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
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.
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.
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
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>
33 * Clément Stenac <clement.stenac at diwi.org>
34 * Cosmin Ioiart <cioiart at gmail.com>
40 #include "configfile.h"
42 /* Include header files for the mach system, if they exist.. */
44 # if HAVE_MACH_MACH_INIT_H
45 # include <mach/mach_init.h>
47 # if HAVE_MACH_HOST_PRIV_H
48 # include <mach/host_priv.h>
50 # if HAVE_MACH_MACH_ERROR_H
51 # include <mach/mach_error.h>
53 # if HAVE_MACH_MACH_HOST_H
54 # include <mach/mach_host.h>
56 # if HAVE_MACH_MACH_PORT_H
57 # include <mach/mach_port.h>
59 # if HAVE_MACH_MACH_TYPES_H
60 # include <mach/mach_types.h>
62 # if HAVE_MACH_MESSAGE_H
63 # include <mach/message.h>
65 # if HAVE_MACH_PROCESSOR_SET_H
66 # include <mach/processor_set.h>
69 # include <mach/task.h>
71 # if HAVE_MACH_THREAD_ACT_H
72 # include <mach/thread_act.h>
74 # if HAVE_MACH_VM_REGION_H
75 # include <mach/vm_region.h>
77 # if HAVE_MACH_VM_MAP_H
78 # include <mach/vm_map.h>
80 # if HAVE_MACH_VM_PROT_H
81 # include <mach/vm_prot.h>
83 # if HAVE_SYS_SYSCTL_H
84 # include <sys/sysctl.h>
86 /* #endif HAVE_THREAD_INFO */
89 # if HAVE_LINUX_CONFIG_H
90 # include <linux/config.h>
93 # define CONFIG_HZ 100
95 /* #endif KERNEL_LINUX */
97 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
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 */
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
121 # undef _FILE_OFFSET_BITS
127 # define _FILE_OFFSET_BITS 64
131 # include <sys/user.h>
135 # define MAXCOMLEN 16
138 /* #endif KERNEL_SOLARIS */
141 # error "No applicable input method."
152 #ifndef CMDLINE_BUFFER_SIZE
153 # if defined(ARG_MAX) && (ARG_MAX < 4096)
154 # define CMDLINE_BUFFER_SIZE ARG_MAX
156 # define CMDLINE_BUFFER_SIZE 4096
160 typedef struct procstat_entry_s
165 unsigned long num_proc;
166 unsigned long num_lwp;
167 unsigned long vmem_size;
168 unsigned long vmem_rss;
169 unsigned long vmem_data;
170 unsigned long vmem_code;
171 unsigned long stack_size;
173 unsigned long vmem_minflt;
174 unsigned long vmem_majflt;
175 derive_t vmem_minflt_counter;
176 derive_t vmem_majflt_counter;
178 unsigned long cpu_user;
179 unsigned long cpu_system;
180 derive_t cpu_user_counter;
181 derive_t cpu_system_counter;
189 derive_t cswitch_vol;
190 derive_t cswitch_invol;
192 struct procstat_entry_s *next;
195 #define PROCSTAT_NAME_LEN 256
196 typedef struct procstat
198 char name[PROCSTAT_NAME_LEN];
203 unsigned long num_proc;
204 unsigned long num_lwp;
205 unsigned long vmem_size;
206 unsigned long vmem_rss;
207 unsigned long vmem_data;
208 unsigned long vmem_code;
209 unsigned long stack_size;
211 derive_t vmem_minflt_counter;
212 derive_t vmem_majflt_counter;
214 derive_t cpu_user_counter;
215 derive_t cpu_system_counter;
223 derive_t cswitch_vol;
224 derive_t cswitch_invol;
226 struct procstat *next;
227 struct procstat_entry_s *instances;
230 static procstat_t *list_head_g = NULL;
232 static _Bool report_ctx_switch = 0;
235 static mach_port_t port_host_self;
236 static mach_port_t port_task_self;
238 static processor_set_name_array_t pset_list;
239 static mach_msg_type_number_t pset_list_len;
240 /* #endif HAVE_THREAD_INFO */
243 static long pagesize_g;
244 /* #endif KERNEL_LINUX */
246 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
248 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
250 #elif HAVE_PROCINFO_H
251 static struct procentry64 procentry[MAXPROCENTRY];
252 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
255 #ifndef _AIXVERSION_610
256 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
257 int getthrds64( pid_t, void *, int, tid64_t *, int );
259 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
260 #endif /* HAVE_PROCINFO_H */
262 /* put name of process from config to list_head_g tree
263 * list_head_g is a list of 'procstat_t' structs with
264 * processes names we want to watch */
265 static void ps_list_register (const char *name, const char *regexp)
271 new = calloc (1, sizeof (*new));
274 ERROR ("processes plugin: ps_list_register: calloc failed.");
277 sstrncpy (new->name, name, sizeof (new->name));
282 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
283 new->re = malloc (sizeof (*new->re));
286 ERROR ("processes plugin: ps_list_register: malloc failed.");
291 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
294 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
303 ERROR ("processes plugin: ps_list_register: "
304 "Regular expression \"%s\" found in config "
305 "file, but support for regular expressions "
306 "has been disabled at compile time.",
313 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
315 if (strcmp (ptr->name, name) == 0)
317 WARNING ("processes plugin: You have configured more "
318 "than one `Process' or "
319 "`ProcessMatch' with the same name. "
320 "All but the first setting will be "
329 if (ptr->next == NULL)
337 } /* void ps_list_register */
339 /* try to match name against entry, returns 1 if success */
340 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
349 if ((str == NULL) || (str[0] == 0))
352 assert (str != NULL);
354 status = regexec (ps->re, str,
363 if (strcmp (ps->name, name) == 0)
367 } /* int ps_list_match */
369 static void ps_update_counter (_Bool init, derive_t *group_counter,
370 derive_t *curr_counter, unsigned long *curr_value,
371 derive_t new_counter, unsigned long new_value)
375 *curr_value = new_value;
376 *curr_counter += new_value;
377 *group_counter += new_value;
381 if (new_counter < *curr_counter)
382 *curr_value = new_counter + (ULONG_MAX - *curr_counter);
384 *curr_value = new_counter - *curr_counter;
386 *curr_counter = new_counter;
387 *group_counter += *curr_value;
390 /* add process entry to 'instances' of process 'name' (or refresh it) */
391 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
394 procstat_entry_t *pse;
399 for (ps = list_head_g; ps != NULL; ps = ps->next)
403 if ((ps_list_match (name, cmdline, ps)) == 0)
406 for (pse = ps->instances; pse != NULL; pse = pse->next)
407 if ((pse->id == entry->id) || (pse->next == NULL))
410 if ((pse == NULL) || (pse->id != entry->id))
412 procstat_entry_t *new;
414 new = calloc (1, sizeof (*new));
428 pse->num_proc = entry->num_proc;
429 pse->num_lwp = entry->num_lwp;
430 pse->vmem_size = entry->vmem_size;
431 pse->vmem_rss = entry->vmem_rss;
432 pse->vmem_data = entry->vmem_data;
433 pse->vmem_code = entry->vmem_code;
434 pse->stack_size = entry->stack_size;
435 pse->io_rchar = entry->io_rchar;
436 pse->io_wchar = entry->io_wchar;
437 pse->io_syscr = entry->io_syscr;
438 pse->io_syscw = entry->io_syscw;
439 pse->cswitch_vol = entry->cswitch_vol;
440 pse->cswitch_invol = entry->cswitch_invol;
442 ps->num_proc += pse->num_proc;
443 ps->num_lwp += pse->num_lwp;
444 ps->vmem_size += pse->vmem_size;
445 ps->vmem_rss += pse->vmem_rss;
446 ps->vmem_data += pse->vmem_data;
447 ps->vmem_code += pse->vmem_code;
448 ps->stack_size += pse->stack_size;
450 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
451 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
452 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
453 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
455 ps->cswitch_vol += ((pse->cswitch_vol == -1)?0:pse->cswitch_vol);
456 ps->cswitch_invol += ((pse->cswitch_invol == -1)?0:pse->cswitch_invol);
458 want_init = (entry->vmem_minflt_counter == 0)
459 && (entry->vmem_majflt_counter == 0);
460 ps_update_counter (want_init,
461 &ps->vmem_minflt_counter,
462 &pse->vmem_minflt_counter, &pse->vmem_minflt,
463 entry->vmem_minflt_counter, entry->vmem_minflt);
464 ps_update_counter (want_init,
465 &ps->vmem_majflt_counter,
466 &pse->vmem_majflt_counter, &pse->vmem_majflt,
467 entry->vmem_majflt_counter, entry->vmem_majflt);
469 want_init = (entry->cpu_user_counter == 0)
470 && (entry->cpu_system_counter == 0);
471 ps_update_counter (want_init,
472 &ps->cpu_user_counter,
473 &pse->cpu_user_counter, &pse->cpu_user,
474 entry->cpu_user_counter, entry->cpu_user);
475 ps_update_counter (want_init,
476 &ps->cpu_system_counter,
477 &pse->cpu_system_counter, &pse->cpu_system,
478 entry->cpu_system_counter, entry->cpu_system);
482 /* remove old entries from instances of processes in list_head_g */
483 static void ps_list_reset (void)
486 procstat_entry_t *pse;
487 procstat_entry_t *pse_prev;
489 for (ps = list_head_g; ps != NULL; ps = ps->next)
502 ps->cswitch_vol = -1;
503 ps->cswitch_invol = -1;
511 DEBUG ("Removing this procstat entry cause it's too old: "
512 "id = %lu; name = %s;",
515 if (pse_prev == NULL)
517 ps->instances = pse->next;
523 pse_prev->next = pse->next;
525 pse = pse_prev->next;
534 } /* while (pse != NULL) */
535 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
538 /* put all pre-defined 'Process' names from config to list_head_g tree */
539 static int ps_config (oconfig_item_t *ci)
544 const size_t max_procname_len = 15;
545 #elif KERNEL_SOLARIS || KERNEL_FREEBSD
546 const size_t max_procname_len = MAXCOMLEN -1;
549 for (i = 0; i < ci->children_num; ++i) {
550 oconfig_item_t *c = ci->children + i;
552 if (strcasecmp (c->key, "Process") == 0)
554 if ((c->values_num != 1)
555 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
556 ERROR ("processes plugin: `Process' expects exactly "
557 "one string argument (got %i).",
562 if (c->children_num != 0) {
563 WARNING ("processes plugin: the `Process' config option "
564 "does not expect any child elements -- ignoring "
565 "content (%i elements) of the <Process '%s'> block.",
566 c->children_num, c->values[0].value.string);
569 #if KERNEL_LINUX || KERNEL_SOLARIS || KERNEL_FREEBSD
570 if (strlen (c->values[0].value.string) > max_procname_len) {
571 WARNING ("processes plugin: this platform has a %zu character limit "
572 "to process names. The `Process \"%s\"' option will "
573 "not work as expected.",
574 max_procname_len, c->values[0].value.string);
578 ps_list_register (c->values[0].value.string, NULL);
580 else if (strcasecmp (c->key, "ProcessMatch") == 0)
582 if ((c->values_num != 2)
583 || (OCONFIG_TYPE_STRING != c->values[0].type)
584 || (OCONFIG_TYPE_STRING != c->values[1].type))
586 ERROR ("processes plugin: `ProcessMatch' needs exactly "
587 "two string arguments (got %i).",
592 if (c->children_num != 0) {
593 WARNING ("processes plugin: the `ProcessMatch' config option "
594 "does not expect any child elements -- ignoring "
595 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
596 "block.", c->children_num, c->values[0].value.string,
597 c->values[1].value.string);
600 ps_list_register (c->values[0].value.string,
601 c->values[1].value.string);
603 else if (strcasecmp (c->key, "CollectContextSwitch") == 0)
605 cf_util_get_boolean (c, &report_ctx_switch);
609 ERROR ("processes plugin: The `%s' configuration option is not "
610 "understood and will be ignored.", c->key);
618 static int ps_init (void)
621 kern_return_t status;
623 port_host_self = mach_host_self ();
624 port_task_self = mach_task_self ();
626 if (pset_list != NULL)
628 vm_deallocate (port_task_self,
629 (vm_address_t) pset_list,
630 pset_list_len * sizeof (processor_set_t));
635 if ((status = host_processor_sets (port_host_self,
637 &pset_list_len)) != KERN_SUCCESS)
639 ERROR ("host_processor_sets failed: %s\n",
640 mach_error_string (status));
645 /* #endif HAVE_THREAD_INFO */
648 pagesize_g = sysconf(_SC_PAGESIZE);
649 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
650 pagesize_g, CONFIG_HZ);
651 /* #endif KERNEL_LINUX */
653 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
654 pagesize = getpagesize();
655 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
657 #elif HAVE_PROCINFO_H
658 pagesize = getpagesize();
659 #endif /* HAVE_PROCINFO_H */
664 /* submit global state (e.g.: qty of zombies, running, etc..) */
665 static void ps_submit_state (const char *state, double value)
668 value_list_t vl = VALUE_LIST_INIT;
670 values[0].gauge = value;
674 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
675 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
676 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
677 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
678 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
680 plugin_dispatch_values (&vl);
683 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
684 static void ps_submit_proc_list (procstat_t *ps)
687 value_list_t vl = VALUE_LIST_INIT;
691 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
692 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
693 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
695 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
696 vl.values[0].gauge = ps->vmem_size;
698 plugin_dispatch_values (&vl);
700 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
701 vl.values[0].gauge = ps->vmem_rss;
703 plugin_dispatch_values (&vl);
705 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
706 vl.values[0].gauge = ps->vmem_data;
708 plugin_dispatch_values (&vl);
710 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
711 vl.values[0].gauge = ps->vmem_code;
713 plugin_dispatch_values (&vl);
715 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
716 vl.values[0].gauge = ps->stack_size;
718 plugin_dispatch_values (&vl);
720 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
721 vl.values[0].derive = ps->cpu_user_counter;
722 vl.values[1].derive = ps->cpu_system_counter;
724 plugin_dispatch_values (&vl);
726 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
727 vl.values[0].gauge = ps->num_proc;
728 vl.values[1].gauge = ps->num_lwp;
730 plugin_dispatch_values (&vl);
732 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
733 vl.values[0].derive = ps->vmem_minflt_counter;
734 vl.values[1].derive = ps->vmem_majflt_counter;
736 plugin_dispatch_values (&vl);
738 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
740 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
741 vl.values[0].derive = ps->io_rchar;
742 vl.values[1].derive = ps->io_wchar;
744 plugin_dispatch_values (&vl);
747 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
749 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
750 vl.values[0].derive = ps->io_syscr;
751 vl.values[1].derive = ps->io_syscw;
753 plugin_dispatch_values (&vl);
756 if ( report_ctx_switch )
758 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
759 sstrncpy (vl.type_instance, "voluntary", sizeof (vl.type_instance));
760 vl.values[0].derive = ps->cswitch_vol;
762 plugin_dispatch_values (&vl);
764 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
765 sstrncpy (vl.type_instance, "involuntary", sizeof (vl.type_instance));
766 vl.values[0].derive = ps->cswitch_invol;
768 plugin_dispatch_values (&vl);
771 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
772 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
774 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
775 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
776 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
777 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64"; "
778 "cswitch_vol = %"PRIi64"; cswitch_invol = %"PRIi64";",
779 ps->name, ps->num_proc, ps->num_lwp,
780 ps->vmem_size, ps->vmem_rss,
781 ps->vmem_data, ps->vmem_code,
782 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
783 ps->cpu_user_counter, ps->cpu_system_counter,
784 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw,
785 ps->cswitch_vol, ps->cswitch_invol);
786 } /* void ps_submit_proc_list */
788 #if KERNEL_LINUX || KERNEL_SOLARIS
789 static void ps_submit_fork_rate (derive_t value)
792 value_list_t vl = VALUE_LIST_INIT;
794 values[0].derive = value;
798 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
799 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
800 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
801 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
802 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
804 plugin_dispatch_values(&vl);
806 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
808 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
810 static procstat_t *ps_read_tasks_status (long pid, procstat_t *ps)
817 derive_t cswitch_vol = 0;
818 derive_t cswitch_invol = 0;
823 ssnprintf (dirname, sizeof (dirname), "/proc/%li/task", pid);
825 if ((dh = opendir (dirname)) == NULL)
827 DEBUG ("Failed to open directory `%s'", dirname);
831 while ((ent = readdir (dh)) != NULL)
835 if (!isdigit ((int) ent->d_name[0]))
840 ssnprintf (filename, sizeof (filename), "/proc/%li/task/%s/status", pid, tpid);
841 if ((fh = fopen (filename, "r")) == NULL)
843 DEBUG ("Failed to open file `%s'", filename);
847 while (fgets (buffer, sizeof(buffer), fh) != NULL)
852 if (strncmp (buffer, "voluntary_ctxt_switches", 23) != 0
853 && strncmp (buffer, "nonvoluntary_ctxt_switches", 26) != 0)
856 numfields = strsplit (buffer, fields,
857 STATIC_ARRAY_SIZE (fields));
864 tmp = (derive_t) strtoll (fields[1], &endptr, /* base = */ 10);
865 if ((errno == 0) && (endptr != fields[1]))
867 if (strncmp (buffer, "voluntary_ctxt_switches", 23) == 0)
871 else if (strncmp (buffer, "nonvoluntary_ctxt_switches", 26) == 0)
873 cswitch_invol += tmp;
876 } /* while (fgets) */
881 WARNING ("processes: fclose: %s",
882 sstrerror (errno, errbuf, sizeof (errbuf)));
887 ps->cswitch_vol = cswitch_vol;
888 ps->cswitch_invol = cswitch_invol;
891 } /* int *ps_read_tasks_status */
893 /* Read data from /proc/pid/status */
894 static procstat_t *ps_read_status (long pid, procstat_t *ps)
899 unsigned long lib = 0;
900 unsigned long exe = 0;
901 unsigned long data = 0;
902 unsigned long threads = 0;
906 ssnprintf (filename, sizeof (filename), "/proc/%li/status", pid);
907 if ((fh = fopen (filename, "r")) == NULL)
910 while (fgets (buffer, sizeof(buffer), fh) != NULL)
915 if (strncmp (buffer, "Vm", 2) != 0
916 && strncmp (buffer, "Threads", 7) != 0)
919 numfields = strsplit (buffer, fields,
920 STATIC_ARRAY_SIZE (fields));
927 tmp = strtoul (fields[1], &endptr, /* base = */ 10);
928 if ((errno == 0) && (endptr != fields[1]))
930 if (strncmp (buffer, "VmData", 6) == 0)
934 else if (strncmp (buffer, "VmLib", 5) == 0)
938 else if (strncmp(buffer, "VmExe", 5) == 0)
942 else if (strncmp(buffer, "Threads", 7) == 0)
947 } /* while (fgets) */
952 WARNING ("processes: fclose: %s",
953 sstrerror (errno, errbuf, sizeof (errbuf)));
956 ps->vmem_data = data * 1024;
957 ps->vmem_code = (exe + lib) * 1024;
959 ps->num_lwp = threads;
962 } /* procstat_t *ps_read_vmem */
964 static procstat_t *ps_read_io (long pid, procstat_t *ps)
973 ssnprintf (filename, sizeof (filename), "/proc/%li/io", pid);
974 if ((fh = fopen (filename, "r")) == NULL)
977 while (fgets (buffer, sizeof (buffer), fh) != NULL)
979 derive_t *val = NULL;
983 if (strncasecmp (buffer, "rchar:", 6) == 0)
984 val = &(ps->io_rchar);
985 else if (strncasecmp (buffer, "wchar:", 6) == 0)
986 val = &(ps->io_wchar);
987 else if (strncasecmp (buffer, "syscr:", 6) == 0)
988 val = &(ps->io_syscr);
989 else if (strncasecmp (buffer, "syscw:", 6) == 0)
990 val = &(ps->io_syscw);
994 numfields = strsplit (buffer, fields,
995 STATIC_ARRAY_SIZE (fields));
1002 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
1003 if ((errno != 0) || (endptr == fields[1]))
1006 *val = (derive_t) tmp;
1007 } /* while (fgets) */
1012 WARNING ("processes: fclose: %s",
1013 sstrerror (errno, errbuf, sizeof (errbuf)));
1017 } /* procstat_t *ps_read_io */
1019 static int ps_read_process (long pid, procstat_t *ps, char *state)
1030 size_t name_start_pos;
1031 size_t name_end_pos;
1034 derive_t cpu_user_counter;
1035 derive_t cpu_system_counter;
1036 long long unsigned vmem_size;
1037 long long unsigned vmem_rss;
1038 long long unsigned stack_size;
1042 memset (ps, 0, sizeof (procstat_t));
1044 ssnprintf (filename, sizeof (filename), "/proc/%li/stat", pid);
1046 status = read_file_contents (filename, buffer, sizeof(buffer) - 1);
1049 buffer_len = (size_t) status;
1050 buffer[buffer_len] = 0;
1052 /* The name of the process is enclosed in parens. Since the name can
1053 * contain parens itself, spaces, numbers and pretty much everything
1054 * else, use these to determine the process name. We don't use
1055 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
1056 * otherwise be required to determine name_len. */
1058 while (name_start_pos < buffer_len && buffer[name_start_pos] != '(')
1061 name_end_pos = buffer_len;
1062 while (name_end_pos > 0 && buffer[name_end_pos] != ')')
1065 /* Either '(' or ')' is not found or they are in the wrong order.
1066 * Anyway, something weird that shouldn't happen ever. */
1067 if (name_start_pos >= name_end_pos)
1069 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
1070 name_start_pos, name_end_pos);
1074 name_len = (name_end_pos - name_start_pos) - 1;
1075 if (name_len >= sizeof (ps->name))
1076 name_len = sizeof (ps->name) - 1;
1078 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
1080 if ((buffer_len - name_end_pos) < 2)
1082 buffer_ptr = &buffer[name_end_pos + 2];
1084 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
1085 if (fields_len < 22)
1087 DEBUG ("processes plugin: ps_read_process (pid = %li):"
1088 " `%s' has only %i fields..",
1089 pid, filename, fields_len);
1093 *state = fields[0][0];
1102 ps->num_lwp = strtoul (fields[17], /* endptr = */ NULL, /* base = */ 10);
1103 if ((ps_read_status(pid, ps)) == NULL)
1108 DEBUG("ps_read_process: did not get vmem data for pid %li", pid);
1110 if (ps->num_lwp == 0)
1115 /* Leave the rest at zero if this is only a zombi */
1116 if (ps->num_proc == 0)
1118 DEBUG ("processes plugin: This is only a zombie: pid = %li; "
1119 "name = %s;", pid, ps->name);
1123 cpu_user_counter = atoll (fields[11]);
1124 cpu_system_counter = atoll (fields[12]);
1125 vmem_size = atoll (fields[20]);
1126 vmem_rss = atoll (fields[21]);
1127 ps->vmem_minflt_counter = atol (fields[7]);
1128 ps->vmem_majflt_counter = atol (fields[9]);
1131 unsigned long long stack_start = atoll (fields[25]);
1132 unsigned long long stack_ptr = atoll (fields[26]);
1134 stack_size = (stack_start > stack_ptr)
1135 ? stack_start - stack_ptr
1136 : stack_ptr - stack_start;
1139 /* Convert jiffies to useconds */
1140 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1141 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1142 vmem_rss = vmem_rss * pagesize_g;
1144 ps->cpu_user_counter = cpu_user_counter;
1145 ps->cpu_system_counter = cpu_system_counter;
1146 ps->vmem_size = (unsigned long) vmem_size;
1147 ps->vmem_rss = (unsigned long) vmem_rss;
1148 ps->stack_size = (unsigned long) stack_size;
1150 if ( (ps_read_io (pid, ps)) == NULL)
1158 DEBUG("ps_read_process: not get io data for pid %li", pid);
1161 if ( report_ctx_switch )
1163 if ( (ps_read_tasks_status(pid, ps)) == NULL)
1165 ps->cswitch_vol = -1;
1166 ps->cswitch_invol = -1;
1168 DEBUG("ps_read_tasks_status: not get context "
1169 "switch data for pid %li", pid);
1175 } /* int ps_read_process (...) */
1177 static char *ps_get_cmdline (long pid, char *name, char *buf, size_t buf_len)
1182 char file[PATH_MAX];
1187 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1190 ssnprintf (file, sizeof (file), "/proc/%li/cmdline", pid);
1193 fd = open (file, O_RDONLY);
1196 /* ENOENT means the process exited while we were handling it.
1197 * Don't complain about this, it only fills the logs. */
1198 if (errno != ENOENT)
1199 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1200 sstrerror (errno, errbuf, sizeof (errbuf)));
1212 status = read (fd, (void *)buf_ptr, len);
1217 if ((EAGAIN == errno) || (EINTR == errno))
1220 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1221 sstrerror (errno, errbuf, sizeof (errbuf)));
1241 /* cmdline not available; e.g. kernel thread, zombie */
1245 ssnprintf (buf, buf_len, "[%s]", name);
1249 assert (n <= buf_len);
1256 /* remove trailing whitespace */
1257 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1262 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1269 } /* char *ps_get_cmdline (...) */
1271 static int read_fork_rate (void)
1276 _Bool value_valid = 0;
1278 proc_stat = fopen ("/proc/stat", "r");
1279 if (proc_stat == NULL)
1282 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1283 sstrerror (errno, errbuf, sizeof (errbuf)));
1287 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1293 fields_num = strsplit (buffer, fields,
1294 STATIC_ARRAY_SIZE (fields));
1295 if (fields_num != 2)
1298 if (strcmp ("processes", fields[0]) != 0)
1301 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1312 ps_submit_fork_rate (value.derive);
1315 #endif /*KERNEL_LINUX */
1318 static char *ps_get_cmdline (long pid, char *name __attribute__((unused)), /* {{{ */
1319 char *buffer, size_t buffer_size)
1321 char path[PATH_MAX];
1325 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1327 status = read_file_contents (path, (void *) &info, sizeof (info));
1328 if ((status < 0) || (((size_t) status) != sizeof (info)))
1330 ERROR ("processes plugin: Unexpected return value "
1331 "while reading \"%s\": "
1332 "Returned %zd but expected %zu.",
1333 path, status, buffer_size);
1337 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1338 sstrncpy (buffer, info.pr_psargs, buffer_size);
1341 } /* }}} int ps_get_cmdline */
1344 * Reads process information on the Solaris OS. The information comes mainly from
1345 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1346 * The values for input and ouput chars are calculated "by hand"
1347 * Added a few "solaris" specific process states as well
1349 static int ps_read_process(long pid, procstat_t *ps, char *state)
1352 char f_psinfo[64], f_usage[64];
1355 pstatus_t *myStatus;
1359 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1360 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1361 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1364 buffer = calloc(1, sizeof (pstatus_t));
1365 read_file_contents(filename, buffer, sizeof (pstatus_t));
1366 myStatus = (pstatus_t *) buffer;
1368 buffer = calloc(1, sizeof (psinfo_t));
1369 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1370 myInfo = (psinfo_t *) buffer;
1372 buffer = calloc(1, sizeof (prusage_t));
1373 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1374 myUsage = (prusage_t *) buffer;
1376 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1377 ps->num_lwp = myStatus->pr_nlwp;
1378 if (myInfo->pr_wstat != 0) {
1381 *state = (char) 'Z';
1389 ps->num_lwp = myInfo->pr_nlwp;
1393 * Convert system time and user time from nanoseconds to microseconds
1394 * for compatibility with the linux module
1396 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1397 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1400 * Convert rssize from KB to bytes to be consistent w/ the linux module
1402 ps->vmem_rss = myInfo->pr_rssize * 1024;
1403 ps->vmem_size = myInfo->pr_size * 1024;
1404 ps->vmem_minflt_counter = myUsage->pr_minf;
1405 ps->vmem_majflt_counter = myUsage->pr_majf;
1408 * TODO: Data and code segment calculations for Solaris
1413 ps->stack_size = myStatus->pr_stksize;
1416 * Calculating input/ouput chars
1417 * Formula used is total chars / total blocks => chars/block
1418 * then convert input/output blocks to chars
1420 ulong_t tot_chars = myUsage->pr_ioch;
1421 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1422 ulong_t chars_per_block = 1;
1423 if (tot_blocks != 0)
1424 chars_per_block = tot_chars / tot_blocks;
1425 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1426 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1427 ps->io_syscr = myUsage->pr_sysc;
1428 ps->io_syscw = myUsage->pr_sysc;
1431 * TODO: context switch counters for Solaris
1433 ps->cswitch_vol = -1;
1434 ps->cswitch_invol = -1;
1438 * TODO: Find way of setting BLOCKED and PAGING status
1441 *state = (char) 'R';
1442 if (myStatus->pr_flags & PR_ASLEEP)
1443 *state = (char) 'S';
1444 else if (myStatus->pr_flags & PR_STOPPED)
1445 *state = (char) 'T';
1446 else if (myStatus->pr_flags & PR_DETACH)
1447 *state = (char) 'E';
1448 else if (myStatus->pr_flags & PR_DAEMON)
1449 *state = (char) 'A';
1450 else if (myStatus->pr_flags & PR_ISSYS)
1451 *state = (char) 'Y';
1452 else if (myStatus->pr_flags & PR_ORPHAN)
1453 *state = (char) 'O';
1463 * Reads the number of threads created since the last reboot. On Solaris these
1464 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1465 * The result is the sum for all the threads created on each cpu
1467 static int read_fork_rate (void)
1469 extern kstat_ctl_t *kc;
1470 kstat_t *ksp_chain = NULL;
1471 derive_t result = 0;
1476 for (ksp_chain = kc->kc_chain;
1478 ksp_chain = ksp_chain->ks_next)
1480 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1481 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1482 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1486 kstat_read (kc, ksp_chain, NULL);
1488 tmp = get_kstat_value(ksp_chain, "nthreads");
1494 ps_submit_fork_rate (result);
1497 #endif /* KERNEL_SOLARIS */
1499 #if HAVE_THREAD_INFO
1500 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1504 struct kinfo_proc kp;
1509 mib[2] = KERN_PROC_PID;
1511 if (pid_for_task (t, pid) != KERN_SUCCESS)
1515 kp_size = sizeof (kp);
1516 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1519 if (name_max_len > (MAXCOMLEN + 1))
1520 name_max_len = MAXCOMLEN + 1;
1522 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1523 name[name_max_len - 1] = '\0';
1525 DEBUG ("pid = %i; name = %s;", *pid, name);
1527 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1528 * `top' does it, because it is a lot of work and only used when
1529 * debugging. -octo */
1533 #endif /* HAVE_THREAD_INFO */
1534 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1536 /* do actual readings from kernel */
1537 static int ps_read (void)
1539 #if HAVE_THREAD_INFO
1540 kern_return_t status;
1543 processor_set_t port_pset_priv;
1546 task_array_t task_list;
1547 mach_msg_type_number_t task_list_len;
1550 char task_name[MAXCOMLEN + 1];
1553 thread_act_array_t thread_list;
1554 mach_msg_type_number_t thread_list_len;
1555 thread_basic_info_data_t thread_data;
1556 mach_msg_type_number_t thread_data_len;
1565 procstat_entry_t pse;
1570 * The Mach-concept is a little different from the traditional UNIX
1571 * concept: All the work is done in threads. Threads are contained in
1572 * `tasks'. Therefore, `task status' doesn't make much sense, since
1573 * it's actually a `thread status'.
1574 * Tasks are assigned to sets of processors, so that's where you go to
1577 for (pset = 0; pset < pset_list_len; pset++)
1579 if ((status = host_processor_set_priv (port_host_self,
1581 &port_pset_priv)) != KERN_SUCCESS)
1583 ERROR ("host_processor_set_priv failed: %s\n",
1584 mach_error_string (status));
1588 if ((status = processor_set_tasks (port_pset_priv,
1590 &task_list_len)) != KERN_SUCCESS)
1592 ERROR ("processor_set_tasks failed: %s\n",
1593 mach_error_string (status));
1594 mach_port_deallocate (port_task_self, port_pset_priv);
1598 for (task = 0; task < task_list_len; task++)
1601 if (mach_get_task_name (task_list[task],
1603 task_name, PROCSTAT_NAME_LEN) == 0)
1605 /* search for at least one match */
1606 for (ps = list_head_g; ps != NULL; ps = ps->next)
1607 /* FIXME: cmdline should be here instead of NULL */
1608 if (ps_list_match (task_name, NULL, ps) == 1)
1612 /* Collect more detailed statistics for this process */
1615 task_basic_info_data_t task_basic_info;
1616 mach_msg_type_number_t task_basic_info_len;
1617 task_events_info_data_t task_events_info;
1618 mach_msg_type_number_t task_events_info_len;
1619 task_absolutetime_info_data_t task_absolutetime_info;
1620 mach_msg_type_number_t task_absolutetime_info_len;
1622 memset (&pse, '\0', sizeof (pse));
1625 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1626 status = task_info (task_list[task],
1628 (task_info_t) &task_basic_info,
1629 &task_basic_info_len);
1630 if (status != KERN_SUCCESS)
1632 ERROR ("task_info failed: %s",
1633 mach_error_string (status));
1634 continue; /* with next thread_list */
1637 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1638 status = task_info (task_list[task],
1640 (task_info_t) &task_events_info,
1641 &task_events_info_len);
1642 if (status != KERN_SUCCESS)
1644 ERROR ("task_info failed: %s",
1645 mach_error_string (status));
1646 continue; /* with next thread_list */
1649 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1650 status = task_info (task_list[task],
1651 TASK_ABSOLUTETIME_INFO,
1652 (task_info_t) &task_absolutetime_info,
1653 &task_absolutetime_info_len);
1654 if (status != KERN_SUCCESS)
1656 ERROR ("task_info failed: %s",
1657 mach_error_string (status));
1658 continue; /* with next thread_list */
1662 pse.vmem_size = task_basic_info.virtual_size;
1663 pse.vmem_rss = task_basic_info.resident_size;
1664 /* Does not seem to be easily exposed */
1668 pse.vmem_minflt_counter = task_events_info.cow_faults;
1669 pse.vmem_majflt_counter = task_events_info.faults;
1671 pse.cpu_user_counter = task_absolutetime_info.total_user;
1672 pse.cpu_system_counter = task_absolutetime_info.total_system;
1674 /* context switch counters not implemented */
1675 pse.cswitch_vol = -1;
1676 pse.cswitch_invol = -1;
1679 status = task_threads (task_list[task], &thread_list,
1681 if (status != KERN_SUCCESS)
1683 /* Apple's `top' treats this case a zombie. It
1684 * makes sense to some extend: A `zombie'
1685 * thread is nonsense, since the task/process
1688 DEBUG ("task_threads failed: %s",
1689 mach_error_string (status));
1690 if (task_list[task] != port_task_self)
1691 mach_port_deallocate (port_task_self,
1693 continue; /* with next task_list */
1696 for (thread = 0; thread < thread_list_len; thread++)
1698 thread_data_len = THREAD_BASIC_INFO_COUNT;
1699 status = thread_info (thread_list[thread],
1701 (thread_info_t) &thread_data,
1703 if (status != KERN_SUCCESS)
1705 ERROR ("thread_info failed: %s",
1706 mach_error_string (status));
1707 if (task_list[task] != port_task_self)
1708 mach_port_deallocate (port_task_self,
1709 thread_list[thread]);
1710 continue; /* with next thread_list */
1716 switch (thread_data.run_state)
1718 case TH_STATE_RUNNING:
1721 case TH_STATE_STOPPED:
1722 /* What exactly is `halted'? */
1723 case TH_STATE_HALTED:
1726 case TH_STATE_WAITING:
1729 case TH_STATE_UNINTERRUPTIBLE:
1732 /* There is no `zombie' case here,
1733 * since there are no zombie-threads.
1734 * There's only zombie tasks, which are
1737 WARNING ("Unknown thread status: %i",
1738 thread_data.run_state);
1740 } /* switch (thread_data.run_state) */
1742 if (task_list[task] != port_task_self)
1744 status = mach_port_deallocate (port_task_self,
1745 thread_list[thread]);
1746 if (status != KERN_SUCCESS)
1747 ERROR ("mach_port_deallocate failed: %s",
1748 mach_error_string (status));
1750 } /* for (thread_list) */
1752 if ((status = vm_deallocate (port_task_self,
1753 (vm_address_t) thread_list,
1754 thread_list_len * sizeof (thread_act_t)))
1757 ERROR ("vm_deallocate failed: %s",
1758 mach_error_string (status));
1761 thread_list_len = 0;
1763 /* Only deallocate the task port, if it isn't our own.
1764 * Don't know what would happen in that case, but this
1765 * is what Apple's top does.. ;) */
1766 if (task_list[task] != port_task_self)
1768 status = mach_port_deallocate (port_task_self,
1770 if (status != KERN_SUCCESS)
1771 ERROR ("mach_port_deallocate failed: %s",
1772 mach_error_string (status));
1776 /* FIXME: cmdline should be here instead of NULL */
1777 ps_list_add (task_name, NULL, &pse);
1778 } /* for (task_list) */
1780 if ((status = vm_deallocate (port_task_self,
1781 (vm_address_t) task_list,
1782 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1784 ERROR ("vm_deallocate failed: %s",
1785 mach_error_string (status));
1790 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1793 ERROR ("mach_port_deallocate failed: %s",
1794 mach_error_string (status));
1796 } /* for (pset_list) */
1798 ps_submit_state ("running", running);
1799 ps_submit_state ("sleeping", sleeping);
1800 ps_submit_state ("zombies", zombies);
1801 ps_submit_state ("stopped", stopped);
1802 ps_submit_state ("blocked", blocked);
1804 for (ps = list_head_g; ps != NULL; ps = ps->next)
1805 ps_submit_proc_list (ps);
1806 /* #endif HAVE_THREAD_INFO */
1820 char cmdline[CMDLINE_BUFFER_SIZE];
1824 procstat_entry_t pse;
1829 running = sleeping = zombies = stopped = paging = blocked = 0;
1832 if ((proc = opendir ("/proc")) == NULL)
1835 ERROR ("Cannot open `/proc': %s",
1836 sstrerror (errno, errbuf, sizeof (errbuf)));
1840 while ((ent = readdir (proc)) != NULL)
1842 if (!isdigit (ent->d_name[0]))
1845 if ((pid = atol (ent->d_name)) < 1)
1848 status = ps_read_process (pid, &ps, &state);
1851 DEBUG ("ps_read_process failed: %i", status);
1855 memset (&pse, 0, sizeof (pse));
1859 pse.num_proc = ps.num_proc;
1860 pse.num_lwp = ps.num_lwp;
1861 pse.vmem_size = ps.vmem_size;
1862 pse.vmem_rss = ps.vmem_rss;
1863 pse.vmem_data = ps.vmem_data;
1864 pse.vmem_code = ps.vmem_code;
1865 pse.stack_size = ps.stack_size;
1867 pse.vmem_minflt = 0;
1868 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1869 pse.vmem_majflt = 0;
1870 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1873 pse.cpu_user_counter = ps.cpu_user_counter;
1875 pse.cpu_system_counter = ps.cpu_system_counter;
1877 pse.io_rchar = ps.io_rchar;
1878 pse.io_wchar = ps.io_wchar;
1879 pse.io_syscr = ps.io_syscr;
1880 pse.io_syscw = ps.io_syscw;
1882 pse.cswitch_vol = ps.cswitch_vol;
1883 pse.cswitch_invol = ps.cswitch_invol;
1887 case 'R': running++; break;
1888 case 'S': sleeping++; break;
1889 case 'D': blocked++; break;
1890 case 'Z': zombies++; break;
1891 case 'T': stopped++; break;
1892 case 'W': paging++; break;
1895 ps_list_add (ps.name,
1896 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1902 ps_submit_state ("running", running);
1903 ps_submit_state ("sleeping", sleeping);
1904 ps_submit_state ("zombies", zombies);
1905 ps_submit_state ("stopped", stopped);
1906 ps_submit_state ("paging", paging);
1907 ps_submit_state ("blocked", blocked);
1909 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1910 ps_submit_proc_list (ps_ptr);
1913 /* #endif KERNEL_LINUX */
1915 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1925 char errbuf[_POSIX2_LINE_MAX];
1926 struct kinfo_proc *procs; /* array of processes */
1927 struct kinfo_proc *proc_ptr = NULL;
1928 int count; /* returns number of processes */
1932 procstat_entry_t pse;
1936 /* Open the kvm interface, get a descriptor */
1937 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1940 ERROR ("processes plugin: Cannot open kvm interface: %s",
1945 /* Get the list of processes. */
1946 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1949 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1955 /* Iterate through the processes in kinfo_proc */
1956 for (i = 0; i < count; i++)
1958 /* Create only one process list entry per _process_, i.e.
1959 * filter out threads (duplicate PID entries). */
1960 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1962 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1963 _Bool have_cmdline = 0;
1965 proc_ptr = &(procs[i]);
1966 /* Don't probe system processes and processes without arguments */
1967 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1968 && (procs[i].ki_args != NULL))
1974 /* retrieve the arguments */
1975 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1977 if ((argv != NULL) && (argv[0] != NULL))
1979 while (argv[argc] != NULL)
1982 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1984 WARNING ("processes plugin: Command line did not fit into buffer.");
1988 } /* if (process has argument list) */
1990 pse.id = procs[i].ki_pid;
1994 pse.num_lwp = procs[i].ki_numthreads;
1996 pse.vmem_size = procs[i].ki_size;
1997 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1998 pse.vmem_data = procs[i].ki_dsize * pagesize;
1999 pse.vmem_code = procs[i].ki_tsize * pagesize;
2000 pse.stack_size = procs[i].ki_ssize * pagesize;
2001 pse.vmem_minflt = 0;
2002 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
2003 pse.vmem_majflt = 0;
2004 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
2008 pse.cpu_user_counter = 0;
2009 pse.cpu_system_counter = 0;
2011 * The u-area might be swapped out, and we can't get
2012 * at it because we have a crashdump and no swap.
2013 * If it's here fill in these fields, otherwise, just
2016 if (procs[i].ki_flag & P_INMEM)
2018 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
2019 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
2020 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
2021 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
2030 /* context switch counters not implemented */
2031 pse.cswitch_vol = -1;
2032 pse.cswitch_invol = -1;
2034 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
2036 switch (procs[i].ki_stat)
2038 case SSTOP: stopped++; break;
2039 case SSLEEP: sleeping++; break;
2040 case SRUN: running++; break;
2041 case SIDL: idle++; break;
2042 case SWAIT: wait++; break;
2043 case SLOCK: blocked++; break;
2044 case SZOMB: zombies++; break;
2046 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
2051 ps_submit_state ("running", running);
2052 ps_submit_state ("sleeping", sleeping);
2053 ps_submit_state ("zombies", zombies);
2054 ps_submit_state ("stopped", stopped);
2055 ps_submit_state ("blocked", blocked);
2056 ps_submit_state ("idle", idle);
2057 ps_submit_state ("wait", wait);
2059 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2060 ps_submit_proc_list (ps_ptr);
2061 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
2063 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
2074 struct kinfo_proc *procs; /* array of processes */
2075 struct kinfo_proc *proc_ptr = NULL;
2076 int count; /* returns number of processes */
2080 procstat_entry_t pse;
2084 /* Open the kvm interface, get a descriptor */
2085 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
2088 ERROR ("processes plugin: Cannot open kvm interface: %s",
2093 /* Get the list of processes. */
2094 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
2097 ERROR ("processes plugin: Cannot get kvm processes list: %s",
2103 /* Iterate through the processes in kinfo_proc */
2104 for (i = 0; i < count; i++)
2106 /* Create only one process list entry per _process_, i.e.
2107 * filter out threads (duplicate PID entries). */
2108 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
2110 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2111 _Bool have_cmdline = 0;
2113 proc_ptr = &(procs[i]);
2114 /* Don't probe zombie processes */
2115 if (!P_ZOMBIE(proc_ptr))
2121 /* retrieve the arguments */
2122 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2124 if ((argv != NULL) && (argv[0] != NULL))
2126 while (argv[argc] != NULL)
2129 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2131 WARNING ("processes plugin: Command line did not fit into buffer.");
2135 } /* if (process has argument list) */
2137 memset (&pse, 0, sizeof (pse));
2138 pse.id = procs[i].p_pid;
2142 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2144 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2145 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2146 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2147 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2148 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2149 pse.vmem_minflt = 0;
2150 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2151 pse.vmem_majflt = 0;
2152 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2156 pse.cpu_user_counter = procs[i].p_uutime_usec +
2157 (1000000lu * procs[i].p_uutime_sec);
2158 pse.cpu_system_counter = procs[i].p_ustime_usec +
2159 (1000000lu * procs[i].p_ustime_sec);
2167 /* context switch counters not implemented */
2168 pse.cswitch_vol = -1;
2169 pse.cswitch_invol = -1;
2171 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2173 switch (procs[i].p_stat)
2175 case SSTOP: stopped++; break;
2176 case SSLEEP: sleeping++; break;
2177 case SRUN: running++; break;
2178 case SIDL: idle++; break;
2179 case SONPROC: onproc++; break;
2180 case SDEAD: dead++; break;
2181 case SZOMB: zombies++; break;
2183 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2188 ps_submit_state ("running", running);
2189 ps_submit_state ("sleeping", sleeping);
2190 ps_submit_state ("zombies", zombies);
2191 ps_submit_state ("stopped", stopped);
2192 ps_submit_state ("onproc", onproc);
2193 ps_submit_state ("idle", idle);
2194 ps_submit_state ("dead", dead);
2196 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2197 ps_submit_proc_list (ps_ptr);
2198 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2200 #elif HAVE_PROCINFO_H
2213 procstat_entry_t pse;
2216 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2217 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2218 &pindex, MAXPROCENTRY)) > 0)
2222 for (i = 0; i < nprocs; i++)
2226 char arglist[MAXARGLN+1];
2230 if (procentry[i].pi_state == SNONE) continue;
2231 /* if (procentry[i].pi_state == SZOMB) FIXME */
2233 cmdline = procentry[i].pi_comm;
2234 cargs = procentry[i].pi_comm;
2235 if ( procentry[i].pi_flags & SKPROC )
2237 if (procentry[i].pi_pid == 0)
2238 cmdline = "swapper";
2243 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2248 while (++n < MAXARGLN)
2250 if (arglist[n] == '\0')
2252 if (arglist[n+1] == '\0')
2261 pse.id = procentry[i].pi_pid;
2263 pse.num_lwp = procentry[i].pi_thcount;
2267 while ((nthreads = getthrds64(procentry[i].pi_pid,
2268 thrdentry, sizeof(struct thrdentry64),
2269 &thindex, MAXTHRDENTRY)) > 0)
2273 for (j=0; j< nthreads; j++)
2275 switch (thrdentry[j].ti_state)
2277 /* case TSNONE: break; */
2278 case TSIDL: blocked++; break; /* FIXME is really blocked */
2279 case TSRUN: running++; break;
2280 case TSSLEEP: sleeping++; break;
2281 case TSSWAP: paging++; break;
2282 case TSSTOP: stopped++; break;
2283 case TSZOMB: zombies++; break;
2286 if (nthreads < MAXTHRDENTRY)
2291 /* tv_usec is nanosec ??? */
2292 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2293 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2296 /* tv_usec is nanosec ??? */
2297 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2298 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2300 pse.vmem_minflt = 0;
2301 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2302 pse.vmem_majflt = 0;
2303 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2305 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2306 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2317 pse.cswitch_vol = -1;
2318 pse.cswitch_invol = -1;
2320 ps_list_add (cmdline, cargs, &pse);
2321 } /* for (i = 0 .. nprocs) */
2323 if (nprocs < MAXPROCENTRY)
2325 } /* while (getprocs64() > 0) */
2326 ps_submit_state ("running", running);
2327 ps_submit_state ("sleeping", sleeping);
2328 ps_submit_state ("zombies", zombies);
2329 ps_submit_state ("stopped", stopped);
2330 ps_submit_state ("paging", paging);
2331 ps_submit_state ("blocked", blocked);
2333 for (ps = list_head_g; ps != NULL; ps = ps->next)
2334 ps_submit_proc_list (ps);
2335 /* #endif HAVE_PROCINFO_H */
2337 #elif KERNEL_SOLARIS
2339 * The Solaris section adds a few more process states and removes some
2340 * process states compared to linux. Most notably there is no "PAGING"
2341 * and "BLOCKED" state for a process. The rest is similar to the linux
2360 char cmdline[PRARGSZ];
2364 proc = opendir ("/proc");
2368 while ((ent = readdir(proc)) != NULL)
2372 procstat_entry_t pse;
2375 if (!isdigit ((int) ent->d_name[0]))
2378 pid = strtol (ent->d_name, &endptr, 10);
2379 if (*endptr != 0) /* value didn't completely parse as a number */
2382 status = ps_read_process (pid, &ps, &state);
2385 DEBUG("ps_read_process failed: %i", status);
2389 memset (&pse, 0, sizeof (pse));
2393 pse.num_proc = ps.num_proc;
2394 pse.num_lwp = ps.num_lwp;
2395 pse.vmem_size = ps.vmem_size;
2396 pse.vmem_rss = ps.vmem_rss;
2397 pse.vmem_data = ps.vmem_data;
2398 pse.vmem_code = ps.vmem_code;
2399 pse.stack_size = ps.stack_size;
2401 pse.vmem_minflt = 0;
2402 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2403 pse.vmem_majflt = 0;
2404 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2407 pse.cpu_user_counter = ps.cpu_user_counter;
2409 pse.cpu_system_counter = ps.cpu_system_counter;
2411 pse.io_rchar = ps.io_rchar;
2412 pse.io_wchar = ps.io_wchar;
2413 pse.io_syscr = ps.io_syscr;
2414 pse.io_syscw = ps.io_syscw;
2416 pse.cswitch_vol = -1;
2417 pse.cswitch_invol = -1;
2421 case 'R': running++; break;
2422 case 'S': sleeping++; break;
2423 case 'E': detached++; break;
2424 case 'Z': zombies++; break;
2425 case 'T': stopped++; break;
2426 case 'A': daemon++; break;
2427 case 'Y': system++; break;
2428 case 'O': orphan++; break;
2432 ps_list_add (ps.name,
2433 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
2435 } /* while(readdir) */
2438 ps_submit_state ("running", running);
2439 ps_submit_state ("sleeping", sleeping);
2440 ps_submit_state ("zombies", zombies);
2441 ps_submit_state ("stopped", stopped);
2442 ps_submit_state ("detached", detached);
2443 ps_submit_state ("daemon", daemon);
2444 ps_submit_state ("system", system);
2445 ps_submit_state ("orphan", orphan);
2447 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2448 ps_submit_proc_list (ps_ptr);
2451 #endif /* KERNEL_SOLARIS */
2456 void module_register (void)
2458 plugin_register_complex_config ("processes", ps_config);
2459 plugin_register_init ("processes", ps_init);
2460 plugin_register_read ("processes", ps_read);
2461 } /* void module_register */