1 /**
2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2010 Florian octo Forster
5 * Copyright (C) 2008 Oleg King
6 * Copyright (C) 2009 Sebastian Harl
7 * Copyright (C) 2009 Andrés J. Díaz
8 * Copyright (C) 2009 Manuel Sanmartin
9 * Copyright (C) 2010 Clément Stenac
10 * Copyright (C) 2012 Cosmin Ioiart
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 *
26 * Authors:
27 * Lyonel Vincent <lyonel at ezix.org>
28 * Florian octo Forster <octo at collectd.org>
29 * Oleg King <king2 at kaluga.ru>
30 * Sebastian Harl <sh at tokkee.org>
31 * Andrés J. Díaz <ajdiaz at connectical.com>
32 * Manuel Sanmartin
33 * Clément Stenac <clement.stenac at diwi.org>
34 * Cosmin Ioiart <cioiart at gmail.com>
35 **/
37 #include "collectd.h"
38 #include "common.h"
39 #include "plugin.h"
40 #include "configfile.h"
42 /* Include header files for the mach system, if they exist.. */
43 #if HAVE_THREAD_INFO
44 # if HAVE_MACH_MACH_INIT_H
45 # include <mach/mach_init.h>
46 # endif
47 # if HAVE_MACH_HOST_PRIV_H
48 # include <mach/host_priv.h>
49 # endif
50 # if HAVE_MACH_MACH_ERROR_H
51 # include <mach/mach_error.h>
52 # endif
53 # if HAVE_MACH_MACH_HOST_H
54 # include <mach/mach_host.h>
55 # endif
56 # if HAVE_MACH_MACH_PORT_H
57 # include <mach/mach_port.h>
58 # endif
59 # if HAVE_MACH_MACH_TYPES_H
60 # include <mach/mach_types.h>
61 # endif
62 # if HAVE_MACH_MESSAGE_H
63 # include <mach/message.h>
64 # endif
65 # if HAVE_MACH_PROCESSOR_SET_H
66 # include <mach/processor_set.h>
67 # endif
68 # if HAVE_MACH_TASK_H
69 # include <mach/task.h>
70 # endif
71 # if HAVE_MACH_THREAD_ACT_H
72 # include <mach/thread_act.h>
73 # endif
74 # if HAVE_MACH_VM_REGION_H
75 # include <mach/vm_region.h>
76 # endif
77 # if HAVE_MACH_VM_MAP_H
78 # include <mach/vm_map.h>
79 # endif
80 # if HAVE_MACH_VM_PROT_H
81 # include <mach/vm_prot.h>
82 # endif
83 # if HAVE_SYS_SYSCTL_H
84 # include <sys/sysctl.h>
85 # endif
86 /* #endif HAVE_THREAD_INFO */
88 #elif KERNEL_LINUX
89 # if HAVE_LINUX_CONFIG_H
90 # include <linux/config.h>
91 # endif
92 # ifndef CONFIG_HZ
93 # define CONFIG_HZ 100
94 # endif
95 /* #endif KERNEL_LINUX */
97 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
98 # include <kvm.h>
99 # include <sys/param.h>
100 # include <sys/sysctl.h>
101 # include <sys/user.h>
102 # include <sys/proc.h>
103 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
105 #elif HAVE_PROCINFO_H
106 # include <procinfo.h>
107 # include <sys/types.h>
109 #define MAXPROCENTRY 32
110 #define MAXTHRDENTRY 16
111 #define MAXARGLN 1024
112 /* #endif HAVE_PROCINFO_H */
114 #elif KERNEL_SOLARIS
115 /* Hack: Avoid #error when building a 32-bit binary with
116 * _FILE_OFFSET_BITS=64. There is a reason for this #error, as one
117 * of the structures in <sys/procfs.h> uses an off_t, but that
118 * isn't relevant to our usage of procfs. */
119 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
120 # define SAVE_FOB_64
121 # undef _FILE_OFFSET_BITS
122 #endif
124 # include <procfs.h>
126 #ifdef SAVE_FOB_64
127 # define _FILE_OFFSET_BITS 64
128 # undef SAVE_FOB_64
129 #endif
131 # include <dirent.h>
132 /* #endif KERNEL_SOLARIS */
134 #else
135 # error "No applicable input method."
136 #endif
138 #if HAVE_REGEX_H
139 # include <regex.h>
140 #endif
142 #if HAVE_KSTAT_H
143 # include <kstat.h>
144 #endif
146 #ifndef CMDLINE_BUFFER_SIZE
147 # if defined(ARG_MAX) && (ARG_MAX < 4096)
148 # define CMDLINE_BUFFER_SIZE ARG_MAX
149 # else
150 # define CMDLINE_BUFFER_SIZE 4096
151 # endif
152 #endif
154 typedef struct procstat_entry_s
155 {
156 unsigned long id;
157 unsigned long age;
159 unsigned long num_proc;
160 unsigned long num_lwp;
161 unsigned long vmem_size;
162 unsigned long vmem_rss;
163 unsigned long vmem_data;
164 unsigned long vmem_code;
165 unsigned long stack_size;
167 unsigned long vmem_minflt;
168 unsigned long vmem_majflt;
169 derive_t vmem_minflt_counter;
170 derive_t vmem_majflt_counter;
172 unsigned long cpu_user;
173 unsigned long cpu_system;
174 derive_t cpu_user_counter;
175 derive_t cpu_system_counter;
177 /* io data */
178 derive_t io_rchar;
179 derive_t io_wchar;
180 derive_t io_syscr;
181 derive_t io_syscw;
183 struct procstat_entry_s *next;
184 } procstat_entry_t;
186 #define PROCSTAT_NAME_LEN 256
187 typedef struct procstat
188 {
189 char name[PROCSTAT_NAME_LEN];
190 #if HAVE_REGEX_H
191 regex_t *re;
192 #endif
194 unsigned long num_proc;
195 unsigned long num_lwp;
196 unsigned long vmem_size;
197 unsigned long vmem_rss;
198 unsigned long vmem_data;
199 unsigned long vmem_code;
200 unsigned long stack_size;
202 derive_t vmem_minflt_counter;
203 derive_t vmem_majflt_counter;
205 derive_t cpu_user_counter;
206 derive_t cpu_system_counter;
208 /* io data */
209 derive_t io_rchar;
210 derive_t io_wchar;
211 derive_t io_syscr;
212 derive_t io_syscw;
214 struct procstat *next;
215 struct procstat_entry_s *instances;
216 } procstat_t;
218 static procstat_t *list_head_g = NULL;
220 #if HAVE_THREAD_INFO
221 static mach_port_t port_host_self;
222 static mach_port_t port_task_self;
224 static processor_set_name_array_t pset_list;
225 static mach_msg_type_number_t pset_list_len;
226 /* #endif HAVE_THREAD_INFO */
228 #elif KERNEL_LINUX
229 static long pagesize_g;
230 /* #endif KERNEL_LINUX */
232 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
233 static int pagesize;
234 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
236 #elif HAVE_PROCINFO_H
237 static struct procentry64 procentry[MAXPROCENTRY];
238 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
239 static int pagesize;
241 #ifndef _AIXVERSION_610
242 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
243 int getthrds64( pid_t, void *, int, tid64_t *, int );
244 #endif
245 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
246 #endif /* HAVE_PROCINFO_H */
248 /* put name of process from config to list_head_g tree
249 * list_head_g is a list of 'procstat_t' structs with
250 * processes names we want to watch */
251 static void ps_list_register (const char *name, const char *regexp)
252 {
253 procstat_t *new;
254 procstat_t *ptr;
255 int status;
257 new = (procstat_t *) malloc (sizeof (procstat_t));
258 if (new == NULL)
259 {
260 ERROR ("processes plugin: ps_list_register: malloc failed.");
261 return;
262 }
263 memset (new, 0, sizeof (procstat_t));
264 sstrncpy (new->name, name, sizeof (new->name));
266 #if HAVE_REGEX_H
267 if (regexp != NULL)
268 {
269 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
270 new->re = (regex_t *) malloc (sizeof (regex_t));
271 if (new->re == NULL)
272 {
273 ERROR ("processes plugin: ps_list_register: malloc failed.");
274 sfree (new);
275 return;
276 }
278 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
279 if (status != 0)
280 {
281 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
282 sfree(new->re);
283 return;
284 }
285 }
286 #else
287 if (regexp != NULL)
288 {
289 ERROR ("processes plugin: ps_list_register: "
290 "Regular expression \"%s\" found in config "
291 "file, but support for regular expressions "
292 "has been disabled at compile time.",
293 regexp);
294 sfree (new);
295 return;
296 }
297 #endif
299 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
300 {
301 if (strcmp (ptr->name, name) == 0)
302 {
303 WARNING ("processes plugin: You have configured more "
304 "than one `Process' or "
305 "`ProcessMatch' with the same name. "
306 "All but the first setting will be "
307 "ignored.");
308 sfree (new->re);
309 sfree (new);
310 return;
311 }
313 if (ptr->next == NULL)
314 break;
315 }
317 if (ptr == NULL)
318 list_head_g = new;
319 else
320 ptr->next = new;
321 } /* void ps_list_register */
323 /* try to match name against entry, returns 1 if success */
324 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
325 {
326 #if HAVE_REGEX_H
327 if (ps->re != NULL)
328 {
329 int status;
330 const char *str;
332 str = cmdline;
333 if ((str == NULL) || (str[0] == 0))
334 str = name;
336 assert (str != NULL);
338 status = regexec (ps->re, str,
339 /* nmatch = */ 0,
340 /* pmatch = */ NULL,
341 /* eflags = */ 0);
342 if (status == 0)
343 return (1);
344 }
345 else
346 #endif
347 if (strcmp (ps->name, name) == 0)
348 return (1);
350 return (0);
351 } /* int ps_list_match */
353 /* add process entry to 'instances' of process 'name' (or refresh it) */
354 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
355 {
356 procstat_t *ps;
357 procstat_entry_t *pse;
359 if (entry->id == 0)
360 return;
362 for (ps = list_head_g; ps != NULL; ps = ps->next)
363 {
364 if ((ps_list_match (name, cmdline, ps)) == 0)
365 continue;
367 for (pse = ps->instances; pse != NULL; pse = pse->next)
368 if ((pse->id == entry->id) || (pse->next == NULL))
369 break;
371 if ((pse == NULL) || (pse->id != entry->id))
372 {
373 procstat_entry_t *new;
375 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
376 if (new == NULL)
377 return;
378 memset (new, 0, sizeof (procstat_entry_t));
379 new->id = entry->id;
381 if (pse == NULL)
382 ps->instances = new;
383 else
384 pse->next = new;
386 pse = new;
387 }
389 pse->age = 0;
390 pse->num_proc = entry->num_proc;
391 pse->num_lwp = entry->num_lwp;
392 pse->vmem_size = entry->vmem_size;
393 pse->vmem_rss = entry->vmem_rss;
394 pse->vmem_data = entry->vmem_data;
395 pse->vmem_code = entry->vmem_code;
396 pse->stack_size = entry->stack_size;
397 pse->io_rchar = entry->io_rchar;
398 pse->io_wchar = entry->io_wchar;
399 pse->io_syscr = entry->io_syscr;
400 pse->io_syscw = entry->io_syscw;
402 ps->num_proc += pse->num_proc;
403 ps->num_lwp += pse->num_lwp;
404 ps->vmem_size += pse->vmem_size;
405 ps->vmem_rss += pse->vmem_rss;
406 ps->vmem_data += pse->vmem_data;
407 ps->vmem_code += pse->vmem_code;
408 ps->stack_size += pse->stack_size;
410 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
411 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
412 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
413 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
415 if ((entry->vmem_minflt_counter == 0)
416 && (entry->vmem_majflt_counter == 0))
417 {
418 pse->vmem_minflt_counter += entry->vmem_minflt;
419 pse->vmem_minflt = entry->vmem_minflt;
421 pse->vmem_majflt_counter += entry->vmem_majflt;
422 pse->vmem_majflt = entry->vmem_majflt;
423 }
424 else
425 {
426 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
427 {
428 pse->vmem_minflt = entry->vmem_minflt_counter
429 + (ULONG_MAX - pse->vmem_minflt_counter);
430 }
431 else
432 {
433 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
434 }
435 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
437 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
438 {
439 pse->vmem_majflt = entry->vmem_majflt_counter
440 + (ULONG_MAX - pse->vmem_majflt_counter);
441 }
442 else
443 {
444 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
445 }
446 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
447 }
449 ps->vmem_minflt_counter += pse->vmem_minflt;
450 ps->vmem_majflt_counter += pse->vmem_majflt;
452 if ((entry->cpu_user_counter == 0)
453 && (entry->cpu_system_counter == 0))
454 {
455 pse->cpu_user_counter += entry->cpu_user;
456 pse->cpu_user = entry->cpu_user;
458 pse->cpu_system_counter += entry->cpu_system;
459 pse->cpu_system = entry->cpu_system;
460 }
461 else
462 {
463 if (entry->cpu_user_counter < pse->cpu_user_counter)
464 {
465 pse->cpu_user = entry->cpu_user_counter
466 + (ULONG_MAX - pse->cpu_user_counter);
467 }
468 else
469 {
470 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
471 }
472 pse->cpu_user_counter = entry->cpu_user_counter;
474 if (entry->cpu_system_counter < pse->cpu_system_counter)
475 {
476 pse->cpu_system = entry->cpu_system_counter
477 + (ULONG_MAX - pse->cpu_system_counter);
478 }
479 else
480 {
481 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
482 }
483 pse->cpu_system_counter = entry->cpu_system_counter;
484 }
486 ps->cpu_user_counter += pse->cpu_user;
487 ps->cpu_system_counter += pse->cpu_system;
488 }
489 }
491 /* remove old entries from instances of processes in list_head_g */
492 static void ps_list_reset (void)
493 {
494 procstat_t *ps;
495 procstat_entry_t *pse;
496 procstat_entry_t *pse_prev;
498 for (ps = list_head_g; ps != NULL; ps = ps->next)
499 {
500 ps->num_proc = 0;
501 ps->num_lwp = 0;
502 ps->vmem_size = 0;
503 ps->vmem_rss = 0;
504 ps->vmem_data = 0;
505 ps->vmem_code = 0;
506 ps->stack_size = 0;
507 ps->io_rchar = -1;
508 ps->io_wchar = -1;
509 ps->io_syscr = -1;
510 ps->io_syscw = -1;
512 pse_prev = NULL;
513 pse = ps->instances;
514 while (pse != NULL)
515 {
516 if (pse->age > 10)
517 {
518 DEBUG ("Removing this procstat entry cause it's too old: "
519 "id = %lu; name = %s;",
520 pse->id, ps->name);
522 if (pse_prev == NULL)
523 {
524 ps->instances = pse->next;
525 free (pse);
526 pse = ps->instances;
527 }
528 else
529 {
530 pse_prev->next = pse->next;
531 free (pse);
532 pse = pse_prev->next;
533 }
534 }
535 else
536 {
537 pse->age++;
538 pse_prev = pse;
539 pse = pse->next;
540 }
541 } /* while (pse != NULL) */
542 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
543 }
545 /* put all pre-defined 'Process' names from config to list_head_g tree */
546 static int ps_config (oconfig_item_t *ci)
547 {
548 int i;
550 for (i = 0; i < ci->children_num; ++i) {
551 oconfig_item_t *c = ci->children + i;
553 if (strcasecmp (c->key, "Process") == 0)
554 {
555 if ((c->values_num != 1)
556 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
557 ERROR ("processes plugin: `Process' expects exactly "
558 "one string argument (got %i).",
559 c->values_num);
560 continue;
561 }
563 if (c->children_num != 0) {
564 WARNING ("processes plugin: the `Process' config option "
565 "does not expect any child elements -- ignoring "
566 "content (%i elements) of the <Process '%s'> block.",
567 c->children_num, c->values[0].value.string);
568 }
570 ps_list_register (c->values[0].value.string, NULL);
571 }
572 else if (strcasecmp (c->key, "ProcessMatch") == 0)
573 {
574 if ((c->values_num != 2)
575 || (OCONFIG_TYPE_STRING != c->values[0].type)
576 || (OCONFIG_TYPE_STRING != c->values[1].type))
577 {
578 ERROR ("processes plugin: `ProcessMatch' needs exactly "
579 "two string arguments (got %i).",
580 c->values_num);
581 continue;
582 }
584 if (c->children_num != 0) {
585 WARNING ("processes plugin: the `ProcessMatch' config option "
586 "does not expect any child elements -- ignoring "
587 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
588 "block.", c->children_num, c->values[0].value.string,
589 c->values[1].value.string);
590 }
592 ps_list_register (c->values[0].value.string,
593 c->values[1].value.string);
594 }
595 else
596 {
597 ERROR ("processes plugin: The `%s' configuration option is not "
598 "understood and will be ignored.", c->key);
599 continue;
600 }
601 }
603 return (0);
604 }
606 static int ps_init (void)
607 {
608 #if HAVE_THREAD_INFO
609 kern_return_t status;
611 port_host_self = mach_host_self ();
612 port_task_self = mach_task_self ();
614 if (pset_list != NULL)
615 {
616 vm_deallocate (port_task_self,
617 (vm_address_t) pset_list,
618 pset_list_len * sizeof (processor_set_t));
619 pset_list = NULL;
620 pset_list_len = 0;
621 }
623 if ((status = host_processor_sets (port_host_self,
624 &pset_list,
625 &pset_list_len)) != KERN_SUCCESS)
626 {
627 ERROR ("host_processor_sets failed: %s\n",
628 mach_error_string (status));
629 pset_list = NULL;
630 pset_list_len = 0;
631 return (-1);
632 }
633 /* #endif HAVE_THREAD_INFO */
635 #elif KERNEL_LINUX
636 pagesize_g = sysconf(_SC_PAGESIZE);
637 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
638 pagesize_g, CONFIG_HZ);
639 /* #endif KERNEL_LINUX */
641 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
642 pagesize = getpagesize();
643 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
645 #elif HAVE_PROCINFO_H
646 pagesize = getpagesize();
647 #endif /* HAVE_PROCINFO_H */
649 return (0);
650 } /* int ps_init */
652 /* submit global state (e.g.: qty of zombies, running, etc..) */
653 static void ps_submit_state (const char *state, double value)
654 {
655 value_t values[1];
656 value_list_t vl = VALUE_LIST_INIT;
658 values[0].gauge = value;
660 vl.values = values;
661 vl.values_len = 1;
662 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
663 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
664 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
665 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
666 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
668 plugin_dispatch_values (&vl);
669 }
671 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
672 static void ps_submit_proc_list (procstat_t *ps)
673 {
674 value_t values[2];
675 value_list_t vl = VALUE_LIST_INIT;
677 vl.values = values;
678 vl.values_len = 2;
679 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
680 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
681 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
683 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
684 vl.values[0].gauge = ps->vmem_size;
685 vl.values_len = 1;
686 plugin_dispatch_values (&vl);
688 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
689 vl.values[0].gauge = ps->vmem_rss;
690 vl.values_len = 1;
691 plugin_dispatch_values (&vl);
693 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
694 vl.values[0].gauge = ps->vmem_data;
695 vl.values_len = 1;
696 plugin_dispatch_values (&vl);
698 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
699 vl.values[0].gauge = ps->vmem_code;
700 vl.values_len = 1;
701 plugin_dispatch_values (&vl);
703 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
704 vl.values[0].gauge = ps->stack_size;
705 vl.values_len = 1;
706 plugin_dispatch_values (&vl);
708 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
709 vl.values[0].derive = ps->cpu_user_counter;
710 vl.values[1].derive = ps->cpu_system_counter;
711 vl.values_len = 2;
712 plugin_dispatch_values (&vl);
714 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
715 vl.values[0].gauge = ps->num_proc;
716 vl.values[1].gauge = ps->num_lwp;
717 vl.values_len = 2;
718 plugin_dispatch_values (&vl);
720 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
721 vl.values[0].derive = ps->vmem_minflt_counter;
722 vl.values[1].derive = ps->vmem_majflt_counter;
723 vl.values_len = 2;
724 plugin_dispatch_values (&vl);
726 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
727 {
728 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
729 vl.values[0].derive = ps->io_rchar;
730 vl.values[1].derive = ps->io_wchar;
731 vl.values_len = 2;
732 plugin_dispatch_values (&vl);
733 }
735 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
736 {
737 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
738 vl.values[0].derive = ps->io_syscr;
739 vl.values[1].derive = ps->io_syscw;
740 vl.values_len = 2;
741 plugin_dispatch_values (&vl);
742 }
744 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
745 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
746 "vmem_code = %lu; "
747 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
748 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
749 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
750 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64";",
751 ps->name, ps->num_proc, ps->num_lwp,
752 ps->vmem_size, ps->vmem_rss,
753 ps->vmem_data, ps->vmem_code,
754 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
755 ps->cpu_user_counter, ps->cpu_system_counter,
756 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
757 } /* void ps_submit_proc_list */
759 #if KERNEL_LINUX || KERNEL_SOLARIS
760 static void ps_submit_fork_rate (derive_t value)
761 {
762 value_t values[1];
763 value_list_t vl = VALUE_LIST_INIT;
765 values[0].derive = value;
767 vl.values = values;
768 vl.values_len = 1;
769 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
770 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
771 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
772 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
773 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
775 plugin_dispatch_values(&vl);
776 }
777 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
779 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
780 #if KERNEL_LINUX
781 static int ps_read_tasks (int pid)
782 {
783 char dirname[64];
784 DIR *dh;
785 struct dirent *ent;
786 int count = 0;
788 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
790 if ((dh = opendir (dirname)) == NULL)
791 {
792 DEBUG ("Failed to open directory `%s'", dirname);
793 return (-1);
794 }
796 while ((ent = readdir (dh)) != NULL)
797 {
798 if (!isdigit ((int) ent->d_name[0]))
799 continue;
800 else
801 count++;
802 }
803 closedir (dh);
805 return ((count >= 1) ? count : 1);
806 } /* int *ps_read_tasks */
808 /* Read advanced virtual memory data from /proc/pid/status */
809 static procstat_t *ps_read_vmem (int pid, procstat_t *ps)
810 {
811 FILE *fh;
812 char buffer[1024];
813 char filename[64];
814 unsigned long long lib = 0;
815 unsigned long long exe = 0;
816 unsigned long long data = 0;
817 char *fields[8];
818 int numfields;
820 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
821 if ((fh = fopen (filename, "r")) == NULL)
822 return (NULL);
824 while (fgets (buffer, sizeof(buffer), fh) != NULL)
825 {
826 long long tmp;
827 char *endptr;
829 if (strncmp (buffer, "Vm", 2) != 0)
830 continue;
832 numfields = strsplit (buffer, fields,
833 STATIC_ARRAY_SIZE (fields));
835 if (numfields < 2)
836 continue;
838 errno = 0;
839 endptr = NULL;
840 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
841 if ((errno == 0) && (endptr != fields[1]))
842 {
843 if (strncmp (buffer, "VmData", 6) == 0)
844 {
845 data = tmp;
846 }
847 else if (strncmp (buffer, "VmLib", 5) == 0)
848 {
849 lib = tmp;
850 }
851 else if (strncmp(buffer, "VmExe", 5) == 0)
852 {
853 exe = tmp;
854 }
855 }
856 } /* while (fgets) */
858 if (fclose (fh))
859 {
860 char errbuf[1024];
861 WARNING ("processes: fclose: %s",
862 sstrerror (errno, errbuf, sizeof (errbuf)));
863 }
865 ps->vmem_data = data * 1024;
866 ps->vmem_code = (exe + lib) * 1024;
868 return (ps);
869 } /* procstat_t *ps_read_vmem */
871 static procstat_t *ps_read_io (int pid, procstat_t *ps)
872 {
873 FILE *fh;
874 char buffer[1024];
875 char filename[64];
877 char *fields[8];
878 int numfields;
880 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
881 if ((fh = fopen (filename, "r")) == NULL)
882 return (NULL);
884 while (fgets (buffer, sizeof (buffer), fh) != NULL)
885 {
886 derive_t *val = NULL;
887 long long tmp;
888 char *endptr;
890 if (strncasecmp (buffer, "rchar:", 6) == 0)
891 val = &(ps->io_rchar);
892 else if (strncasecmp (buffer, "wchar:", 6) == 0)
893 val = &(ps->io_wchar);
894 else if (strncasecmp (buffer, "syscr:", 6) == 0)
895 val = &(ps->io_syscr);
896 else if (strncasecmp (buffer, "syscw:", 6) == 0)
897 val = &(ps->io_syscw);
898 else
899 continue;
901 numfields = strsplit (buffer, fields,
902 STATIC_ARRAY_SIZE (fields));
904 if (numfields < 2)
905 continue;
907 errno = 0;
908 endptr = NULL;
909 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
910 if ((errno != 0) || (endptr == fields[1]))
911 *val = -1;
912 else
913 *val = (derive_t) tmp;
914 } /* while (fgets) */
916 if (fclose (fh))
917 {
918 char errbuf[1024];
919 WARNING ("processes: fclose: %s",
920 sstrerror (errno, errbuf, sizeof (errbuf)));
921 }
923 return (ps);
924 } /* procstat_t *ps_read_io */
926 int ps_read_process (int pid, procstat_t *ps, char *state)
927 {
928 char filename[64];
929 char buffer[1024];
931 char *fields[64];
932 char fields_len;
934 int buffer_len;
936 char *buffer_ptr;
937 size_t name_start_pos;
938 size_t name_end_pos;
939 size_t name_len;
941 derive_t cpu_user_counter;
942 derive_t cpu_system_counter;
943 long long unsigned vmem_size;
944 long long unsigned vmem_rss;
945 long long unsigned stack_size;
947 memset (ps, 0, sizeof (procstat_t));
949 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
951 buffer_len = read_file_contents (filename,
952 buffer, sizeof(buffer) - 1);
953 if (buffer_len <= 0)
954 return (-1);
955 buffer[buffer_len] = 0;
957 /* The name of the process is enclosed in parens. Since the name can
958 * contain parens itself, spaces, numbers and pretty much everything
959 * else, use these to determine the process name. We don't use
960 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
961 * otherwise be required to determine name_len. */
962 name_start_pos = 0;
963 while ((buffer[name_start_pos] != '(')
964 && (name_start_pos < buffer_len))
965 name_start_pos++;
967 name_end_pos = buffer_len;
968 while ((buffer[name_end_pos] != ')')
969 && (name_end_pos > 0))
970 name_end_pos--;
972 /* Either '(' or ')' is not found or they are in the wrong order.
973 * Anyway, something weird that shouldn't happen ever. */
974 if (name_start_pos >= name_end_pos)
975 {
976 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
977 name_start_pos, name_end_pos);
978 return (-1);
979 }
981 name_len = (name_end_pos - name_start_pos) - 1;
982 if (name_len >= sizeof (ps->name))
983 name_len = sizeof (ps->name) - 1;
985 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
987 if ((buffer_len - name_end_pos) < 2)
988 return (-1);
989 buffer_ptr = &buffer[name_end_pos + 2];
991 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
992 if (fields_len < 22)
993 {
994 DEBUG ("processes plugin: ps_read_process (pid = %i):"
995 " `%s' has only %i fields..",
996 (int) pid, filename, fields_len);
997 return (-1);
998 }
1000 *state = fields[0][0];
1002 if (*state == 'Z')
1003 {
1004 ps->num_lwp = 0;
1005 ps->num_proc = 0;
1006 }
1007 else
1008 {
1009 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1010 {
1011 /* returns -1 => kernel 2.4 */
1012 ps->num_lwp = 1;
1013 }
1014 ps->num_proc = 1;
1015 }
1017 /* Leave the rest at zero if this is only a zombi */
1018 if (ps->num_proc == 0)
1019 {
1020 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1021 "name = %s;", pid, ps->name);
1022 return (0);
1023 }
1025 cpu_user_counter = atoll (fields[11]);
1026 cpu_system_counter = atoll (fields[12]);
1027 vmem_size = atoll (fields[20]);
1028 vmem_rss = atoll (fields[21]);
1029 ps->vmem_minflt_counter = atol (fields[7]);
1030 ps->vmem_majflt_counter = atol (fields[9]);
1032 {
1033 unsigned long long stack_start = atoll (fields[25]);
1034 unsigned long long stack_ptr = atoll (fields[26]);
1036 stack_size = (stack_start > stack_ptr)
1037 ? stack_start - stack_ptr
1038 : stack_ptr - stack_start;
1039 }
1041 /* Convert jiffies to useconds */
1042 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1043 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1044 vmem_rss = vmem_rss * pagesize_g;
1046 if ( (ps_read_vmem(pid, ps)) == NULL)
1047 {
1048 /* No VMem data */
1049 ps->vmem_data = -1;
1050 ps->vmem_code = -1;
1051 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1052 }
1054 ps->cpu_user_counter = cpu_user_counter;
1055 ps->cpu_system_counter = cpu_system_counter;
1056 ps->vmem_size = (unsigned long) vmem_size;
1057 ps->vmem_rss = (unsigned long) vmem_rss;
1058 ps->stack_size = (unsigned long) stack_size;
1060 if ( (ps_read_io (pid, ps)) == NULL)
1061 {
1062 /* no io data */
1063 ps->io_rchar = -1;
1064 ps->io_wchar = -1;
1065 ps->io_syscr = -1;
1066 ps->io_syscw = -1;
1068 DEBUG("ps_read_process: not get io data for pid %i",pid);
1069 }
1071 /* success */
1072 return (0);
1073 } /* int ps_read_process (...) */
1075 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1076 {
1077 char *buf_ptr;
1078 size_t len;
1080 char file[PATH_MAX];
1081 int fd;
1083 size_t n;
1085 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1086 return NULL;
1088 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1089 (unsigned int) pid);
1091 errno = 0;
1092 fd = open (file, O_RDONLY);
1093 if (fd < 0) {
1094 char errbuf[4096];
1095 /* ENOENT means the process exited while we were handling it.
1096 * Don't complain about this, it only fills the logs. */
1097 if (errno != ENOENT)
1098 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1099 sstrerror (errno, errbuf, sizeof (errbuf)));
1100 return NULL;
1101 }
1103 buf_ptr = buf;
1104 len = buf_len;
1106 n = 0;
1108 while (42) {
1109 ssize_t status;
1111 status = read (fd, (void *)buf_ptr, len);
1113 if (status < 0) {
1114 char errbuf[1024];
1116 if ((EAGAIN == errno) || (EINTR == errno))
1117 continue;
1119 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1120 sstrerror (errno, errbuf, sizeof (errbuf)));
1121 close (fd);
1122 return NULL;
1123 }
1125 n += status;
1127 if (status == 0)
1128 break;
1130 buf_ptr += status;
1131 len -= status;
1133 if (len <= 0)
1134 break;
1135 }
1137 close (fd);
1139 if (0 == n) {
1140 /* cmdline not available; e.g. kernel thread, zombie */
1141 if (NULL == name)
1142 return NULL;
1144 ssnprintf (buf, buf_len, "[%s]", name);
1145 return buf;
1146 }
1148 assert (n <= buf_len);
1150 if (n == buf_len)
1151 --n;
1152 buf[n] = '\0';
1154 --n;
1155 /* remove trailing whitespace */
1156 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1157 buf[n] = '\0';
1158 --n;
1159 }
1161 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1162 while (n > 0) {
1163 if ('\0' == buf[n])
1164 buf[n] = ' ';
1165 --n;
1166 }
1167 return buf;
1168 } /* char *ps_get_cmdline (...) */
1170 static int read_fork_rate ()
1171 {
1172 FILE *proc_stat;
1173 char buffer[1024];
1174 value_t value;
1175 _Bool value_valid = 0;
1177 proc_stat = fopen ("/proc/stat", "r");
1178 if (proc_stat == NULL)
1179 {
1180 char errbuf[1024];
1181 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1182 sstrerror (errno, errbuf, sizeof (errbuf)));
1183 return (-1);
1184 }
1186 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1187 {
1188 int status;
1189 char *fields[3];
1190 int fields_num;
1192 fields_num = strsplit (buffer, fields,
1193 STATIC_ARRAY_SIZE (fields));
1194 if (fields_num != 2)
1195 continue;
1197 if (strcmp ("processes", fields[0]) != 0)
1198 continue;
1200 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1201 if (status == 0)
1202 value_valid = 1;
1204 break;
1205 }
1206 fclose(proc_stat);
1208 if (!value_valid)
1209 return (-1);
1211 ps_submit_fork_rate (value.derive);
1212 return (0);
1213 }
1214 #endif /*KERNEL_LINUX */
1216 #if KERNEL_SOLARIS
1217 static const char *ps_get_cmdline (long pid, /* {{{ */
1218 char *buffer, size_t buffer_size)
1219 {
1220 char path[PATH_MAX];
1221 psinfo_t info;
1222 int status;
1224 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1226 status = read_file_contents (path, (void *) &info, sizeof (info));
1227 if (status != sizeof (info))
1228 {
1229 ERROR ("processes plugin: Unexpected return value "
1230 "while reading \"%s\": "
1231 "Returned %i but expected %zu.",
1232 path, status, buffer_size);
1233 return (NULL);
1234 }
1236 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1237 sstrncpy (buffer, info.pr_psargs, buffer_size);
1239 return (buffer);
1240 } /* }}} int ps_get_cmdline */
1242 /*
1243 * Reads process information on the Solaris OS. The information comes mainly from
1244 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1245 * The values for input and ouput chars are calculated "by hand"
1246 * Added a few "solaris" specific process states as well
1247 */
1248 static int ps_read_process(long pid, procstat_t *ps, char *state)
1249 {
1250 char filename[64];
1251 char f_psinfo[64], f_usage[64];
1252 char *buffer;
1254 pstatus_t *myStatus;
1255 psinfo_t *myInfo;
1256 prusage_t *myUsage;
1258 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1259 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1260 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1263 buffer = malloc(sizeof (pstatus_t));
1264 memset(buffer, 0, sizeof (pstatus_t));
1265 read_file_contents(filename, buffer, sizeof (pstatus_t));
1266 myStatus = (pstatus_t *) buffer;
1268 buffer = malloc(sizeof (psinfo_t));
1269 memset(buffer, 0, sizeof(psinfo_t));
1270 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1271 myInfo = (psinfo_t *) buffer;
1273 buffer = malloc(sizeof (prusage_t));
1274 memset(buffer, 0, sizeof(prusage_t));
1275 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1276 myUsage = (prusage_t *) buffer;
1278 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1279 ps->num_lwp = myStatus->pr_nlwp;
1280 if (myInfo->pr_wstat != 0) {
1281 ps->num_proc = 0;
1282 ps->num_lwp = 0;
1283 *state = (char) 'Z';
1284 return (0);
1285 } else {
1286 ps->num_proc = 1;
1287 ps->num_lwp = myInfo->pr_nlwp;
1288 }
1290 /*
1291 * Convert system time and user time from nanoseconds to microseconds
1292 * for compatibility with the linux module
1293 */
1294 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1295 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1297 /*
1298 * Convert rssize from KB to bytes to be consistent w/ the linux module
1299 */
1300 ps->vmem_rss = myInfo->pr_rssize * 1024;
1301 ps->vmem_size = myInfo->pr_size * 1024;
1302 ps->vmem_minflt_counter = myUsage->pr_minf;
1303 ps->vmem_majflt_counter = myUsage->pr_majf;
1305 /*
1306 * TODO: Data and code segment calculations for Solaris
1307 */
1309 ps->vmem_data = -1;
1310 ps->vmem_code = -1;
1311 ps->stack_size = myStatus->pr_stksize;
1313 /*
1314 * Calculating input/ouput chars
1315 * Formula used is total chars / total blocks => chars/block
1316 * then convert input/output blocks to chars
1317 */
1318 ulong_t tot_chars = myUsage->pr_ioch;
1319 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1320 ulong_t chars_per_block = 1;
1321 if (tot_blocks != 0)
1322 chars_per_block = tot_chars / tot_blocks;
1323 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1324 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1325 ps->io_syscr = myUsage->pr_sysc;
1326 ps->io_syscw = myUsage->pr_sysc;
1329 /*
1330 * TODO: Find way of setting BLOCKED and PAGING status
1331 */
1333 *state = (char) 'R';
1334 if (myStatus->pr_flags & PR_ASLEEP)
1335 *state = (char) 'S';
1336 else if (myStatus->pr_flags & PR_STOPPED)
1337 *state = (char) 'T';
1338 else if (myStatus->pr_flags & PR_DETACH)
1339 *state = (char) 'E';
1340 else if (myStatus->pr_flags & PR_DAEMON)
1341 *state = (char) 'A';
1342 else if (myStatus->pr_flags & PR_ISSYS)
1343 *state = (char) 'Y';
1344 else if (myStatus->pr_flags & PR_ORPHAN)
1345 *state = (char) 'O';
1347 sfree(myStatus);
1348 sfree(myInfo);
1349 sfree(myUsage);
1351 return (0);
1352 }
1354 /*
1355 * Reads the number of threads created since the last reboot. On Solaris these
1356 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1357 * The result is the sum for all the threads created on each cpu
1358 */
1359 static int read_fork_rate()
1360 {
1361 extern kstat_ctl_t *kc;
1362 kstat_t *ksp_chain = NULL;
1363 derive_t result = 0;
1365 if (kc == NULL)
1366 return (-1);
1368 for (ksp_chain = kc->kc_chain;
1369 ksp_chain != NULL;
1370 ksp_chain = ksp_chain->ks_next)
1371 {
1372 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1373 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1374 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1375 {
1376 long long tmp;
1378 kstat_read (kc, ksp_chain, NULL);
1380 tmp = get_kstat_value(ksp_chain, "nthreads");
1381 if (tmp != -1LL)
1382 result += tmp;
1383 }
1384 }
1386 ps_submit_fork_rate (result);
1387 return (0);
1388 }
1389 #endif /* KERNEL_SOLARIS */
1391 #if HAVE_THREAD_INFO
1392 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1393 {
1394 int mib[4];
1396 struct kinfo_proc kp;
1397 size_t kp_size;
1399 mib[0] = CTL_KERN;
1400 mib[1] = KERN_PROC;
1401 mib[2] = KERN_PROC_PID;
1403 if (pid_for_task (t, pid) != KERN_SUCCESS)
1404 return (-1);
1405 mib[3] = *pid;
1407 kp_size = sizeof (kp);
1408 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1409 return (-1);
1411 if (name_max_len > (MAXCOMLEN + 1))
1412 name_max_len = MAXCOMLEN + 1;
1414 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1415 name[name_max_len - 1] = '\0';
1417 DEBUG ("pid = %i; name = %s;", *pid, name);
1419 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1420 * `top' does it, because it is a lot of work and only used when
1421 * debugging. -octo */
1423 return (0);
1424 }
1425 #endif /* HAVE_THREAD_INFO */
1426 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1428 /* do actual readings from kernel */
1429 static int ps_read (void)
1430 {
1431 #if HAVE_THREAD_INFO
1432 kern_return_t status;
1434 int pset;
1435 processor_set_t port_pset_priv;
1437 int task;
1438 task_array_t task_list;
1439 mach_msg_type_number_t task_list_len;
1441 int task_pid;
1442 char task_name[MAXCOMLEN + 1];
1444 int thread;
1445 thread_act_array_t thread_list;
1446 mach_msg_type_number_t thread_list_len;
1447 thread_basic_info_data_t thread_data;
1448 mach_msg_type_number_t thread_data_len;
1450 int running = 0;
1451 int sleeping = 0;
1452 int zombies = 0;
1453 int stopped = 0;
1454 int blocked = 0;
1456 procstat_t *ps;
1457 procstat_entry_t pse;
1459 ps_list_reset ();
1461 /*
1462 * The Mach-concept is a little different from the traditional UNIX
1463 * concept: All the work is done in threads. Threads are contained in
1464 * `tasks'. Therefore, `task status' doesn't make much sense, since
1465 * it's actually a `thread status'.
1466 * Tasks are assigned to sets of processors, so that's where you go to
1467 * get a list.
1468 */
1469 for (pset = 0; pset < pset_list_len; pset++)
1470 {
1471 if ((status = host_processor_set_priv (port_host_self,
1472 pset_list[pset],
1473 &port_pset_priv)) != KERN_SUCCESS)
1474 {
1475 ERROR ("host_processor_set_priv failed: %s\n",
1476 mach_error_string (status));
1477 continue;
1478 }
1480 if ((status = processor_set_tasks (port_pset_priv,
1481 &task_list,
1482 &task_list_len)) != KERN_SUCCESS)
1483 {
1484 ERROR ("processor_set_tasks failed: %s\n",
1485 mach_error_string (status));
1486 mach_port_deallocate (port_task_self, port_pset_priv);
1487 continue;
1488 }
1490 for (task = 0; task < task_list_len; task++)
1491 {
1492 ps = NULL;
1493 if (mach_get_task_name (task_list[task],
1494 &task_pid,
1495 task_name, PROCSTAT_NAME_LEN) == 0)
1496 {
1497 /* search for at least one match */
1498 for (ps = list_head_g; ps != NULL; ps = ps->next)
1499 /* FIXME: cmdline should be here instead of NULL */
1500 if (ps_list_match (task_name, NULL, ps) == 1)
1501 break;
1502 }
1504 /* Collect more detailed statistics for this process */
1505 if (ps != NULL)
1506 {
1507 task_basic_info_data_t task_basic_info;
1508 mach_msg_type_number_t task_basic_info_len;
1509 task_events_info_data_t task_events_info;
1510 mach_msg_type_number_t task_events_info_len;
1511 task_absolutetime_info_data_t task_absolutetime_info;
1512 mach_msg_type_number_t task_absolutetime_info_len;
1514 memset (&pse, '\0', sizeof (pse));
1515 pse.id = task_pid;
1517 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1518 status = task_info (task_list[task],
1519 TASK_BASIC_INFO,
1520 (task_info_t) &task_basic_info,
1521 &task_basic_info_len);
1522 if (status != KERN_SUCCESS)
1523 {
1524 ERROR ("task_info failed: %s",
1525 mach_error_string (status));
1526 continue; /* with next thread_list */
1527 }
1529 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1530 status = task_info (task_list[task],
1531 TASK_EVENTS_INFO,
1532 (task_info_t) &task_events_info,
1533 &task_events_info_len);
1534 if (status != KERN_SUCCESS)
1535 {
1536 ERROR ("task_info failed: %s",
1537 mach_error_string (status));
1538 continue; /* with next thread_list */
1539 }
1541 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1542 status = task_info (task_list[task],
1543 TASK_ABSOLUTETIME_INFO,
1544 (task_info_t) &task_absolutetime_info,
1545 &task_absolutetime_info_len);
1546 if (status != KERN_SUCCESS)
1547 {
1548 ERROR ("task_info failed: %s",
1549 mach_error_string (status));
1550 continue; /* with next thread_list */
1551 }
1553 pse.num_proc++;
1554 pse.vmem_size = task_basic_info.virtual_size;
1555 pse.vmem_rss = task_basic_info.resident_size;
1556 /* Does not seem to be easily exposed */
1557 pse.vmem_data = 0;
1558 pse.vmem_code = 0;
1560 pse.vmem_minflt_counter = task_events_info.cow_faults;
1561 pse.vmem_majflt_counter = task_events_info.faults;
1563 pse.cpu_user_counter = task_absolutetime_info.total_user;
1564 pse.cpu_system_counter = task_absolutetime_info.total_system;
1565 }
1567 status = task_threads (task_list[task], &thread_list,
1568 &thread_list_len);
1569 if (status != KERN_SUCCESS)
1570 {
1571 /* Apple's `top' treats this case a zombie. It
1572 * makes sense to some extend: A `zombie'
1573 * thread is nonsense, since the task/process
1574 * is dead. */
1575 zombies++;
1576 DEBUG ("task_threads failed: %s",
1577 mach_error_string (status));
1578 if (task_list[task] != port_task_self)
1579 mach_port_deallocate (port_task_self,
1580 task_list[task]);
1581 continue; /* with next task_list */
1582 }
1584 for (thread = 0; thread < thread_list_len; thread++)
1585 {
1586 thread_data_len = THREAD_BASIC_INFO_COUNT;
1587 status = thread_info (thread_list[thread],
1588 THREAD_BASIC_INFO,
1589 (thread_info_t) &thread_data,
1590 &thread_data_len);
1591 if (status != KERN_SUCCESS)
1592 {
1593 ERROR ("thread_info failed: %s",
1594 mach_error_string (status));
1595 if (task_list[task] != port_task_self)
1596 mach_port_deallocate (port_task_self,
1597 thread_list[thread]);
1598 continue; /* with next thread_list */
1599 }
1601 if (ps != NULL)
1602 pse.num_lwp++;
1604 switch (thread_data.run_state)
1605 {
1606 case TH_STATE_RUNNING:
1607 running++;
1608 break;
1609 case TH_STATE_STOPPED:
1610 /* What exactly is `halted'? */
1611 case TH_STATE_HALTED:
1612 stopped++;
1613 break;
1614 case TH_STATE_WAITING:
1615 sleeping++;
1616 break;
1617 case TH_STATE_UNINTERRUPTIBLE:
1618 blocked++;
1619 break;
1620 /* There is no `zombie' case here,
1621 * since there are no zombie-threads.
1622 * There's only zombie tasks, which are
1623 * handled above. */
1624 default:
1625 WARNING ("Unknown thread status: %i",
1626 thread_data.run_state);
1627 break;
1628 } /* switch (thread_data.run_state) */
1630 if (task_list[task] != port_task_self)
1631 {
1632 status = mach_port_deallocate (port_task_self,
1633 thread_list[thread]);
1634 if (status != KERN_SUCCESS)
1635 ERROR ("mach_port_deallocate failed: %s",
1636 mach_error_string (status));
1637 }
1638 } /* for (thread_list) */
1640 if ((status = vm_deallocate (port_task_self,
1641 (vm_address_t) thread_list,
1642 thread_list_len * sizeof (thread_act_t)))
1643 != KERN_SUCCESS)
1644 {
1645 ERROR ("vm_deallocate failed: %s",
1646 mach_error_string (status));
1647 }
1648 thread_list = NULL;
1649 thread_list_len = 0;
1651 /* Only deallocate the task port, if it isn't our own.
1652 * Don't know what would happen in that case, but this
1653 * is what Apple's top does.. ;) */
1654 if (task_list[task] != port_task_self)
1655 {
1656 status = mach_port_deallocate (port_task_self,
1657 task_list[task]);
1658 if (status != KERN_SUCCESS)
1659 ERROR ("mach_port_deallocate failed: %s",
1660 mach_error_string (status));
1661 }
1663 if (ps != NULL)
1664 /* FIXME: cmdline should be here instead of NULL */
1665 ps_list_add (task_name, NULL, &pse);
1666 } /* for (task_list) */
1668 if ((status = vm_deallocate (port_task_self,
1669 (vm_address_t) task_list,
1670 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1671 {
1672 ERROR ("vm_deallocate failed: %s",
1673 mach_error_string (status));
1674 }
1675 task_list = NULL;
1676 task_list_len = 0;
1678 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1679 != KERN_SUCCESS)
1680 {
1681 ERROR ("mach_port_deallocate failed: %s",
1682 mach_error_string (status));
1683 }
1684 } /* for (pset_list) */
1686 ps_submit_state ("running", running);
1687 ps_submit_state ("sleeping", sleeping);
1688 ps_submit_state ("zombies", zombies);
1689 ps_submit_state ("stopped", stopped);
1690 ps_submit_state ("blocked", blocked);
1692 for (ps = list_head_g; ps != NULL; ps = ps->next)
1693 ps_submit_proc_list (ps);
1694 /* #endif HAVE_THREAD_INFO */
1696 #elif KERNEL_LINUX
1697 int running = 0;
1698 int sleeping = 0;
1699 int zombies = 0;
1700 int stopped = 0;
1701 int paging = 0;
1702 int blocked = 0;
1704 struct dirent *ent;
1705 DIR *proc;
1706 int pid;
1708 char cmdline[CMDLINE_BUFFER_SIZE];
1710 int status;
1711 procstat_t ps;
1712 procstat_entry_t pse;
1713 char state;
1715 procstat_t *ps_ptr;
1717 running = sleeping = zombies = stopped = paging = blocked = 0;
1718 ps_list_reset ();
1720 if ((proc = opendir ("/proc")) == NULL)
1721 {
1722 char errbuf[1024];
1723 ERROR ("Cannot open `/proc': %s",
1724 sstrerror (errno, errbuf, sizeof (errbuf)));
1725 return (-1);
1726 }
1728 while ((ent = readdir (proc)) != NULL)
1729 {
1730 if (!isdigit (ent->d_name[0]))
1731 continue;
1733 if ((pid = atoi (ent->d_name)) < 1)
1734 continue;
1736 status = ps_read_process (pid, &ps, &state);
1737 if (status != 0)
1738 {
1739 DEBUG ("ps_read_process failed: %i", status);
1740 continue;
1741 }
1743 memset (&pse, 0, sizeof (pse));
1744 pse.id = pid;
1745 pse.age = 0;
1747 pse.num_proc = ps.num_proc;
1748 pse.num_lwp = ps.num_lwp;
1749 pse.vmem_size = ps.vmem_size;
1750 pse.vmem_rss = ps.vmem_rss;
1751 pse.vmem_data = ps.vmem_data;
1752 pse.vmem_code = ps.vmem_code;
1753 pse.stack_size = ps.stack_size;
1755 pse.vmem_minflt = 0;
1756 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1757 pse.vmem_majflt = 0;
1758 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1760 pse.cpu_user = 0;
1761 pse.cpu_user_counter = ps.cpu_user_counter;
1762 pse.cpu_system = 0;
1763 pse.cpu_system_counter = ps.cpu_system_counter;
1765 pse.io_rchar = ps.io_rchar;
1766 pse.io_wchar = ps.io_wchar;
1767 pse.io_syscr = ps.io_syscr;
1768 pse.io_syscw = ps.io_syscw;
1770 switch (state)
1771 {
1772 case 'R': running++; break;
1773 case 'S': sleeping++; break;
1774 case 'D': blocked++; break;
1775 case 'Z': zombies++; break;
1776 case 'T': stopped++; break;
1777 case 'W': paging++; break;
1778 }
1780 ps_list_add (ps.name,
1781 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1782 &pse);
1783 }
1785 closedir (proc);
1787 ps_submit_state ("running", running);
1788 ps_submit_state ("sleeping", sleeping);
1789 ps_submit_state ("zombies", zombies);
1790 ps_submit_state ("stopped", stopped);
1791 ps_submit_state ("paging", paging);
1792 ps_submit_state ("blocked", blocked);
1794 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1795 ps_submit_proc_list (ps_ptr);
1797 read_fork_rate();
1798 /* #endif KERNEL_LINUX */
1800 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1801 int running = 0;
1802 int sleeping = 0;
1803 int zombies = 0;
1804 int stopped = 0;
1805 int blocked = 0;
1806 int idle = 0;
1807 int wait = 0;
1809 kvm_t *kd;
1810 char errbuf[_POSIX2_LINE_MAX];
1811 struct kinfo_proc *procs; /* array of processes */
1812 struct kinfo_proc *proc_ptr = NULL;
1813 int count; /* returns number of processes */
1814 int i;
1816 procstat_t *ps_ptr;
1817 procstat_entry_t pse;
1819 ps_list_reset ();
1821 /* Open the kvm interface, get a descriptor */
1822 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1823 if (kd == NULL)
1824 {
1825 ERROR ("processes plugin: Cannot open kvm interface: %s",
1826 errbuf);
1827 return (0);
1828 }
1830 /* Get the list of processes. */
1831 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1832 if (procs == NULL)
1833 {
1834 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1835 kvm_geterr(kd));
1836 kvm_close (kd);
1837 return (0);
1838 }
1840 /* Iterate through the processes in kinfo_proc */
1841 for (i = 0; i < count; i++)
1842 {
1843 /* Create only one process list entry per _process_, i.e.
1844 * filter out threads (duplicate PID entries). */
1845 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1846 {
1847 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1848 _Bool have_cmdline = 0;
1850 proc_ptr = &(procs[i]);
1851 /* Don't probe system processes and processes without arguments */
1852 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1853 && (procs[i].ki_args != NULL))
1854 {
1855 char **argv;
1856 int argc;
1857 int status;
1859 /* retrieve the arguments */
1860 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1861 argc = 0;
1862 if ((argv != NULL) && (argv[0] != NULL))
1863 {
1864 while (argv[argc] != NULL)
1865 argc++;
1867 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1868 if (status < 0)
1869 WARNING ("processes plugin: Command line did not fit into buffer.");
1870 else
1871 have_cmdline = 1;
1872 }
1873 } /* if (process has argument list) */
1875 pse.id = procs[i].ki_pid;
1876 pse.age = 0;
1878 pse.num_proc = 1;
1879 pse.num_lwp = procs[i].ki_numthreads;
1881 pse.vmem_size = procs[i].ki_size;
1882 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1883 pse.vmem_data = procs[i].ki_dsize * pagesize;
1884 pse.vmem_code = procs[i].ki_tsize * pagesize;
1885 pse.stack_size = procs[i].ki_ssize * pagesize;
1886 pse.vmem_minflt = 0;
1887 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1888 pse.vmem_majflt = 0;
1889 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1891 pse.cpu_user = 0;
1892 pse.cpu_system = 0;
1893 pse.cpu_user_counter = 0;
1894 pse.cpu_system_counter = 0;
1895 /*
1896 * The u-area might be swapped out, and we can't get
1897 * at it because we have a crashdump and no swap.
1898 * If it's here fill in these fields, otherwise, just
1899 * leave them 0.
1900 */
1901 if (procs[i].ki_flag & P_INMEM)
1902 {
1903 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
1904 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
1905 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
1906 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
1907 }
1909 /* no I/O data */
1910 pse.io_rchar = -1;
1911 pse.io_wchar = -1;
1912 pse.io_syscr = -1;
1913 pse.io_syscw = -1;
1915 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
1916 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
1918 switch (procs[i].ki_stat)
1919 {
1920 case SSTOP: stopped++; break;
1921 case SSLEEP: sleeping++; break;
1922 case SRUN: running++; break;
1923 case SIDL: idle++; break;
1924 case SWAIT: wait++; break;
1925 case SLOCK: blocked++; break;
1926 case SZOMB: zombies++; break;
1927 }
1928 }
1930 kvm_close(kd);
1932 ps_submit_state ("running", running);
1933 ps_submit_state ("sleeping", sleeping);
1934 ps_submit_state ("zombies", zombies);
1935 ps_submit_state ("stopped", stopped);
1936 ps_submit_state ("blocked", blocked);
1937 ps_submit_state ("idle", idle);
1938 ps_submit_state ("wait", wait);
1940 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1941 ps_submit_proc_list (ps_ptr);
1942 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1944 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
1945 int running = 0;
1946 int sleeping = 0;
1947 int zombies = 0;
1948 int stopped = 0;
1949 int onproc = 0;
1950 int idle = 0;
1951 int dead = 0;
1953 kvm_t *kd;
1954 char errbuf[1024];
1955 struct kinfo_proc *procs; /* array of processes */
1956 struct kinfo_proc *proc_ptr = NULL;
1957 int count; /* returns number of processes */
1958 int i;
1960 procstat_t *ps_ptr;
1961 procstat_entry_t pse;
1963 ps_list_reset ();
1965 /* Open the kvm interface, get a descriptor */
1966 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1967 if (kd == NULL)
1968 {
1969 ERROR ("processes plugin: Cannot open kvm interface: %s",
1970 errbuf);
1971 return (0);
1972 }
1974 /* Get the list of processes. */
1975 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
1976 if (procs == NULL)
1977 {
1978 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1979 kvm_geterr(kd));
1980 kvm_close (kd);
1981 return (0);
1982 }
1984 /* Iterate through the processes in kinfo_proc */
1985 for (i = 0; i < count; i++)
1986 {
1987 /* Create only one process list entry per _process_, i.e.
1988 * filter out threads (duplicate PID entries). */
1989 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
1990 {
1991 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1992 _Bool have_cmdline = 0;
1994 proc_ptr = &(procs[i]);
1995 /* Don't probe zombie processes */
1996 if (!P_ZOMBIE(proc_ptr))
1997 {
1998 char **argv;
1999 int argc;
2000 int status;
2002 /* retrieve the arguments */
2003 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2004 argc = 0;
2005 if ((argv != NULL) && (argv[0] != NULL))
2006 {
2007 while (argv[argc] != NULL)
2008 argc++;
2010 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2011 if (status < 0)
2012 WARNING ("processes plugin: Command line did not fit into buffer.");
2013 else
2014 have_cmdline = 1;
2015 }
2016 } /* if (process has argument list) */
2018 memset (&pse, 0, sizeof (pse));
2019 pse.id = procs[i].p_pid;
2020 pse.age = 0;
2022 pse.num_proc = 1;
2023 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2025 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2026 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2027 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2028 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2029 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2030 pse.vmem_minflt = 0;
2031 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2032 pse.vmem_majflt = 0;
2033 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2035 pse.cpu_user = 0;
2036 pse.cpu_system = 0;
2037 pse.cpu_user_counter = procs[i].p_uutime_usec +
2038 (1000000lu * procs[i].p_uutime_sec);
2039 pse.cpu_system_counter = procs[i].p_ustime_usec +
2040 (1000000lu * procs[i].p_ustime_sec);
2042 /* no I/O data */
2043 pse.io_rchar = -1;
2044 pse.io_wchar = -1;
2045 pse.io_syscr = -1;
2046 pse.io_syscw = -1;
2048 pse.cswitch_vol = -1;
2049 pse.cswitch_invol = -1;
2051 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2052 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2054 switch (procs[i].p_stat)
2055 {
2056 case SSTOP: stopped++; break;
2057 case SSLEEP: sleeping++; break;
2058 case SRUN: running++; break;
2059 case SIDL: idle++; break;
2060 case SONPROC: onproc++; break;
2061 case SDEAD: dead++; break;
2062 case SZOMB: zombies++; break;
2063 }
2064 }
2066 kvm_close(kd);
2068 ps_submit_state ("running", running);
2069 ps_submit_state ("sleeping", sleeping);
2070 ps_submit_state ("zombies", zombies);
2071 ps_submit_state ("stopped", stopped);
2072 ps_submit_state ("onproc", onproc);
2073 ps_submit_state ("idle", idle);
2074 ps_submit_state ("dead", dead);
2076 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2077 ps_submit_proc_list (ps_ptr);
2078 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2080 #elif HAVE_PROCINFO_H
2081 /* AIX */
2082 int running = 0;
2083 int sleeping = 0;
2084 int zombies = 0;
2085 int stopped = 0;
2086 int paging = 0;
2087 int blocked = 0;
2089 pid_t pindex = 0;
2090 int nprocs;
2092 procstat_t *ps;
2093 procstat_entry_t pse;
2095 ps_list_reset ();
2096 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2097 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2098 &pindex, MAXPROCENTRY)) > 0)
2099 {
2100 int i;
2102 for (i = 0; i < nprocs; i++)
2103 {
2104 tid64_t thindex;
2105 int nthreads;
2106 char arglist[MAXARGLN+1];
2107 char *cargs;
2108 char *cmdline;
2110 if (procentry[i].pi_state == SNONE) continue;
2111 /* if (procentry[i].pi_state == SZOMB) FIXME */
2113 cmdline = procentry[i].pi_comm;
2114 cargs = procentry[i].pi_comm;
2115 if ( procentry[i].pi_flags & SKPROC )
2116 {
2117 if (procentry[i].pi_pid == 0)
2118 cmdline = "swapper";
2119 cargs = cmdline;
2120 }
2121 else
2122 {
2123 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2124 {
2125 int n;
2127 n = -1;
2128 while (++n < MAXARGLN)
2129 {
2130 if (arglist[n] == '\0')
2131 {
2132 if (arglist[n+1] == '\0')
2133 break;
2134 arglist[n] = ' ';
2135 }
2136 }
2137 cargs = arglist;
2138 }
2139 }
2141 pse.id = procentry[i].pi_pid;
2142 pse.age = 0;
2143 pse.num_lwp = procentry[i].pi_thcount;
2144 pse.num_proc = 1;
2146 thindex=0;
2147 while ((nthreads = getthrds64(procentry[i].pi_pid,
2148 thrdentry, sizeof(struct thrdentry64),
2149 &thindex, MAXTHRDENTRY)) > 0)
2150 {
2151 int j;
2153 for (j=0; j< nthreads; j++)
2154 {
2155 switch (thrdentry[j].ti_state)
2156 {
2157 /* case TSNONE: break; */
2158 case TSIDL: blocked++; break; /* FIXME is really blocked */
2159 case TSRUN: running++; break;
2160 case TSSLEEP: sleeping++; break;
2161 case TSSWAP: paging++; break;
2162 case TSSTOP: stopped++; break;
2163 case TSZOMB: zombies++; break;
2164 }
2165 }
2166 if (nthreads < MAXTHRDENTRY)
2167 break;
2168 }
2170 pse.cpu_user = 0;
2171 /* tv_usec is nanosec ??? */
2172 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2173 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2175 pse.cpu_system = 0;
2176 /* tv_usec is nanosec ??? */
2177 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2178 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2180 pse.vmem_minflt = 0;
2181 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2182 pse.vmem_majflt = 0;
2183 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2185 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2186 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2187 /* Not supported */
2188 pse.vmem_data = 0;
2189 pse.vmem_code = 0;
2190 pse.stack_size = 0;
2192 pse.io_rchar = -1;
2193 pse.io_wchar = -1;
2194 pse.io_syscr = -1;
2195 pse.io_syscw = -1;
2197 ps_list_add (cmdline, cargs, &pse);
2198 } /* for (i = 0 .. nprocs) */
2200 if (nprocs < MAXPROCENTRY)
2201 break;
2202 } /* while (getprocs64() > 0) */
2203 ps_submit_state ("running", running);
2204 ps_submit_state ("sleeping", sleeping);
2205 ps_submit_state ("zombies", zombies);
2206 ps_submit_state ("stopped", stopped);
2207 ps_submit_state ("paging", paging);
2208 ps_submit_state ("blocked", blocked);
2210 for (ps = list_head_g; ps != NULL; ps = ps->next)
2211 ps_submit_proc_list (ps);
2212 /* #endif HAVE_PROCINFO_H */
2214 #elif KERNEL_SOLARIS
2215 /*
2216 * The Solaris section adds a few more process states and removes some
2217 * process states compared to linux. Most notably there is no "PAGING"
2218 * and "BLOCKED" state for a process. The rest is similar to the linux
2219 * code.
2220 */
2221 int running = 0;
2222 int sleeping = 0;
2223 int zombies = 0;
2224 int stopped = 0;
2225 int detached = 0;
2226 int daemon = 0;
2227 int system = 0;
2228 int orphan = 0;
2230 struct dirent *ent;
2231 DIR *proc;
2233 int status;
2234 procstat_t *ps_ptr;
2235 char state;
2237 char cmdline[PRARGSZ];
2239 ps_list_reset ();
2241 proc = opendir ("/proc");
2242 if (proc == NULL)
2243 return (-1);
2245 while ((ent = readdir(proc)) != NULL)
2246 {
2247 long pid;
2248 struct procstat ps;
2249 procstat_entry_t pse;
2250 char *endptr;
2252 if (!isdigit ((int) ent->d_name[0]))
2253 continue;
2255 pid = strtol (ent->d_name, &endptr, 10);
2256 if (*endptr != 0) /* value didn't completely parse as a number */
2257 continue;
2259 status = ps_read_process (pid, &ps, &state);
2260 if (status != 0)
2261 {
2262 DEBUG("ps_read_process failed: %i", status);
2263 continue;
2264 }
2266 memset (&pse, 0, sizeof (pse));
2267 pse.id = pid;
2268 pse.age = 0;
2270 pse.num_proc = ps.num_proc;
2271 pse.num_lwp = ps.num_lwp;
2272 pse.vmem_size = ps.vmem_size;
2273 pse.vmem_rss = ps.vmem_rss;
2274 pse.vmem_data = ps.vmem_data;
2275 pse.vmem_code = ps.vmem_code;
2276 pse.stack_size = ps.stack_size;
2278 pse.vmem_minflt = 0;
2279 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2280 pse.vmem_majflt = 0;
2281 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2283 pse.cpu_user = 0;
2284 pse.cpu_user_counter = ps.cpu_user_counter;
2285 pse.cpu_system = 0;
2286 pse.cpu_system_counter = ps.cpu_system_counter;
2288 pse.io_rchar = ps.io_rchar;
2289 pse.io_wchar = ps.io_wchar;
2290 pse.io_syscr = ps.io_syscr;
2291 pse.io_syscw = ps.io_syscw;
2293 pse.cswitch_vol = -1;
2294 pse.cswitch_invol = -1;
2296 switch (state)
2297 {
2298 case 'R': running++; break;
2299 case 'S': sleeping++; break;
2300 case 'E': detached++; break;
2301 case 'Z': zombies++; break;
2302 case 'T': stopped++; break;
2303 case 'A': daemon++; break;
2304 case 'Y': system++; break;
2305 case 'O': orphan++; break;
2306 }
2309 ps_list_add (ps.name,
2310 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2311 &pse);
2312 } /* while(readdir) */
2313 closedir (proc);
2315 ps_submit_state ("running", running);
2316 ps_submit_state ("sleeping", sleeping);
2317 ps_submit_state ("zombies", zombies);
2318 ps_submit_state ("stopped", stopped);
2319 ps_submit_state ("detached", detached);
2320 ps_submit_state ("daemon", daemon);
2321 ps_submit_state ("system", system);
2322 ps_submit_state ("orphan", orphan);
2324 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2325 ps_submit_proc_list (ps_ptr);
2327 read_fork_rate();
2328 #endif /* KERNEL_SOLARIS */
2330 return (0);
2331 } /* int ps_read */
2333 void module_register (void)
2334 {
2335 plugin_register_complex_config ("processes", ps_config);
2336 plugin_register_init ("processes", ps_init);
2337 plugin_register_read ("processes", ps_read);
2338 } /* void module_register */