myStatus->pr_flags & PR_ASLEEP)
1341 *state = (char) 'S';
1342 else if (myStatus->pr_flags & PR_STOPPED)
1343 *state = (char) 'T';
1344 else if (myStatus->pr_flags & PR_DETACH)
1345 *state = (char) 'E';
1346 else if (myStatus->pr_flags & PR_DAEMON)
1347 *state = (char) 'A';
1348 else if (myStatus->pr_flags & PR_ISSYS)
1349 *state = (char) 'Y';
1350 else if (myStatus->pr_flags & PR_ORPHAN)
1351 *state = (char) 'O';
1353 sfree(myStatus);
1354 sfree(myInfo);
1355 sfree(myUsage);
1357 return (0);
1358 }
1360 /*
1361 * Reads the number of threads created since the last reboot. On Solaris these
1362 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1363 * The result is the sum for all the threads created on each cpu
1364 */
1365 static int read_fork_rate()
1366 {
1367 extern kstat_ctl_t *kc;
1368 kstat_t *ksp_chain = NULL;
1369 derive_t result = 0;
1371 if (kc == NULL)
1372 return (-1);
1374 for (ksp_chain = kc->kc_chain;
1375 ksp_chain != NULL;
1376 ksp_chain = ksp_chain->ks_next)
1377 {
1378 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1379 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1380 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1381 {
1382 long long tmp;
1384 kstat_read (kc, ksp_chain, NULL);
1386 tmp = get_kstat_value(ksp_chain, "nthreads");
1387 if (tmp != -1LL)
1388 result += tmp;
1389 }
1390 }
1392 ps_submit_fork_rate (result);
1393 return (0);
1394 }
1395 #endif /* KERNEL_SOLARIS */
1397 #if HAVE_THREAD_INFO
1398 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1399 {
1400 int mib[4];
1402 struct kinfo_proc kp;
1403 size_t kp_size;
1405 mib[0] = CTL_KERN;
1406 mib[1] = KERN_PROC;
1407 mib[2] = KERN_PROC_PID;
1409 if (pid_for_task (t, pid) != KERN_SUCCESS)
1410 return (-1);
1411 mib[3] = *pid;
1413 kp_size = sizeof (kp);
1414 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1415 return (-1);
1417 if (name_max_len > (MAXCOMLEN + 1))
1418 name_max_len = MAXCOMLEN + 1;
1420 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1421 name[name_max_len - 1] = '\0';
1423 DEBUG ("pid = %i; name = %s;", *pid, name);
1425 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1426 * `top' does it, because it is a lot of work and only used when
1427 * debugging. -octo */
1429 return (0);
1430 }
1431 #endif /* HAVE_THREAD_INFO */
1432 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1434 /* do actual readings from kernel */
1435 static int ps_read (void)
1436 {
1437 #if HAVE_THREAD_INFO
1438 kern_return_t status;
1440 int pset;
1441 processor_set_t port_pset_priv;
1443 int task;
1444 task_array_t task_list;
1445 mach_msg_type_number_t task_list_len;
1447 int task_pid;
1448 char task_name[MAXCOMLEN + 1];
1450 int thread;
1451 thread_act_array_t thread_list;
1452 mach_msg_type_number_t thread_list_len;
1453 thread_basic_info_data_t thread_data;
1454 mach_msg_type_number_t thread_data_len;
1456 int running = 0;
1457 int sleeping = 0;
1458 int zombies = 0;
1459 int stopped = 0;
1460 int blocked = 0;
1462 procstat_t *ps;
1463 procstat_entry_t pse;
1465 ps_list_reset ();
1467 /*
1468 * The Mach-concept is a little different from the traditional UNIX
1469 * concept: All the work is done in threads. Threads are contained in
1470 * `tasks'. Therefore, `task status' doesn't make much sense, since
1471 * it's actually a `thread status'.
1472 * Tasks are assigned to sets of processors, so that's where you go to
1473 * get a list.
1474 */
1475 for (pset = 0; pset < pset_list_len; pset++)
1476 {
1477 if ((status = host_processor_set_priv (port_host_self,
1478 pset_list[pset],
1479 &port_pset_priv)) != KERN_SUCCESS)
1480 {
1481 ERROR ("host_processor_set_priv failed: %s\n",
1482 mach_error_string (status));
1483 continue;
1484 }
1486 if ((status = processor_set_tasks (port_pset_priv,
1487 &task_list,
1488 &task_list_len)) != KERN_SUCCESS)
1489 {
1490 ERROR ("processor_set_tasks failed: %s\n",
1491 mach_error_string (status));
1492 mach_port_deallocate (port_task_self, port_pset_priv);
1493 continue;
1494 }
1496 for (task = 0; task < task_list_len; task++)
1497 {
1498 ps = NULL;
1499 if (mach_get_task_name (task_list[task],
1500 &task_pid,
1501 task_name, PROCSTAT_NAME_LEN) == 0)
1502 {
1503 /* search for at least one match */
1504 for (ps = list_head_g; ps != NULL; ps = ps->next)
1505 /* FIXME: cmdline should be here instead of NULL */
1506 if (ps_list_match (task_name, NULL, ps) == 1)
1507 break;
1508 }
1510 /* Collect more detailed statistics for this process */
1511 if (ps != NULL)
1512 {
1513 task_basic_info_data_t task_basic_info;
1514 mach_msg_type_number_t task_basic_info_len;
1515 task_events_info_data_t task_events_info;
1516 mach_msg_type_number_t task_events_info_len;
1517 task_absolutetime_info_data_t task_absolutetime_info;
1518 mach_msg_type_number_t task_absolutetime_info_len;
1520 memset (&pse, '\0', sizeof (pse));
1521 pse.id = task_pid;
1523 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1524 status = task_info (task_list[task],
1525 TASK_BASIC_INFO,
1526 (task_info_t) &task_basic_info,
1527 &task_basic_info_len);
1528 if (status != KERN_SUCCESS)
1529 {
1530 ERROR ("task_info failed: %s",
1531 mach_error_string (status));
1532 continue; /* with next thread_list */
1533 }
1535 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1536 status = task_info (task_list[task],
1537 TASK_EVENTS_INFO,
1538 (task_info_t) &task_events_info,
1539 &task_events_info_len);
1540 if (status != KERN_SUCCESS)
1541 {
1542 ERROR ("task_info failed: %s",
1543 mach_error_string (status));
1544 continue; /* with next thread_list */
1545 }
1547 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1548 status = task_info (task_list[task],
1549 TASK_ABSOLUTETIME_INFO,
1550 (task_info_t) &task_absolutetime_info,
1551 &task_absolutetime_info_len);
1552 if (status != KERN_SUCCESS)
1553 {
1554 ERROR ("task_info failed: %s",
1555 mach_error_string (status));
1556 continue; /* with next thread_list */
1557 }
1559 pse.num_proc++;
1560 pse.vmem_size = task_basic_info.virtual_size;
1561 pse.vmem_rss = task_basic_info.resident_size;
1562 /* Does not seem to be easily exposed */
1563 pse.vmem_data = 0;
1564 pse.vmem_code = 0;
1566 pse.vmem_minflt_counter = task_events_info.cow_faults;
1567 pse.vmem_majflt_counter = task_events_info.faults;
1569 pse.cpu_user_counter = task_absolutetime_info.total_user;
1570 pse.cpu_system_counter = task_absolutetime_info.total_system;
1571 }
1573 status = task_threads (task_list[task], &thread_list,
1574 &thread_list_len);
1575 if (status != KERN_SUCCESS)
1576 {
1577 /* Apple's `top' treats this case a zombie. It
1578 * makes sense to some extend: A `zombie'
1579 * thread is nonsense, since the task/process
1580 * is dead. */
1581 zombies++;
1582 DEBUG ("task_threads failed: %s",
1583 mach_error_string (status));
1584 if (task_list[task] != port_task_self)
1585 mach_port_deallocate (port_task_self,
1586 task_list[task]);
1587 continue; /* with next task_list */
1588 }
1590 for (thread = 0; thread < thread_list_len; thread++)
1591 {
1592 thread_data_len = THREAD_BASIC_INFO_COUNT;
1593 status = thread_info (thread_list[thread],
1594 THREAD_BASIC_INFO,
1595 (thread_info_t) &thread_data,
1596 &thread_data_len);
1597 if (status != KERN_SUCCESS)
1598 {
1599 ERROR ("thread_info failed: %s",
1600 mach_error_string (status));
1601 if (task_list[task] != port_task_self)
1602 mach_port_deallocate (port_task_self,
1603 thread_list[thread]);
1604 continue; /* with next thread_list */
1605 }
1607 if (ps != NULL)
1608 pse.num_lwp++;
1610 switch (thread_data.run_state)
1611 {
1612 case TH_STATE_RUNNING:
1613 running++;
1614 break;
1615 case TH_STATE_STOPPED:
1616 /* What exactly is `halted'? */
1617 case TH_STATE_HALTED:
1618 stopped++;
1619 break;
1620 case TH_STATE_WAITING:
1621 sleeping++;
1622 break;
1623 case TH_STATE_UNINTERRUPTIBLE:
1624 blocked++;
1625 break;
1626 /* There is no `zombie' case here,
1627 * since there are no zombie-threads.
1628 * There's only zombie tasks, which are
1629 * handled above. */
1630 default:
1631 WARNING ("Unknown thread status: %i",
1632 thread_data.run_state);
1633 break;
1634 } /* switch (thread_data.run_state) */
1636 if (task_list[task] != port_task_self)
1637 {
1638 status = mach_port_deallocate (port_task_self,
1639 thread_list[thread]);
1640 if (status != KERN_SUCCESS)
1641 ERROR ("mach_port_deallocate failed: %s",
1642 mach_error_string (status));
1643 }
1644 } /* for (thread_list) */
1646 if ((status = vm_deallocate (port_task_self,
1647 (vm_address_t) thread_list,
1648 thread_list_len * sizeof (thread_act_t)))
1649 != KERN_SUCCESS)
1650 {
1651 ERROR ("vm_deallocate failed: %s",
1652 mach_error_string (status));
1653 }
1654 thread_list = NULL;
1655 thread_list_len = 0;
1657 /* Only deallocate the task port, if it isn't our own.
1658 * Don't know what would happen in that case, but this
1659 * is what Apple's top does.. ;) */
1660 if (task_list[task] != port_task_self)
1661 {
1662 status = mach_port_deallocate (port_task_self,
1663 task_list[task]);
1664 if (status != KERN_SUCCESS)
1665 ERROR ("mach_port_deallocate failed: %s",
1666 mach_error_string (status));
1667 }
1669 if (ps != NULL)
1670 /* FIXME: cmdline should be here instead of NULL */
1671 ps_list_add (task_name, NULL, &pse);
1672 } /* for (task_list) */
1674 if ((status = vm_deallocate (port_task_self,
1675 (vm_address_t) task_list,
1676 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1677 {
1678 ERROR ("vm_deallocate failed: %s",
1679 mach_error_string (status));
1680 }
1681 task_list = NULL;
1682 task_list_len = 0;
1684 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1685 != KERN_SUCCESS)
1686 {
1687 ERROR ("mach_port_deallocate failed: %s",
1688 mach_error_string (status));
1689 }
1690 } /* for (pset_list) */
1692 ps_submit_state ("running", running);
1693 ps_submit_state ("sleeping", sleeping);
1694 ps_submit_state ("zombies", zombies);
1695 ps_submit_state ("stopped", stopped);
1696 ps_submit_state ("blocked", blocked);
1698 for (ps = list_head_g; ps != NULL; ps = ps->next)
1699 ps_submit_proc_list (ps);
1700 /* #endif HAVE_THREAD_INFO */
1702 #elif KERNEL_LINUX
1703 int running = 0;
1704 int sleeping = 0;
1705 int zombies = 0;
1706 int stopped = 0;
1707 int paging = 0;
1708 int blocked = 0;
1710 struct dirent *ent;
1711 DIR *proc;
1712 long pid;
1714 char cmdline[CMDLINE_BUFFER_SIZE];
1716 int status;
1717 procstat_t ps;
1718 procstat_entry_t pse;
1719 char state;
1721 procstat_t *ps_ptr;
1723 running = sleeping = zombies = stopped = paging = blocked = 0;
1724 ps_list_reset ();
1726 if ((proc = opendir ("/proc")) == NULL)
1727 {
1728 char errbuf[1024];
1729 ERROR ("Cannot open `/proc': %s",
1730 sstrerror (errno, errbuf, sizeof (errbuf)));
1731 return (-1);
1732 }
1734 while ((ent = readdir (proc)) != NULL)
1735 {
1736 if (!isdigit (ent->d_name[0]))
1737 continue;
1739 if ((pid = atol (ent->d_name)) < 1)
1740 continue;
1742 status = ps_read_process (pid, &ps, &state);
1743 if (status != 0)
1744 {
1745 DEBUG ("ps_read_process failed: %i", status);
1746 continue;
1747 }
1749 memset (&pse, 0, sizeof (pse));
1750 pse.id = pid;
1751 pse.age = 0;
1753 pse.num_proc = ps.num_proc;
1754 pse.num_lwp = ps.num_lwp;
1755 pse.vmem_size = ps.vmem_size;
1756 pse.vmem_rss = ps.vmem_rss;
1757 pse.vmem_data = ps.vmem_data;
1758 pse.vmem_code = ps.vmem_code;
1759 pse.stack_size = ps.stack_size;
1761 pse.vmem_minflt = 0;
1762 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1763 pse.vmem_majflt = 0;
1764 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1766 pse.cpu_user = 0;
1767 pse.cpu_user_counter = ps.cpu_user_counter;
1768 pse.cpu_system = 0;
1769 pse.cpu_system_counter = ps.cpu_system_counter;
1771 pse.io_rchar = ps.io_rchar;
1772 pse.io_wchar = ps.io_wchar;
1773 pse.io_syscr = ps.io_syscr;
1774 pse.io_syscw = ps.io_syscw;
1776 switch (state)
1777 {
1778 case 'R': running++; break;
1779 case 'S': sleeping++; break;
1780 case 'D': blocked++; break;
1781 case 'Z': zombies++; break;
1782 case 'T': stopped++; break;
1783 case 'W': paging++; break;
1784 }
1786 ps_list_add (ps.name,
1787 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1788 &pse);
1789 }
1791 closedir (proc);
1793 ps_submit_state ("running", running);
1794 ps_submit_state ("sleeping", sleeping);
1795 ps_submit_state ("zombies", zombies);
1796 ps_submit_state ("stopped", stopped);
1797 ps_submit_state ("paging", paging);
1798 ps_submit_state ("blocked", blocked);
1800 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1801 ps_submit_proc_list (ps_ptr);
1803 read_fork_rate();
1804 /* #endif KERNEL_LINUX */
1806 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1807 int running = 0;
1808 int sleeping = 0;
1809 int zombies = 0;
1810 int stopped = 0;
1811 int blocked = 0;
1812 int idle = 0;
1813 int wait = 0;
1815 kvm_t *kd;
1816 char errbuf[_POSIX2_LINE_MAX];
1817 struct kinfo_proc *procs; /* array of processes */
1818 struct kinfo_proc *proc_ptr = NULL;
1819 int count; /* returns number of processes */
1820 int i;
1822 procstat_t *ps_ptr;
1823 procstat_entry_t pse;
1825 ps_list_reset ();
1827 /* Open the kvm interface, get a descriptor */
1828 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1829 if (kd == NULL)
1830 {
1831 ERROR ("processes plugin: Cannot open kvm interface: %s",
1832 errbuf);
1833 return (0);
1834 }
1836 /* Get the list of processes. */
1837 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1838 if (procs == NULL)
1839 {
1840 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1841 kvm_geterr(kd));
1842 kvm_close (kd);
1843 return (0);
1844 }
1846 /* Iterate through the processes in kinfo_proc */
1847 for (i = 0; i < count; i++)
1848 {
1849 /* Create only one process list entry per _process_, i.e.
1850 * filter out threads (duplicate PID entries). */
1851 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1852 {
1853 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1854 _Bool have_cmdline = 0;
1856 proc_ptr = &(procs[i]);
1857 /* Don't probe system processes and processes without arguments */
1858 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1859 && (procs[i].ki_args != NULL))
1860 {
1861 char **argv;
1862 int argc;
1863 int status;
1865 /* retrieve the arguments */
1866 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1867 argc = 0;
1868 if ((argv != NULL) && (argv[0] != NULL))
1869 {
1870 while (argv[argc] != NULL)
1871 argc++;
1873 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1874 if (status < 0)
1875 WARNING ("processes plugin: Command line did not fit into buffer.");
1876 else
1877 have_cmdline = 1;
1878 }
1879 } /* if (process has argument list) */
1881 pse.id = procs[i].ki_pid;
1882 pse.age = 0;
1884 pse.num_proc = 1;
1885 pse.num_lwp = procs[i].ki_numthreads;
1887 pse.vmem_size = procs[i].ki_size;
1888 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1889 pse.vmem_data = procs[i].ki_dsize * pagesize;
1890 pse.vmem_code = procs[i].ki_tsize * pagesize;
1891 pse.stack_size = procs[i].ki_ssize * pagesize;
1892 pse.vmem_minflt = 0;
1893 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1894 pse.vmem_majflt = 0;
1895 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1897 pse.cpu_user = 0;
1898 pse.cpu_system = 0;
1899 pse.cpu_user_counter = 0;
1900 pse.cpu_system_counter = 0;
1901 /*
1902 * The u-area might be swapped out, and we can't get
1903 * at it because we have a crashdump and no swap.
1904 * If it's here fill in these fields, otherwise, just
1905 * leave them 0.
1906 */
1907 if (procs[i].ki_flag & P_INMEM)
1908 {
1909 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
1910 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
1911 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
1912 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
1913 }
1915 /* no I/O data */
1916 pse.io_rchar = -1;
1917 pse.io_wchar = -1;
1918 pse.io_syscr = -1;
1919 pse.io_syscw = -1;
1921 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
1923 switch (procs[i].ki_stat)
1924 {
1925 case SSTOP: stopped++; break;
1926 case SSLEEP: sleeping++; break;
1927 case SRUN: running++; break;
1928 case SIDL: idle++; break;
1929 case SWAIT: wait++; break;
1930 case SLOCK: blocked++; break;
1931 case SZOMB: zombies++; break;
1932 }
1933 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
1934 }
1936 kvm_close(kd);
1938 ps_submit_state ("running", running);
1939 ps_submit_state ("sleeping", sleeping);
1940 ps_submit_state ("zombies", zombies);
1941 ps_submit_state ("stopped", stopped);
1942 ps_submit_state ("blocked", blocked);
1943 ps_submit_state ("idle", idle);
1944 ps_submit_state ("wait", wait);
1946 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1947 ps_submit_proc_list (ps_ptr);
1948 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1950 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
1951 int running = 0;
1952 int sleeping = 0;
1953 int zombies = 0;
1954 int stopped = 0;
1955 int onproc = 0;
1956 int idle = 0;
1957 int dead = 0;
1959 kvm_t *kd;
1960 char errbuf[1024];
1961 struct kinfo_proc *procs; /* array of processes */
1962 struct kinfo_proc *proc_ptr = NULL;
1963 int count; /* returns number of processes */
1964 int i;
1966 procstat_t *ps_ptr;
1967 procstat_entry_t pse;
1969 ps_list_reset ();
1971 /* Open the kvm interface, get a descriptor */
1972 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1973 if (kd == NULL)
1974 {
1975 ERROR ("processes plugin: Cannot open kvm interface: %s",
1976 errbuf);
1977 return (0);
1978 }
1980 /* Get the list of processes. */
1981 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
1982 if (procs == NULL)
1983 {
1984 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1985 kvm_geterr(kd));
1986 kvm_close (kd);
1987 return (0);
1988 }
1990 /* Iterate through the processes in kinfo_proc */
1991 for (i = 0; i < count; i++)
1992 {
1993 /* Create only one process list entry per _process_, i.e.
1994 * filter out threads (duplicate PID entries). */
1995 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
1996 {
1997 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1998 _Bool have_cmdline = 0;
2000 proc_ptr = &(procs[i]);
2001 /* Don't probe zombie processes */
2002 if (!P_ZOMBIE(proc_ptr))
2003 {
2004 char **argv;
2005 int argc;
2006 int status;
2008 /* retrieve the arguments */
2009 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2010 argc = 0;
2011 if ((argv != NULL) && (argv[0] != NULL))
2012 {
2013 while (argv[argc] != NULL)
2014 argc++;
2016 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2017 if (status < 0)
2018 WARNING ("processes plugin: Command line did not fit into buffer.");
2019 else
2020 have_cmdline = 1;
2021 }
2022 } /* if (process has argument list) */
2024 memset (&pse, 0, sizeof (pse));
2025 pse.id = procs[i].p_pid;
2026 pse.age = 0;
2028 pse.num_proc = 1;
2029 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2031 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2032 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2033 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2034 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2035 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2036 pse.vmem_minflt = 0;
2037 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2038 pse.vmem_majflt = 0;
2039 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2041 pse.cpu_user = 0;
2042 pse.cpu_system = 0;
2043 pse.cpu_user_counter = procs[i].p_uutime_usec +
2044 (1000000lu * procs[i].p_uutime_sec);
2045 pse.cpu_system_counter = procs[i].p_ustime_usec +
2046 (1000000lu * procs[i].p_ustime_sec);
2048 /* no I/O data */
2049 pse.io_rchar = -1;
2050 pse.io_wchar = -1;
2051 pse.io_syscr = -1;
2052 pse.io_syscw = -1;
2054 pse.cswitch_vol = -1;
2055 pse.cswitch_invol = -1;
2057 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
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 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2070 }
2072 kvm_close(kd);
2074 ps_submit_state ("running", running);
2075 ps_submit_state ("sleeping", sleeping);
2076 ps_submit_state ("zombies", zombies);
2077 ps_submit_state ("stopped", stopped);
2078 ps_submit_state ("onproc", onproc);
2079 ps_submit_state ("idle", idle);
2080 ps_submit_state ("dead", dead);
2082 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2083 ps_submit_proc_list (ps_ptr);
2084 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2086 #elif HAVE_PROCINFO_H
2087 /* AIX */
2088 int running = 0;
2089 int sleeping = 0;
2090 int zombies = 0;
2091 int stopped = 0;
2092 int paging = 0;
2093 int blocked = 0;
2095 pid_t pindex = 0;
2096 int nprocs;
2098 procstat_t *ps;
2099 procstat_entry_t pse;
2101 ps_list_reset ();
2102 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2103 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2104 &pindex, MAXPROCENTRY)) > 0)
2105 {
2106 int i;
2108 for (i = 0; i < nprocs; i++)
2109 {
2110 tid64_t thindex;
2111 int nthreads;
2112 char arglist[MAXARGLN+1];
2113 char *cargs;
2114 char *cmdline;
2116 if (procentry[i].pi_state == SNONE) continue;
2117 /* if (procentry[i].pi_state == SZOMB) FIXME */
2119 cmdline = procentry[i].pi_comm;
2120 cargs = procentry[i].pi_comm;
2121 if ( procentry[i].pi_flags & SKPROC )
2122 {
2123 if (procentry[i].pi_pid == 0)
2124 cmdline = "swapper";
2125 cargs = cmdline;
2126 }
2127 else
2128 {
2129 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2130 {
2131 int n;
2133 n = -1;
2134 while (++n < MAXARGLN)
2135 {
2136 if (arglist[n] == '\0')
2137 {
2138 if (arglist[n+1] == '\0')
2139 break;
2140 arglist[n] = ' ';
2141 }
2142 }
2143 cargs = arglist;
2144 }
2145 }
2147 pse.id = procentry[i].pi_pid;
2148 pse.age = 0;
2149 pse.num_lwp = procentry[i].pi_thcount;
2150 pse.num_proc = 1;
2152 thindex=0;
2153 while ((nthreads = getthrds64(procentry[i].pi_pid,
2154 thrdentry, sizeof(struct thrdentry64),
2155 &thindex, MAXTHRDENTRY)) > 0)
2156 {
2157 int j;
2159 for (j=0; j< nthreads; j++)
2160 {
2161 switch (thrdentry[j].ti_state)
2162 {
2163 /* case TSNONE: break; */
2164 case TSIDL: blocked++; break; /* FIXME is really blocked */
2165 case TSRUN: running++; break;
2166 case TSSLEEP: sleeping++; break;
2167 case TSSWAP: paging++; break;
2168 case TSSTOP: stopped++; break;
2169 case TSZOMB: zombies++; break;
2170 }
2171 }
2172 if (nthreads < MAXTHRDENTRY)
2173 break;
2174 }
2176 pse.cpu_user = 0;
2177 /* tv_usec is nanosec ??? */
2178 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2179 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2181 pse.cpu_system = 0;
2182 /* tv_usec is nanosec ??? */
2183 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2184 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2186 pse.vmem_minflt = 0;
2187 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2188 pse.vmem_majflt = 0;
2189 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2191 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2192 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2193 /* Not supported */
2194 pse.vmem_data = 0;
2195 pse.vmem_code = 0;
2196 pse.stack_size = 0;
2198 pse.io_rchar = -1;
2199 pse.io_wchar = -1;
2200 pse.io_syscr = -1;
2201 pse.io_syscw = -1;
2203 ps_list_add (cmdline, cargs, &pse);
2204 } /* for (i = 0 .. nprocs) */
2206 if (nprocs < MAXPROCENTRY)
2207 break;
2208 } /* while (getprocs64() > 0) */
2209 ps_submit_state ("running", running);
2210 ps_submit_state ("sleeping", sleeping);
2211 ps_submit_state ("zombies", zombies);
2212 ps_submit_state ("stopped", stopped);
2213 ps_submit_state ("paging", paging);
2214 ps_submit_state ("blocked", blocked);
2216 for (ps = list_head_g; ps != NULL; ps = ps->next)
2217 ps_submit_proc_list (ps);
2218 /* #endif HAVE_PROCINFO_H */
2220 #elif KERNEL_SOLARIS
2221 /*
2222 * The Solaris section adds a few more process states and removes some
2223 * process states compared to linux. Most notably there is no "PAGING"
2224 * and "BLOCKED" state for a process. The rest is similar to the linux
2225 * code.
2226 */
2227 int running = 0;
2228 int sleeping = 0;
2229 int zombies = 0;
2230 int stopped = 0;
2231 int detached = 0;
2232 int daemon = 0;
2233 int system = 0;
2234 int orphan = 0;
2236 struct dirent *ent;
2237 DIR *proc;
2239 int status;
2240 procstat_t *ps_ptr;
2241 char state;
2243 char cmdline[PRARGSZ];
2245 ps_list_reset ();
2247 proc = opendir ("/proc");
2248 if (proc == NULL)
2249 return (-1);
2251 while ((ent = readdir(proc)) != NULL)
2252 {
2253 long pid;
2254 struct procstat ps;
2255 procstat_entry_t pse;
2256 char *endptr;
2258 if (!isdigit ((int) ent->d_name[0]))
2259 continue;
2261 pid = strtol (ent->d_name, &endptr, 10);
2262 if (*endptr != 0) /* value didn't completely parse as a number */
2263 continue;
2265 status = ps_read_process (pid, &ps, &state);
2266 if (status != 0)
2267 {
2268 DEBUG("ps_read_process failed: %i", status);
2269 continue;
2270 }
2272 memset (&pse, 0, sizeof (pse));
2273 pse.id = pid;
2274 pse.age = 0;
2276 pse.num_proc = ps.num_proc;
2277 pse.num_lwp = ps.num_lwp;
2278 pse.vmem_size = ps.vmem_size;
2279 pse.vmem_rss = ps.vmem_rss;
2280 pse.vmem_data = ps.vmem_data;
2281 pse.vmem_code = ps.vmem_code;
2282 pse.stack_size = ps.stack_size;
2284 pse.vmem_minflt = 0;
2285 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2286 pse.vmem_majflt = 0;
2287 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2289 pse.cpu_user = 0;
2290 pse.cpu_user_counter = ps.cpu_user_counter;
2291 pse.cpu_system = 0;
2292 pse.cpu_system_counter = ps.cpu_system_counter;
2294 pse.io_rchar = ps.io_rchar;
2295 pse.io_wchar = ps.io_wchar;
2296 pse.io_syscr = ps.io_syscr;
2297 pse.io_syscw = ps.io_syscw;
2299 pse.cswitch_vol = -1;
2300 pse.cswitch_invol = -1;
2302 switch (state)
2303 {
2304 case 'R': running++; break;
2305 case 'S': sleeping++; break;
2306 case 'E': detached++; break;
2307 case 'Z': zombies++; break;
2308 case 'T': stopped++; break;
2309 case 'A': daemon++; break;
2310 case 'Y': system++; break;
2311 case 'O': orphan++; break;
2312 }
2315 ps_list_add (ps.name,
2316 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
2317 &pse);
2318 } /* while(readdir) */
2319 closedir (proc);
2321 ps_submit_state ("running", running);
2322 ps_submit_state ("sleeping", sleeping);
2323 ps_submit_state ("zombies", zombies);
2324 ps_submit_state ("stopped", stopped);
2325 ps_submit_state ("detached", detached);
2326 ps_submit_state ("daemon", daemon);
2327 ps_submit_state ("system", system);
2328 ps_submit_state ("orphan", orphan);
2330 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2331 ps_submit_proc_list (ps_ptr);
2333 read_fork_rate();
2334 #endif /* KERNEL_SOLARIS */
2336 return (0);
2337 } /* int ps_read */
2339 void module_register (void)
2340 {
2341 plugin_register_complex_config ("processes", ps_config);
2342 plugin_register_init ("processes", ps_init);
2343 plugin_register_read ("processes", ps_read);
2344 } /* void module_register */