176cdf9d750030b8bd8a07db2ac75c05b6fc51ec
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 /* Read data from /proc/pid/status */
782 static procstat_t *ps_read_status (int pid, procstat_t *ps)
783 {
784 FILE *fh;
785 char buffer[1024];
786 char filename[64];
787 unsigned long lib = 0;
788 unsigned long exe = 0;
789 unsigned long data = 0;
790 unsigned long threads = 0;
791 char *fields[8];
792 int numfields;
794 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
795 if ((fh = fopen (filename, "r")) == NULL)
796 return (NULL);
798 while (fgets (buffer, sizeof(buffer), fh) != NULL)
799 {
800 unsigned long tmp;
801 char *endptr;
803 if (strncmp (buffer, "Vm", 2) != 0
804 && strncmp (buffer, "Threads", 7) != 0)
805 continue;
807 numfields = strsplit (buffer, fields,
808 STATIC_ARRAY_SIZE (fields));
810 if (numfields < 2)
811 continue;
813 errno = 0;
814 endptr = NULL;
815 tmp = strtoul (fields[1], &endptr, /* base = */ 10);
816 if ((errno == 0) && (endptr != fields[1]))
817 {
818 if (strncmp (buffer, "VmData", 6) == 0)
819 {
820 data = tmp;
821 }
822 else if (strncmp (buffer, "VmLib", 5) == 0)
823 {
824 lib = tmp;
825 }
826 else if (strncmp(buffer, "VmExe", 5) == 0)
827 {
828 exe = tmp;
829 }
830 else if (strncmp(buffer, "Threads", 7) == 0)
831 {
832 threads = tmp;
833 }
834 }
835 } /* while (fgets) */
837 if (fclose (fh))
838 {
839 char errbuf[1024];
840 WARNING ("processes: fclose: %s",
841 sstrerror (errno, errbuf, sizeof (errbuf)));
842 }
844 ps->vmem_data = data * 1024;
845 ps->vmem_code = (exe + lib) * 1024;
846 if (threads != 0)
847 ps->num_lwp = threads;
849 return (ps);
850 } /* procstat_t *ps_read_vmem */
852 static procstat_t *ps_read_io (int pid, procstat_t *ps)
853 {
854 FILE *fh;
855 char buffer[1024];
856 char filename[64];
858 char *fields[8];
859 int numfields;
861 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
862 if ((fh = fopen (filename, "r")) == NULL)
863 return (NULL);
865 while (fgets (buffer, sizeof (buffer), fh) != NULL)
866 {
867 derive_t *val = NULL;
868 long long tmp;
869 char *endptr;
871 if (strncasecmp (buffer, "rchar:", 6) == 0)
872 val = &(ps->io_rchar);
873 else if (strncasecmp (buffer, "wchar:", 6) == 0)
874 val = &(ps->io_wchar);
875 else if (strncasecmp (buffer, "syscr:", 6) == 0)
876 val = &(ps->io_syscr);
877 else if (strncasecmp (buffer, "syscw:", 6) == 0)
878 val = &(ps->io_syscw);
879 else
880 continue;
882 numfields = strsplit (buffer, fields,
883 STATIC_ARRAY_SIZE (fields));
885 if (numfields < 2)
886 continue;
888 errno = 0;
889 endptr = NULL;
890 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
891 if ((errno != 0) || (endptr == fields[1]))
892 *val = -1;
893 else
894 *val = (derive_t) tmp;
895 } /* while (fgets) */
897 if (fclose (fh))
898 {
899 char errbuf[1024];
900 WARNING ("processes: fclose: %s",
901 sstrerror (errno, errbuf, sizeof (errbuf)));
902 }
904 return (ps);
905 } /* procstat_t *ps_read_io */
907 int ps_read_process (int pid, procstat_t *ps, char *state)
908 {
909 char filename[64];
910 char buffer[1024];
912 char *fields[64];
913 char fields_len;
915 int buffer_len;
917 char *buffer_ptr;
918 size_t name_start_pos;
919 size_t name_end_pos;
920 size_t name_len;
922 derive_t cpu_user_counter;
923 derive_t cpu_system_counter;
924 long long unsigned vmem_size;
925 long long unsigned vmem_rss;
926 long long unsigned stack_size;
928 memset (ps, 0, sizeof (procstat_t));
930 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
932 buffer_len = read_file_contents (filename,
933 buffer, sizeof(buffer) - 1);
934 if (buffer_len <= 0)
935 return (-1);
936 buffer[buffer_len] = 0;
938 /* The name of the process is enclosed in parens. Since the name can
939 * contain parens itself, spaces, numbers and pretty much everything
940 * else, use these to determine the process name. We don't use
941 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
942 * otherwise be required to determine name_len. */
943 name_start_pos = 0;
944 while ((buffer[name_start_pos] != '(')
945 && (name_start_pos < buffer_len))
946 name_start_pos++;
948 name_end_pos = buffer_len;
949 while ((buffer[name_end_pos] != ')')
950 && (name_end_pos > 0))
951 name_end_pos--;
953 /* Either '(' or ')' is not found or they are in the wrong order.
954 * Anyway, something weird that shouldn't happen ever. */
955 if (name_start_pos >= name_end_pos)
956 {
957 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
958 name_start_pos, name_end_pos);
959 return (-1);
960 }
962 name_len = (name_end_pos - name_start_pos) - 1;
963 if (name_len >= sizeof (ps->name))
964 name_len = sizeof (ps->name) - 1;
966 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
968 if ((buffer_len - name_end_pos) < 2)
969 return (-1);
970 buffer_ptr = &buffer[name_end_pos + 2];
972 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
973 if (fields_len < 22)
974 {
975 DEBUG ("processes plugin: ps_read_process (pid = %i):"
976 " `%s' has only %i fields..",
977 (int) pid, filename, fields_len);
978 return (-1);
979 }
981 *state = fields[0][0];
983 if (*state == 'Z')
984 {
985 ps->num_lwp = 0;
986 ps->num_proc = 0;
987 }
988 else
989 {
990 ps->num_lwp = strtoul (fields[17], /* endptr = */ NULL, /* base = */ 10);
991 if ((ps_read_status(pid, ps)) == NULL)
992 {
993 /* No VMem data */
994 ps->vmem_data = -1;
995 ps->vmem_code = -1;
996 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
997 }
998 if (ps->num_lwp <= 0)
999 ps->num_lwp = 1;
1000 ps->num_proc = 1;
1001 }
1003 /* Leave the rest at zero if this is only a zombi */
1004 if (ps->num_proc == 0)
1005 {
1006 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1007 "name = %s;", pid, ps->name);
1008 return (0);
1009 }
1011 cpu_user_counter = atoll (fields[11]);
1012 cpu_system_counter = atoll (fields[12]);
1013 vmem_size = atoll (fields[20]);
1014 vmem_rss = atoll (fields[21]);
1015 ps->vmem_minflt_counter = atol (fields[7]);
1016 ps->vmem_majflt_counter = atol (fields[9]);
1018 {
1019 unsigned long long stack_start = atoll (fields[25]);
1020 unsigned long long stack_ptr = atoll (fields[26]);
1022 stack_size = (stack_start > stack_ptr)
1023 ? stack_start - stack_ptr
1024 : stack_ptr - stack_start;
1025 }
1027 /* Convert jiffies to useconds */
1028 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1029 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1030 vmem_rss = vmem_rss * pagesize_g;
1032 ps->cpu_user_counter = cpu_user_counter;
1033 ps->cpu_system_counter = cpu_system_counter;
1034 ps->vmem_size = (unsigned long) vmem_size;
1035 ps->vmem_rss = (unsigned long) vmem_rss;
1036 ps->stack_size = (unsigned long) stack_size;
1038 if ( (ps_read_io (pid, ps)) == NULL)
1039 {
1040 /* no io data */
1041 ps->io_rchar = -1;
1042 ps->io_wchar = -1;
1043 ps->io_syscr = -1;
1044 ps->io_syscw = -1;
1046 DEBUG("ps_read_process: not get io data for pid %i",pid);
1047 }
1049 /* success */
1050 return (0);
1051 } /* int ps_read_process (...) */
1053 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1054 {
1055 char *buf_ptr;
1056 size_t len;
1058 char file[PATH_MAX];
1059 int fd;
1061 size_t n;
1063 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1064 return NULL;
1066 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1067 (unsigned int) pid);
1069 errno = 0;
1070 fd = open (file, O_RDONLY);
1071 if (fd < 0) {
1072 char errbuf[4096];
1073 /* ENOENT means the process exited while we were handling it.
1074 * Don't complain about this, it only fills the logs. */
1075 if (errno != ENOENT)
1076 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1077 sstrerror (errno, errbuf, sizeof (errbuf)));
1078 return NULL;
1079 }
1081 buf_ptr = buf;
1082 len = buf_len;
1084 n = 0;
1086 while (42) {
1087 ssize_t status;
1089 status = read (fd, (void *)buf_ptr, len);
1091 if (status < 0) {
1092 char errbuf[1024];
1094 if ((EAGAIN == errno) || (EINTR == errno))
1095 continue;
1097 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1098 sstrerror (errno, errbuf, sizeof (errbuf)));
1099 close (fd);
1100 return NULL;
1101 }
1103 n += status;
1105 if (status == 0)
1106 break;
1108 buf_ptr += status;
1109 len -= status;
1111 if (len <= 0)
1112 break;
1113 }
1115 close (fd);
1117 if (0 == n) {
1118 /* cmdline not available; e.g. kernel thread, zombie */
1119 if (NULL == name)
1120 return NULL;
1122 ssnprintf (buf, buf_len, "[%s]", name);
1123 return buf;
1124 }
1126 assert (n <= buf_len);
1128 if (n == buf_len)
1129 --n;
1130 buf[n] = '\0';
1132 --n;
1133 /* remove trailing whitespace */
1134 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1135 buf[n] = '\0';
1136 --n;
1137 }
1139 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1140 while (n > 0) {
1141 if ('\0' == buf[n])
1142 buf[n] = ' ';
1143 --n;
1144 }
1145 return buf;
1146 } /* char *ps_get_cmdline (...) */
1148 static int read_fork_rate ()
1149 {
1150 FILE *proc_stat;
1151 char buffer[1024];
1152 value_t value;
1153 _Bool value_valid = 0;
1155 proc_stat = fopen ("/proc/stat", "r");
1156 if (proc_stat == NULL)
1157 {
1158 char errbuf[1024];
1159 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1160 sstrerror (errno, errbuf, sizeof (errbuf)));
1161 return (-1);
1162 }
1164 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1165 {
1166 int status;
1167 char *fields[3];
1168 int fields_num;
1170 fields_num = strsplit (buffer, fields,
1171 STATIC_ARRAY_SIZE (fields));
1172 if (fields_num != 2)
1173 continue;
1175 if (strcmp ("processes", fields[0]) != 0)
1176 continue;
1178 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1179 if (status == 0)
1180 value_valid = 1;
1182 break;
1183 }
1184 fclose(proc_stat);
1186 if (!value_valid)
1187 return (-1);
1189 ps_submit_fork_rate (value.derive);
1190 return (0);
1191 }
1192 #endif /*KERNEL_LINUX */
1194 #if KERNEL_SOLARIS
1195 static const char *ps_get_cmdline (long pid, /* {{{ */
1196 char *buffer, size_t buffer_size)
1197 {
1198 char path[PATH_MAX];
1199 psinfo_t info;
1200 int status;
1202 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1204 status = read_file_contents (path, (void *) &info, sizeof (info));
1205 if (status != sizeof (info))
1206 {
1207 ERROR ("processes plugin: Unexpected return value "
1208 "while reading \"%s\": "
1209 "Returned %i but expected %zu.",
1210 path, status, buffer_size);
1211 return (NULL);
1212 }
1214 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1215 sstrncpy (buffer, info.pr_psargs, buffer_size);
1217 return (buffer);
1218 } /* }}} int ps_get_cmdline */
1220 /*
1221 * Reads process information on the Solaris OS. The information comes mainly from
1222 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1223 * The values for input and ouput chars are calculated "by hand"
1224 * Added a few "solaris" specific process states as well
1225 */
1226 static int ps_read_process(long pid, procstat_t *ps, char *state)
1227 {
1228 char filename[64];
1229 char f_psinfo[64], f_usage[64];
1230 char *buffer;
1232 pstatus_t *myStatus;
1233 psinfo_t *myInfo;
1234 prusage_t *myUsage;
1236 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1237 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1238 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1241 buffer = malloc(sizeof (pstatus_t));
1242 memset(buffer, 0, sizeof (pstatus_t));
1243 read_file_contents(filename, buffer, sizeof (pstatus_t));
1244 myStatus = (pstatus_t *) buffer;
1246 buffer = malloc(sizeof (psinfo_t));
1247 memset(buffer, 0, sizeof(psinfo_t));
1248 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1249 myInfo = (psinfo_t *) buffer;
1251 buffer = malloc(sizeof (prusage_t));
1252 memset(buffer, 0, sizeof(prusage_t));
1253 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1254 myUsage = (prusage_t *) buffer;
1256 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1257 ps->num_lwp = myStatus->pr_nlwp;
1258 if (myInfo->pr_wstat != 0) {
1259 ps->num_proc = 0;
1260 ps->num_lwp = 0;
1261 *state = (char) 'Z';
1262 return (0);
1263 } else {
1264 ps->num_proc = 1;
1265 ps->num_lwp = myInfo->pr_nlwp;
1266 }
1268 /*
1269 * Convert system time and user time from nanoseconds to microseconds
1270 * for compatibility with the linux module
1271 */
1272 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1273 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1275 /*
1276 * Convert rssize from KB to bytes to be consistent w/ the linux module
1277 */
1278 ps->vmem_rss = myInfo->pr_rssize * 1024;
1279 ps->vmem_size = myInfo->pr_size * 1024;
1280 ps->vmem_minflt_counter = myUsage->pr_minf;
1281 ps->vmem_majflt_counter = myUsage->pr_majf;
1283 /*
1284 * TODO: Data and code segment calculations for Solaris
1285 */
1287 ps->vmem_data = -1;
1288 ps->vmem_code = -1;
1289 ps->stack_size = myStatus->pr_stksize;
1291 /*
1292 * Calculating input/ouput chars
1293 * Formula used is total chars / total blocks => chars/block
1294 * then convert input/output blocks to chars
1295 */
1296 ulong_t tot_chars = myUsage->pr_ioch;
1297 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1298 ulong_t chars_per_block = 1;
1299 if (tot_blocks != 0)
1300 chars_per_block = tot_chars / tot_blocks;
1301 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1302 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1303 ps->io_syscr = myUsage->pr_sysc;
1304 ps->io_syscw = myUsage->pr_sysc;
1307 /*
1308 * TODO: Find way of setting BLOCKED and PAGING status
1309 */
1311 *state = (char) 'R';
1312 if (myStatus->pr_flags & PR_ASLEEP)
1313 *state = (char) 'S';
1314 else if (myStatus->pr_flags & PR_STOPPED)
1315 *state = (char) 'T';
1316 else if (myStatus->pr_flags & PR_DETACH)
1317 *state = (char) 'E';
1318 else if (myStatus->pr_flags & PR_DAEMON)
1319 *state = (char) 'A';
1320 else if (myStatus->pr_flags & PR_ISSYS)
1321 *state = (char) 'Y';
1322 else if (myStatus->pr_flags & PR_ORPHAN)
1323 *state = (char) 'O';
1325 sfree(myStatus);
1326 sfree(myInfo);
1327 sfree(myUsage);
1329 return (0);
1330 }
1332 /*
1333 * Reads the number of threads created since the last reboot. On Solaris these
1334 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1335 * The result is the sum for all the threads created on each cpu
1336 */
1337 static int read_fork_rate()
1338 {
1339 extern kstat_ctl_t *kc;
1340 kstat_t *ksp_chain = NULL;
1341 derive_t result = 0;
1343 if (kc == NULL)
1344 return (-1);
1346 for (ksp_chain = kc->kc_chain;
1347 ksp_chain != NULL;
1348 ksp_chain = ksp_chain->ks_next)
1349 {
1350 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1351 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1352 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1353 {
1354 long long tmp;
1356 kstat_read (kc, ksp_chain, NULL);
1358 tmp = get_kstat_value(ksp_chain, "nthreads");
1359 if (tmp != -1LL)
1360 result += tmp;
1361 }
1362 }
1364 ps_submit_fork_rate (result);
1365 return (0);
1366 }
1367 #endif /* KERNEL_SOLARIS */
1369 #if HAVE_THREAD_INFO
1370 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1371 {
1372 int mib[4];
1374 struct kinfo_proc kp;
1375 size_t kp_size;
1377 mib[0] = CTL_KERN;
1378 mib[1] = KERN_PROC;
1379 mib[2] = KERN_PROC_PID;
1381 if (pid_for_task (t, pid) != KERN_SUCCESS)
1382 return (-1);
1383 mib[3] = *pid;
1385 kp_size = sizeof (kp);
1386 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1387 return (-1);
1389 if (name_max_len > (MAXCOMLEN + 1))
1390 name_max_len = MAXCOMLEN + 1;
1392 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1393 name[name_max_len - 1] = '\0';
1395 DEBUG ("pid = %i; name = %s;", *pid, name);
1397 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1398 * `top' does it, because it is a lot of work and only used when
1399 * debugging. -octo */
1401 return (0);
1402 }
1403 #endif /* HAVE_THREAD_INFO */
1404 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1406 /* do actual readings from kernel */
1407 static int ps_read (void)
1408 {
1409 #if HAVE_THREAD_INFO
1410 kern_return_t status;
1412 int pset;
1413 processor_set_t port_pset_priv;
1415 int task;
1416 task_array_t task_list;
1417 mach_msg_type_number_t task_list_len;
1419 int task_pid;
1420 char task_name[MAXCOMLEN + 1];
1422 int thread;
1423 thread_act_array_t thread_list;
1424 mach_msg_type_number_t thread_list_len;
1425 thread_basic_info_data_t thread_data;
1426 mach_msg_type_number_t thread_data_len;
1428 int running = 0;
1429 int sleeping = 0;
1430 int zombies = 0;
1431 int stopped = 0;
1432 int blocked = 0;
1434 procstat_t *ps;
1435 procstat_entry_t pse;
1437 ps_list_reset ();
1439 /*
1440 * The Mach-concept is a little different from the traditional UNIX
1441 * concept: All the work is done in threads. Threads are contained in
1442 * `tasks'. Therefore, `task status' doesn't make much sense, since
1443 * it's actually a `thread status'.
1444 * Tasks are assigned to sets of processors, so that's where you go to
1445 * get a list.
1446 */
1447 for (pset = 0; pset < pset_list_len; pset++)
1448 {
1449 if ((status = host_processor_set_priv (port_host_self,
1450 pset_list[pset],
1451 &port_pset_priv)) != KERN_SUCCESS)
1452 {
1453 ERROR ("host_processor_set_priv failed: %s\n",
1454 mach_error_string (status));
1455 continue;
1456 }
1458 if ((status = processor_set_tasks (port_pset_priv,
1459 &task_list,
1460 &task_list_len)) != KERN_SUCCESS)
1461 {
1462 ERROR ("processor_set_tasks failed: %s\n",
1463 mach_error_string (status));
1464 mach_port_deallocate (port_task_self, port_pset_priv);
1465 continue;
1466 }
1468 for (task = 0; task < task_list_len; task++)
1469 {
1470 ps = NULL;
1471 if (mach_get_task_name (task_list[task],
1472 &task_pid,
1473 task_name, PROCSTAT_NAME_LEN) == 0)
1474 {
1475 /* search for at least one match */
1476 for (ps = list_head_g; ps != NULL; ps = ps->next)
1477 /* FIXME: cmdline should be here instead of NULL */
1478 if (ps_list_match (task_name, NULL, ps) == 1)
1479 break;
1480 }
1482 /* Collect more detailed statistics for this process */
1483 if (ps != NULL)
1484 {
1485 task_basic_info_data_t task_basic_info;
1486 mach_msg_type_number_t task_basic_info_len;
1487 task_events_info_data_t task_events_info;
1488 mach_msg_type_number_t task_events_info_len;
1489 task_absolutetime_info_data_t task_absolutetime_info;
1490 mach_msg_type_number_t task_absolutetime_info_len;
1492 memset (&pse, '\0', sizeof (pse));
1493 pse.id = task_pid;
1495 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1496 status = task_info (task_list[task],
1497 TASK_BASIC_INFO,
1498 (task_info_t) &task_basic_info,
1499 &task_basic_info_len);
1500 if (status != KERN_SUCCESS)
1501 {
1502 ERROR ("task_info failed: %s",
1503 mach_error_string (status));
1504 continue; /* with next thread_list */
1505 }
1507 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1508 status = task_info (task_list[task],
1509 TASK_EVENTS_INFO,
1510 (task_info_t) &task_events_info,
1511 &task_events_info_len);
1512 if (status != KERN_SUCCESS)
1513 {
1514 ERROR ("task_info failed: %s",
1515 mach_error_string (status));
1516 continue; /* with next thread_list */
1517 }
1519 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1520 status = task_info (task_list[task],
1521 TASK_ABSOLUTETIME_INFO,
1522 (task_info_t) &task_absolutetime_info,
1523 &task_absolutetime_info_len);
1524 if (status != KERN_SUCCESS)
1525 {
1526 ERROR ("task_info failed: %s",
1527 mach_error_string (status));
1528 continue; /* with next thread_list */
1529 }
1531 pse.num_proc++;
1532 pse.vmem_size = task_basic_info.virtual_size;
1533 pse.vmem_rss = task_basic_info.resident_size;
1534 /* Does not seem to be easily exposed */
1535 pse.vmem_data = 0;
1536 pse.vmem_code = 0;
1538 pse.vmem_minflt_counter = task_events_info.cow_faults;
1539 pse.vmem_majflt_counter = task_events_info.faults;
1541 pse.cpu_user_counter = task_absolutetime_info.total_user;
1542 pse.cpu_system_counter = task_absolutetime_info.total_system;
1543 }
1545 status = task_threads (task_list[task], &thread_list,
1546 &thread_list_len);
1547 if (status != KERN_SUCCESS)
1548 {
1549 /* Apple's `top' treats this case a zombie. It
1550 * makes sense to some extend: A `zombie'
1551 * thread is nonsense, since the task/process
1552 * is dead. */
1553 zombies++;
1554 DEBUG ("task_threads failed: %s",
1555 mach_error_string (status));
1556 if (task_list[task] != port_task_self)
1557 mach_port_deallocate (port_task_self,
1558 task_list[task]);
1559 continue; /* with next task_list */
1560 }
1562 for (thread = 0; thread < thread_list_len; thread++)
1563 {
1564 thread_data_len = THREAD_BASIC_INFO_COUNT;
1565 status = thread_info (thread_list[thread],
1566 THREAD_BASIC_INFO,
1567 (thread_info_t) &thread_data,
1568 &thread_data_len);
1569 if (status != KERN_SUCCESS)
1570 {
1571 ERROR ("thread_info failed: %s",
1572 mach_error_string (status));
1573 if (task_list[task] != port_task_self)
1574 mach_port_deallocate (port_task_self,
1575 thread_list[thread]);
1576 continue; /* with next thread_list */
1577 }
1579 if (ps != NULL)
1580 pse.num_lwp++;
1582 switch (thread_data.run_state)
1583 {
1584 case TH_STATE_RUNNING:
1585 running++;
1586 break;
1587 case TH_STATE_STOPPED:
1588 /* What exactly is `halted'? */
1589 case TH_STATE_HALTED:
1590 stopped++;
1591 break;
1592 case TH_STATE_WAITING:
1593 sleeping++;
1594 break;
1595 case TH_STATE_UNINTERRUPTIBLE:
1596 blocked++;
1597 break;
1598 /* There is no `zombie' case here,
1599 * since there are no zombie-threads.
1600 * There's only zombie tasks, which are
1601 * handled above. */
1602 default:
1603 WARNING ("Unknown thread status: %i",
1604 thread_data.run_state);
1605 break;
1606 } /* switch (thread_data.run_state) */
1608 if (task_list[task] != port_task_self)
1609 {
1610 status = mach_port_deallocate (port_task_self,
1611 thread_list[thread]);
1612 if (status != KERN_SUCCESS)
1613 ERROR ("mach_port_deallocate failed: %s",
1614 mach_error_string (status));
1615 }
1616 } /* for (thread_list) */
1618 if ((status = vm_deallocate (port_task_self,
1619 (vm_address_t) thread_list,
1620 thread_list_len * sizeof (thread_act_t)))
1621 != KERN_SUCCESS)
1622 {
1623 ERROR ("vm_deallocate failed: %s",
1624 mach_error_string (status));
1625 }
1626 thread_list = NULL;
1627 thread_list_len = 0;
1629 /* Only deallocate the task port, if it isn't our own.
1630 * Don't know what would happen in that case, but this
1631 * is what Apple's top does.. ;) */
1632 if (task_list[task] != port_task_self)
1633 {
1634 status = mach_port_deallocate (port_task_self,
1635 task_list[task]);
1636 if (status != KERN_SUCCESS)
1637 ERROR ("mach_port_deallocate failed: %s",
1638 mach_error_string (status));
1639 }
1641 if (ps != NULL)
1642 /* FIXME: cmdline should be here instead of NULL */
1643 ps_list_add (task_name, NULL, &pse);
1644 } /* for (task_list) */
1646 if ((status = vm_deallocate (port_task_self,
1647 (vm_address_t) task_list,
1648 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1649 {
1650 ERROR ("vm_deallocate failed: %s",
1651 mach_error_string (status));
1652 }
1653 task_list = NULL;
1654 task_list_len = 0;
1656 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1657 != KERN_SUCCESS)
1658 {
1659 ERROR ("mach_port_deallocate failed: %s",
1660 mach_error_string (status));
1661 }
1662 } /* for (pset_list) */
1664 ps_submit_state ("running", running);
1665 ps_submit_state ("sleeping", sleeping);
1666 ps_submit_state ("zombies", zombies);
1667 ps_submit_state ("stopped", stopped);
1668 ps_submit_state ("blocked", blocked);
1670 for (ps = list_head_g; ps != NULL; ps = ps->next)
1671 ps_submit_proc_list (ps);
1672 /* #endif HAVE_THREAD_INFO */
1674 #elif KERNEL_LINUX
1675 int running = 0;
1676 int sleeping = 0;
1677 int zombies = 0;
1678 int stopped = 0;
1679 int paging = 0;
1680 int blocked = 0;
1682 struct dirent *ent;
1683 DIR *proc;
1684 int pid;
1686 char cmdline[CMDLINE_BUFFER_SIZE];
1688 int status;
1689 procstat_t ps;
1690 procstat_entry_t pse;
1691 char state;
1693 procstat_t *ps_ptr;
1695 running = sleeping = zombies = stopped = paging = blocked = 0;
1696 ps_list_reset ();
1698 if ((proc = opendir ("/proc")) == NULL)
1699 {
1700 char errbuf[1024];
1701 ERROR ("Cannot open `/proc': %s",
1702 sstrerror (errno, errbuf, sizeof (errbuf)));
1703 return (-1);
1704 }
1706 while ((ent = readdir (proc)) != NULL)
1707 {
1708 if (!isdigit (ent->d_name[0]))
1709 continue;
1711 if ((pid = atoi (ent->d_name)) < 1)
1712 continue;
1714 status = ps_read_process (pid, &ps, &state);
1715 if (status != 0)
1716 {
1717 DEBUG ("ps_read_process failed: %i", status);
1718 continue;
1719 }
1721 pse.id = pid;
1722 pse.age = 0;
1724 pse.num_proc = ps.num_proc;
1725 pse.num_lwp = ps.num_lwp;
1726 pse.vmem_size = ps.vmem_size;
1727 pse.vmem_rss = ps.vmem_rss;
1728 pse.vmem_data = ps.vmem_data;
1729 pse.vmem_code = ps.vmem_code;
1730 pse.stack_size = ps.stack_size;
1732 pse.vmem_minflt = 0;
1733 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1734 pse.vmem_majflt = 0;
1735 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1737 pse.cpu_user = 0;
1738 pse.cpu_user_counter = ps.cpu_user_counter;
1739 pse.cpu_system = 0;
1740 pse.cpu_system_counter = ps.cpu_system_counter;
1742 pse.io_rchar = ps.io_rchar;
1743 pse.io_wchar = ps.io_wchar;
1744 pse.io_syscr = ps.io_syscr;
1745 pse.io_syscw = ps.io_syscw;
1747 switch (state)
1748 {
1749 case 'R': running++; break;
1750 case 'S': sleeping++; break;
1751 case 'D': blocked++; break;
1752 case 'Z': zombies++; break;
1753 case 'T': stopped++; break;
1754 case 'W': paging++; break;
1755 }
1757 ps_list_add (ps.name,
1758 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1759 &pse);
1760 }
1762 closedir (proc);
1764 ps_submit_state ("running", running);
1765 ps_submit_state ("sleeping", sleeping);
1766 ps_submit_state ("zombies", zombies);
1767 ps_submit_state ("stopped", stopped);
1768 ps_submit_state ("paging", paging);
1769 ps_submit_state ("blocked", blocked);
1771 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1772 ps_submit_proc_list (ps_ptr);
1774 read_fork_rate();
1775 /* #endif KERNEL_LINUX */
1777 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1778 int running = 0;
1779 int sleeping = 0;
1780 int zombies = 0;
1781 int stopped = 0;
1782 int blocked = 0;
1783 int idle = 0;
1784 int wait = 0;
1786 kvm_t *kd;
1787 char errbuf[_POSIX2_LINE_MAX];
1788 struct kinfo_proc *procs; /* array of processes */
1789 struct kinfo_proc *proc_ptr = NULL;
1790 int count; /* returns number of processes */
1791 int i;
1793 procstat_t *ps_ptr;
1794 procstat_entry_t pse;
1796 ps_list_reset ();
1798 /* Open the kvm interface, get a descriptor */
1799 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1800 if (kd == NULL)
1801 {
1802 ERROR ("processes plugin: Cannot open kvm interface: %s",
1803 errbuf);
1804 return (0);
1805 }
1807 /* Get the list of processes. */
1808 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1809 if (procs == NULL)
1810 {
1811 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1812 kvm_geterr(kd));
1813 kvm_close (kd);
1814 return (0);
1815 }
1817 /* Iterate through the processes in kinfo_proc */
1818 for (i = 0; i < count; i++)
1819 {
1820 /* Create only one process list entry per _process_, i.e.
1821 * filter out threads (duplicate PID entries). */
1822 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1823 {
1824 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1825 _Bool have_cmdline = 0;
1827 proc_ptr = &(procs[i]);
1828 /* Don't probe system processes and processes without arguments */
1829 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1830 && (procs[i].ki_args != NULL))
1831 {
1832 char **argv;
1833 int argc;
1834 int status;
1836 /* retrieve the arguments */
1837 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1838 argc = 0;
1839 if ((argv != NULL) && (argv[0] != NULL))
1840 {
1841 while (argv[argc] != NULL)
1842 argc++;
1844 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1845 if (status < 0)
1846 WARNING ("processes plugin: Command line did not fit into buffer.");
1847 else
1848 have_cmdline = 1;
1849 }
1850 } /* if (process has argument list) */
1852 pse.id = procs[i].ki_pid;
1853 pse.age = 0;
1855 pse.num_proc = 1;
1856 pse.num_lwp = procs[i].ki_numthreads;
1858 pse.vmem_size = procs[i].ki_size;
1859 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1860 pse.vmem_data = procs[i].ki_dsize * pagesize;
1861 pse.vmem_code = procs[i].ki_tsize * pagesize;
1862 pse.stack_size = procs[i].ki_ssize * pagesize;
1863 pse.vmem_minflt = 0;
1864 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1865 pse.vmem_majflt = 0;
1866 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1868 pse.cpu_user = 0;
1869 pse.cpu_system = 0;
1870 pse.cpu_user_counter = 0;
1871 pse.cpu_system_counter = 0;
1872 /*
1873 * The u-area might be swapped out, and we can't get
1874 * at it because we have a crashdump and no swap.
1875 * If it's here fill in these fields, otherwise, just
1876 * leave them 0.
1877 */
1878 if (procs[i].ki_flag & P_INMEM)
1879 {
1880 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
1881 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
1882 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
1883 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
1884 }
1886 /* no I/O data */
1887 pse.io_rchar = -1;
1888 pse.io_wchar = -1;
1889 pse.io_syscr = -1;
1890 pse.io_syscw = -1;
1892 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
1893 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
1895 switch (procs[i].ki_stat)
1896 {
1897 case SSTOP: stopped++; break;
1898 case SSLEEP: sleeping++; break;
1899 case SRUN: running++; break;
1900 case SIDL: idle++; break;
1901 case SWAIT: wait++; break;
1902 case SLOCK: blocked++; break;
1903 case SZOMB: zombies++; break;
1904 }
1905 }
1907 kvm_close(kd);
1909 ps_submit_state ("running", running);
1910 ps_submit_state ("sleeping", sleeping);
1911 ps_submit_state ("zombies", zombies);
1912 ps_submit_state ("stopped", stopped);
1913 ps_submit_state ("blocked", blocked);
1914 ps_submit_state ("idle", idle);
1915 ps_submit_state ("wait", wait);
1917 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1918 ps_submit_proc_list (ps_ptr);
1919 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1921 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
1922 int running = 0;
1923 int sleeping = 0;
1924 int zombies = 0;
1925 int stopped = 0;
1926 int onproc = 0;
1927 int idle = 0;
1928 int dead = 0;
1930 kvm_t *kd;
1931 char errbuf[1024];
1932 struct kinfo_proc *procs; /* array of processes */
1933 struct kinfo_proc *proc_ptr = NULL;
1934 int count; /* returns number of processes */
1935 int i;
1937 procstat_t *ps_ptr;
1938 procstat_entry_t pse;
1940 ps_list_reset ();
1942 /* Open the kvm interface, get a descriptor */
1943 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1944 if (kd == NULL)
1945 {
1946 ERROR ("processes plugin: Cannot open kvm interface: %s",
1947 errbuf);
1948 return (0);
1949 }
1951 /* Get the list of processes. */
1952 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
1953 if (procs == NULL)
1954 {
1955 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1956 kvm_geterr(kd));
1957 kvm_close (kd);
1958 return (0);
1959 }
1961 /* Iterate through the processes in kinfo_proc */
1962 for (i = 0; i < count; i++)
1963 {
1964 /* Create only one process list entry per _process_, i.e.
1965 * filter out threads (duplicate PID entries). */
1966 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
1967 {
1968 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1969 _Bool have_cmdline = 0;
1971 proc_ptr = &(procs[i]);
1972 /* Don't probe zombie processes */
1973 if (!P_ZOMBIE(proc_ptr))
1974 {
1975 char **argv;
1976 int argc;
1977 int status;
1979 /* retrieve the arguments */
1980 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1981 argc = 0;
1982 if ((argv != NULL) && (argv[0] != NULL))
1983 {
1984 while (argv[argc] != NULL)
1985 argc++;
1987 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1988 if (status < 0)
1989 WARNING ("processes plugin: Command line did not fit into buffer.");
1990 else
1991 have_cmdline = 1;
1992 }
1993 } /* if (process has argument list) */
1995 pse.id = procs[i].p_pid;
1996 pse.age = 0;
1998 pse.num_proc = 1;
1999 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2001 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2002 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2003 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2004 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2005 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2006 pse.vmem_minflt = 0;
2007 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2008 pse.vmem_majflt = 0;
2009 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2011 pse.cpu_user = 0;
2012 pse.cpu_system = 0;
2013 pse.cpu_user_counter = procs[i].p_uutime_usec +
2014 (1000000lu * procs[i].p_uutime_sec);
2015 pse.cpu_system_counter = procs[i].p_ustime_usec +
2016 (1000000lu * procs[i].p_ustime_sec);
2018 /* no I/O data */
2019 pse.io_rchar = -1;
2020 pse.io_wchar = -1;
2021 pse.io_syscr = -1;
2022 pse.io_syscw = -1;
2024 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2025 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2027 switch (procs[i].p_stat)
2028 {
2029 case SSTOP: stopped++; break;
2030 case SSLEEP: sleeping++; break;
2031 case SRUN: running++; break;
2032 case SIDL: idle++; break;
2033 case SONPROC: onproc++; break;
2034 case SDEAD: dead++; break;
2035 case SZOMB: zombies++; break;
2036 }
2037 }
2039 kvm_close(kd);
2041 ps_submit_state ("running", running);
2042 ps_submit_state ("sleeping", sleeping);
2043 ps_submit_state ("zombies", zombies);
2044 ps_submit_state ("stopped", stopped);
2045 ps_submit_state ("onproc", onproc);
2046 ps_submit_state ("idle", idle);
2047 ps_submit_state ("dead", dead);
2049 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2050 ps_submit_proc_list (ps_ptr);
2051 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2053 #elif HAVE_PROCINFO_H
2054 /* AIX */
2055 int running = 0;
2056 int sleeping = 0;
2057 int zombies = 0;
2058 int stopped = 0;
2059 int paging = 0;
2060 int blocked = 0;
2062 pid_t pindex = 0;
2063 int nprocs;
2065 procstat_t *ps;
2066 procstat_entry_t pse;
2068 ps_list_reset ();
2069 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2070 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2071 &pindex, MAXPROCENTRY)) > 0)
2072 {
2073 int i;
2075 for (i = 0; i < nprocs; i++)
2076 {
2077 tid64_t thindex;
2078 int nthreads;
2079 char arglist[MAXARGLN+1];
2080 char *cargs;
2081 char *cmdline;
2083 if (procentry[i].pi_state == SNONE) continue;
2084 /* if (procentry[i].pi_state == SZOMB) FIXME */
2086 cmdline = procentry[i].pi_comm;
2087 cargs = procentry[i].pi_comm;
2088 if ( procentry[i].pi_flags & SKPROC )
2089 {
2090 if (procentry[i].pi_pid == 0)
2091 cmdline = "swapper";
2092 cargs = cmdline;
2093 }
2094 else
2095 {
2096 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2097 {
2098 int n;
2100 n = -1;
2101 while (++n < MAXARGLN)
2102 {
2103 if (arglist[n] == '\0')
2104 {
2105 if (arglist[n+1] == '\0')
2106 break;
2107 arglist[n] = ' ';
2108 }
2109 }
2110 cargs = arglist;
2111 }
2112 }
2114 pse.id = procentry[i].pi_pid;
2115 pse.age = 0;
2116 pse.num_lwp = procentry[i].pi_thcount;
2117 pse.num_proc = 1;
2119 thindex=0;
2120 while ((nthreads = getthrds64(procentry[i].pi_pid,
2121 thrdentry, sizeof(struct thrdentry64),
2122 &thindex, MAXTHRDENTRY)) > 0)
2123 {
2124 int j;
2126 for (j=0; j< nthreads; j++)
2127 {
2128 switch (thrdentry[j].ti_state)
2129 {
2130 /* case TSNONE: break; */
2131 case TSIDL: blocked++; break; /* FIXME is really blocked */
2132 case TSRUN: running++; break;
2133 case TSSLEEP: sleeping++; break;
2134 case TSSWAP: paging++; break;
2135 case TSSTOP: stopped++; break;
2136 case TSZOMB: zombies++; break;
2137 }
2138 }
2139 if (nthreads < MAXTHRDENTRY)
2140 break;
2141 }
2143 pse.cpu_user = 0;
2144 /* tv_usec is nanosec ??? */
2145 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2146 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2148 pse.cpu_system = 0;
2149 /* tv_usec is nanosec ??? */
2150 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2151 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2153 pse.vmem_minflt = 0;
2154 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2155 pse.vmem_majflt = 0;
2156 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2158 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2159 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2160 /* Not supported */
2161 pse.vmem_data = 0;
2162 pse.vmem_code = 0;
2163 pse.stack_size = 0;
2165 pse.io_rchar = -1;
2166 pse.io_wchar = -1;
2167 pse.io_syscr = -1;
2168 pse.io_syscw = -1;
2170 ps_list_add (cmdline, cargs, &pse);
2171 } /* for (i = 0 .. nprocs) */
2173 if (nprocs < MAXPROCENTRY)
2174 break;
2175 } /* while (getprocs64() > 0) */
2176 ps_submit_state ("running", running);
2177 ps_submit_state ("sleeping", sleeping);
2178 ps_submit_state ("zombies", zombies);
2179 ps_submit_state ("stopped", stopped);
2180 ps_submit_state ("paging", paging);
2181 ps_submit_state ("blocked", blocked);
2183 for (ps = list_head_g; ps != NULL; ps = ps->next)
2184 ps_submit_proc_list (ps);
2185 /* #endif HAVE_PROCINFO_H */
2187 #elif KERNEL_SOLARIS
2188 /*
2189 * The Solaris section adds a few more process states and removes some
2190 * process states compared to linux. Most notably there is no "PAGING"
2191 * and "BLOCKED" state for a process. The rest is similar to the linux
2192 * code.
2193 */
2194 int running = 0;
2195 int sleeping = 0;
2196 int zombies = 0;
2197 int stopped = 0;
2198 int detached = 0;
2199 int daemon = 0;
2200 int system = 0;
2201 int orphan = 0;
2203 struct dirent *ent;
2204 DIR *proc;
2206 int status;
2207 procstat_t *ps_ptr;
2208 char state;
2210 char cmdline[PRARGSZ];
2212 ps_list_reset ();
2214 proc = opendir ("/proc");
2215 if (proc == NULL)
2216 return (-1);
2218 while ((ent = readdir(proc)) != NULL)
2219 {
2220 long pid;
2221 struct procstat ps;
2222 procstat_entry_t pse;
2223 char *endptr;
2225 if (!isdigit ((int) ent->d_name[0]))
2226 continue;
2228 pid = strtol (ent->d_name, &endptr, 10);
2229 if (*endptr != 0) /* value didn't completely parse as a number */
2230 continue;
2232 status = ps_read_process (pid, &ps, &state);
2233 if (status != 0)
2234 {
2235 DEBUG("ps_read_process failed: %i", status);
2236 continue;
2237 }
2239 pse.id = pid;
2240 pse.age = 0;
2242 pse.num_proc = ps.num_proc;
2243 pse.num_lwp = ps.num_lwp;
2244 pse.vmem_size = ps.vmem_size;
2245 pse.vmem_rss = ps.vmem_rss;
2246 pse.vmem_data = ps.vmem_data;
2247 pse.vmem_code = ps.vmem_code;
2248 pse.stack_size = ps.stack_size;
2250 pse.vmem_minflt = 0;
2251 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2252 pse.vmem_majflt = 0;
2253 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2255 pse.cpu_user = 0;
2256 pse.cpu_user_counter = ps.cpu_user_counter;
2257 pse.cpu_system = 0;
2258 pse.cpu_system_counter = ps.cpu_system_counter;
2260 pse.io_rchar = ps.io_rchar;
2261 pse.io_wchar = ps.io_wchar;
2262 pse.io_syscr = ps.io_syscr;
2263 pse.io_syscw = ps.io_syscw;
2265 switch (state)
2266 {
2267 case 'R': running++; break;
2268 case 'S': sleeping++; break;
2269 case 'E': detached++; break;
2270 case 'Z': zombies++; break;
2271 case 'T': stopped++; break;
2272 case 'A': daemon++; break;
2273 case 'Y': system++; break;
2274 case 'O': orphan++; break;
2275 }
2278 ps_list_add (ps.name,
2279 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2280 &pse);
2281 } /* while(readdir) */
2282 closedir (proc);
2284 ps_submit_state ("running", running);
2285 ps_submit_state ("sleeping", sleeping);
2286 ps_submit_state ("zombies", zombies);
2287 ps_submit_state ("stopped", stopped);
2288 ps_submit_state ("detached", detached);
2289 ps_submit_state ("daemon", daemon);
2290 ps_submit_state ("system", system);
2291 ps_submit_state ("orphan", orphan);
2293 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2294 ps_submit_proc_list (ps_ptr);
2296 read_fork_rate();
2297 #endif /* KERNEL_SOLARIS */
2299 return (0);
2300 } /* int ps_read */
2302 void module_register (void)
2303 {
2304 plugin_register_complex_config ("processes", ps_config);
2305 plugin_register_init ("processes", ps_init);
2306 plugin_register_read ("processes", ps_read);
2307 } /* void module_register */