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
132 /* #endif KERNEL_SOLARIS */
135 # error "No applicable input method."
146 #ifndef CMDLINE_BUFFER_SIZE
147 # if defined(ARG_MAX) && (ARG_MAX < 4096)
148 # define CMDLINE_BUFFER_SIZE ARG_MAX
150 # define CMDLINE_BUFFER_SIZE 4096
154 typedef struct procstat_entry_s
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;
183 derive_t cswitch_vol;
184 derive_t cswitch_invol;
186 struct procstat_entry_s *next;
189 #define PROCSTAT_NAME_LEN 256
190 typedef struct procstat
192 char name[PROCSTAT_NAME_LEN];
197 unsigned long num_proc;
198 unsigned long num_lwp;
199 unsigned long vmem_size;
200 unsigned long vmem_rss;
201 unsigned long vmem_data;
202 unsigned long vmem_code;
203 unsigned long stack_size;
205 derive_t vmem_minflt_counter;
206 derive_t vmem_majflt_counter;
208 derive_t cpu_user_counter;
209 derive_t cpu_system_counter;
217 derive_t cswitch_vol;
218 derive_t cswitch_invol;
220 struct procstat *next;
221 struct procstat_entry_s *instances;
224 static procstat_t *list_head_g = NULL;
226 static _Bool ps_ctx_switch = 0;
229 static mach_port_t port_host_self;
230 static mach_port_t port_task_self;
232 static processor_set_name_array_t pset_list;
233 static mach_msg_type_number_t pset_list_len;
234 /* #endif HAVE_THREAD_INFO */
237 static long pagesize_g;
238 /* #endif KERNEL_LINUX */
240 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
242 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
244 #elif HAVE_PROCINFO_H
245 static struct procentry64 procentry[MAXPROCENTRY];
246 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
249 #ifndef _AIXVERSION_610
250 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
251 int getthrds64( pid_t, void *, int, tid64_t *, int );
253 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
254 #endif /* HAVE_PROCINFO_H */
256 /* put name of process from config to list_head_g tree
257 * list_head_g is a list of 'procstat_t' structs with
258 * processes names we want to watch */
259 static void ps_list_register (const char *name, const char *regexp)
265 new = (procstat_t *) malloc (sizeof (procstat_t));
268 ERROR ("processes plugin: ps_list_register: malloc failed.");
271 memset (new, 0, sizeof (procstat_t));
272 sstrncpy (new->name, name, sizeof (new->name));
277 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
278 new->re = (regex_t *) malloc (sizeof (regex_t));
281 ERROR ("processes plugin: ps_list_register: malloc failed.");
286 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
289 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
297 ERROR ("processes plugin: ps_list_register: "
298 "Regular expression \"%s\" found in config "
299 "file, but support for regular expressions "
300 "has been disabled at compile time.",
307 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
309 if (strcmp (ptr->name, name) == 0)
311 WARNING ("processes plugin: You have configured more "
312 "than one `Process' or "
313 "`ProcessMatch' with the same name. "
314 "All but the first setting will be "
321 if (ptr->next == NULL)
329 } /* void ps_list_register */
331 /* try to match name against entry, returns 1 if success */
332 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
341 if ((str == NULL) || (str[0] == 0))
344 assert (str != NULL);
346 status = regexec (ps->re, str,
355 if (strcmp (ps->name, name) == 0)
359 } /* int ps_list_match */
361 /* add process entry to 'instances' of process 'name' (or refresh it) */
362 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
365 procstat_entry_t *pse;
370 for (ps = list_head_g; ps != NULL; ps = ps->next)
372 if ((ps_list_match (name, cmdline, ps)) == 0)
375 for (pse = ps->instances; pse != NULL; pse = pse->next)
376 if ((pse->id == entry->id) || (pse->next == NULL))
379 if ((pse == NULL) || (pse->id != entry->id))
381 procstat_entry_t *new;
383 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
386 memset (new, 0, sizeof (procstat_entry_t));
398 pse->num_proc = entry->num_proc;
399 pse->num_lwp = entry->num_lwp;
400 pse->vmem_size = entry->vmem_size;
401 pse->vmem_rss = entry->vmem_rss;
402 pse->vmem_data = entry->vmem_data;
403 pse->vmem_code = entry->vmem_code;
404 pse->stack_size = entry->stack_size;
405 pse->io_rchar = entry->io_rchar;
406 pse->io_wchar = entry->io_wchar;
407 pse->io_syscr = entry->io_syscr;
408 pse->io_syscw = entry->io_syscw;
409 pse->cswitch_vol = entry->cswitch_vol;
410 pse->cswitch_invol = entry->cswitch_invol;
412 ps->num_proc += pse->num_proc;
413 ps->num_lwp += pse->num_lwp;
414 ps->vmem_size += pse->vmem_size;
415 ps->vmem_rss += pse->vmem_rss;
416 ps->vmem_data += pse->vmem_data;
417 ps->vmem_code += pse->vmem_code;
418 ps->stack_size += pse->stack_size;
420 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
421 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
422 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
423 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
425 ps->cswitch_vol += ((pse->cswitch_vol == -1)?0:pse->cswitch_vol);
426 ps->cswitch_invol += ((pse->cswitch_invol == -1)?0:pse->cswitch_invol);
428 if ((entry->vmem_minflt_counter == 0)
429 && (entry->vmem_majflt_counter == 0))
431 pse->vmem_minflt_counter += entry->vmem_minflt;
432 pse->vmem_minflt = entry->vmem_minflt;
434 pse->vmem_majflt_counter += entry->vmem_majflt;
435 pse->vmem_majflt = entry->vmem_majflt;
439 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
441 pse->vmem_minflt = entry->vmem_minflt_counter
442 + (ULONG_MAX - pse->vmem_minflt_counter);
446 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
448 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
450 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
452 pse->vmem_majflt = entry->vmem_majflt_counter
453 + (ULONG_MAX - pse->vmem_majflt_counter);
457 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
459 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
462 ps->vmem_minflt_counter += pse->vmem_minflt;
463 ps->vmem_majflt_counter += pse->vmem_majflt;
465 if ((entry->cpu_user_counter == 0)
466 && (entry->cpu_system_counter == 0))
468 pse->cpu_user_counter += entry->cpu_user;
469 pse->cpu_user = entry->cpu_user;
471 pse->cpu_system_counter += entry->cpu_system;
472 pse->cpu_system = entry->cpu_system;
476 if (entry->cpu_user_counter < pse->cpu_user_counter)
478 pse->cpu_user = entry->cpu_user_counter
479 + (ULONG_MAX - pse->cpu_user_counter);
483 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
485 pse->cpu_user_counter = entry->cpu_user_counter;
487 if (entry->cpu_system_counter < pse->cpu_system_counter)
489 pse->cpu_system = entry->cpu_system_counter
490 + (ULONG_MAX - pse->cpu_system_counter);
494 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
496 pse->cpu_system_counter = entry->cpu_system_counter;
499 ps->cpu_user_counter += pse->cpu_user;
500 ps->cpu_system_counter += pse->cpu_system;
505 /* remove old entries from instances of processes in list_head_g */
506 static void ps_list_reset (void)
509 procstat_entry_t *pse;
510 procstat_entry_t *pse_prev;
512 for (ps = list_head_g; ps != NULL; ps = ps->next)
525 ps->cswitch_vol = -1;
526 ps->cswitch_invol = -1;
534 DEBUG ("Removing this procstat entry cause it's too old: "
535 "id = %lu; name = %s;",
538 if (pse_prev == NULL)
540 ps->instances = pse->next;
546 pse_prev->next = pse->next;
548 pse = pse_prev->next;
557 } /* while (pse != NULL) */
558 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
561 /* put all pre-defined 'Process' names from config to list_head_g tree */
562 static int ps_config (oconfig_item_t *ci)
566 for (i = 0; i < ci->children_num; ++i) {
567 oconfig_item_t *c = ci->children + i;
569 if (strcasecmp (c->key, "Process") == 0)
571 if ((c->values_num != 1)
572 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
573 ERROR ("processes plugin: `Process' expects exactly "
574 "one string argument (got %i).",
579 if (c->children_num != 0) {
580 WARNING ("processes plugin: the `Process' config option "
581 "does not expect any child elements -- ignoring "
582 "content (%i elements) of the <Process '%s'> block.",
583 c->children_num, c->values[0].value.string);
586 ps_list_register (c->values[0].value.string, NULL);
588 else if (strcasecmp (c->key, "ProcessMatch") == 0)
590 if ((c->values_num != 2)
591 || (OCONFIG_TYPE_STRING != c->values[0].type)
592 || (OCONFIG_TYPE_STRING != c->values[1].type))
594 ERROR ("processes plugin: `ProcessMatch' needs exactly "
595 "two string arguments (got %i).",
600 if (c->children_num != 0) {
601 WARNING ("processes plugin: the `ProcessMatch' config option "
602 "does not expect any child elements -- ignoring "
603 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
604 "block.", c->children_num, c->values[0].value.string,
605 c->values[1].value.string);
608 ps_list_register (c->values[0].value.string,
609 c->values[1].value.string);
611 else if (strcasecmp (c->key, "CollectContextSwitch") == 0)
613 if ((c->values_num != 1)
614 || (c->values[0].type != OCONFIG_TYPE_BOOLEAN))
616 ERROR ("processes plugin: `CollectContextSwitch' needs exactly "
617 "one boolean argument.");
620 ps_ctx_switch = c->values[0].value.boolean ? 1 : 0;
624 ERROR ("processes plugin: The `%s' configuration option is not "
625 "understood and will be ignored.", c->key);
633 static int ps_init (void)
636 kern_return_t status;
638 port_host_self = mach_host_self ();
639 port_task_self = mach_task_self ();
641 if (pset_list != NULL)
643 vm_deallocate (port_task_self,
644 (vm_address_t) pset_list,
645 pset_list_len * sizeof (processor_set_t));
650 if ((status = host_processor_sets (port_host_self,
652 &pset_list_len)) != KERN_SUCCESS)
654 ERROR ("host_processor_sets failed: %s\n",
655 mach_error_string (status));
660 /* #endif HAVE_THREAD_INFO */
663 pagesize_g = sysconf(_SC_PAGESIZE);
664 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
665 pagesize_g, CONFIG_HZ);
666 /* #endif KERNEL_LINUX */
668 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
669 pagesize = getpagesize();
670 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
672 #elif HAVE_PROCINFO_H
673 pagesize = getpagesize();
674 #endif /* HAVE_PROCINFO_H */
679 /* submit global state (e.g.: qty of zombies, running, etc..) */
680 static void ps_submit_state (const char *state, double value)
683 value_list_t vl = VALUE_LIST_INIT;
685 values[0].gauge = value;
689 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
690 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
691 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
692 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
693 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
695 plugin_dispatch_values (&vl);
698 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
699 static void ps_submit_proc_list (procstat_t *ps)
702 value_list_t vl = VALUE_LIST_INIT;
706 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
707 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
708 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
710 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
711 vl.values[0].gauge = ps->vmem_size;
713 plugin_dispatch_values (&vl);
715 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
716 vl.values[0].gauge = ps->vmem_rss;
718 plugin_dispatch_values (&vl);
720 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
721 vl.values[0].gauge = ps->vmem_data;
723 plugin_dispatch_values (&vl);
725 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
726 vl.values[0].gauge = ps->vmem_code;
728 plugin_dispatch_values (&vl);
730 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
731 vl.values[0].gauge = ps->stack_size;
733 plugin_dispatch_values (&vl);
735 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
736 vl.values[0].derive = ps->cpu_user_counter;
737 vl.values[1].derive = ps->cpu_system_counter;
739 plugin_dispatch_values (&vl);
741 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
742 vl.values[0].gauge = ps->num_proc;
743 vl.values[1].gauge = ps->num_lwp;
745 plugin_dispatch_values (&vl);
747 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
748 vl.values[0].derive = ps->vmem_minflt_counter;
749 vl.values[1].derive = ps->vmem_majflt_counter;
751 plugin_dispatch_values (&vl);
753 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
755 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
756 vl.values[0].derive = ps->io_rchar;
757 vl.values[1].derive = ps->io_wchar;
759 plugin_dispatch_values (&vl);
762 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
764 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
765 vl.values[0].derive = ps->io_syscr;
766 vl.values[1].derive = ps->io_syscw;
768 plugin_dispatch_values (&vl);
773 sstrncpy (vl.type, "ps_cswitch_vol", sizeof (vl.type));
774 vl.values[0].derive = ps->cswitch_vol;
776 plugin_dispatch_values (&vl);
778 sstrncpy (vl.type, "ps_cswitch_invol", sizeof (vl.type));
779 vl.values[0].derive = ps->cswitch_invol;
781 plugin_dispatch_values (&vl);
784 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
785 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
787 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
788 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
789 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
790 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64"; "
791 "cswitch_vol = %"PRIi64"; cswitch_invol = %"PRIi64";",
792 ps->name, ps->num_proc, ps->num_lwp,
793 ps->vmem_size, ps->vmem_rss,
794 ps->vmem_data, ps->vmem_code,
795 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
796 ps->cpu_user_counter, ps->cpu_system_counter,
797 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw,
798 ps->cswitch_vol, ps->cswitch_invol);
799 } /* void ps_submit_proc_list */
801 #if KERNEL_LINUX || KERNEL_SOLARIS
802 static void ps_submit_fork_rate (derive_t value)
805 value_list_t vl = VALUE_LIST_INIT;
807 values[0].derive = value;
811 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
812 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
813 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
814 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
815 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
817 plugin_dispatch_values(&vl);
819 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
821 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
823 static procstat_t *ps_read_tasks_status (int pid, procstat_t *ps)
830 unsigned long long cswitch_vol = 0;
831 unsigned long long cswitch_invol = 0;
836 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
838 if ((dh = opendir (dirname)) == NULL)
840 DEBUG ("Failed to open directory `%s'", dirname);
844 while ((ent = readdir (dh)) != NULL)
848 if (!isdigit ((int) ent->d_name[0]))
853 ssnprintf (filename, sizeof (filename), "/proc/%i/task/%s/status", pid, tpid);
854 if ((fh = fopen (filename, "r")) == NULL)
856 DEBUG ("Failed to open file `%s'", filename);
860 while (fgets (buffer, sizeof(buffer), fh) != NULL)
865 if (strncmp (buffer, "voluntary_ctxt_switches", 23) != 0
866 && strncmp (buffer, "nonvoluntary_ctxt_switches", 26) != 0)
869 numfields = strsplit (buffer, fields,
870 STATIC_ARRAY_SIZE (fields));
877 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
878 if ((errno == 0) && (endptr != fields[1]))
880 if (strncmp (buffer, "voluntary_ctxt_switches", 23) == 0)
884 else if (strncmp (buffer, "nonvoluntary_ctxt_switches", 26) == 0)
886 cswitch_invol += tmp;
889 } /* while (fgets) */
894 WARNING ("processes: fclose: %s",
895 sstrerror (errno, errbuf, sizeof (errbuf)));
900 ps->cswitch_vol = cswitch_vol;
901 ps->cswitch_invol = cswitch_invol;
904 } /* int *ps_read_tasks_status */
906 static int ps_read_tasks (int pid)
913 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
915 if ((dh = opendir (dirname)) == NULL)
917 DEBUG ("Failed to open directory `%s'", dirname);
921 while ((ent = readdir (dh)) != NULL)
923 if (!isdigit ((int) ent->d_name[0]))
930 return ((count >= 1) ? count : 1);
931 } /* int *ps_read_tasks */
933 /* Read advanced virtual memory data from /proc/pid/status */
934 static procstat_t *ps_read_vmem (int pid, procstat_t *ps)
939 unsigned long long lib = 0;
940 unsigned long long exe = 0;
941 unsigned long long data = 0;
945 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
946 if ((fh = fopen (filename, "r")) == NULL)
949 while (fgets (buffer, sizeof(buffer), fh) != NULL)
954 if (strncmp (buffer, "Vm", 2) != 0)
957 numfields = strsplit (buffer, fields,
958 STATIC_ARRAY_SIZE (fields));
965 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
966 if ((errno == 0) && (endptr != fields[1]))
968 if (strncmp (buffer, "VmData", 6) == 0)
972 else if (strncmp (buffer, "VmLib", 5) == 0)
976 else if (strncmp(buffer, "VmExe", 5) == 0)
981 } /* while (fgets) */
986 WARNING ("processes: fclose: %s",
987 sstrerror (errno, errbuf, sizeof (errbuf)));
990 ps->vmem_data = data * 1024;
991 ps->vmem_code = (exe + lib) * 1024;
994 } /* procstat_t *ps_read_vmem */
996 static procstat_t *ps_read_io (int pid, procstat_t *ps)
1005 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
1006 if ((fh = fopen (filename, "r")) == NULL)
1009 while (fgets (buffer, sizeof (buffer), fh) != NULL)
1011 derive_t *val = NULL;
1015 if (strncasecmp (buffer, "rchar:", 6) == 0)
1016 val = &(ps->io_rchar);
1017 else if (strncasecmp (buffer, "wchar:", 6) == 0)
1018 val = &(ps->io_wchar);
1019 else if (strncasecmp (buffer, "syscr:", 6) == 0)
1020 val = &(ps->io_syscr);
1021 else if (strncasecmp (buffer, "syscw:", 6) == 0)
1022 val = &(ps->io_syscw);
1026 numfields = strsplit (buffer, fields,
1027 STATIC_ARRAY_SIZE (fields));
1034 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
1035 if ((errno != 0) || (endptr == fields[1]))
1038 *val = (derive_t) tmp;
1039 } /* while (fgets) */
1044 WARNING ("processes: fclose: %s",
1045 sstrerror (errno, errbuf, sizeof (errbuf)));
1049 } /* procstat_t *ps_read_io */
1051 int ps_read_process (int pid, procstat_t *ps, char *state)
1062 size_t name_start_pos;
1063 size_t name_end_pos;
1066 derive_t cpu_user_counter;
1067 derive_t cpu_system_counter;
1068 long long unsigned vmem_size;
1069 long long unsigned vmem_rss;
1070 long long unsigned stack_size;
1072 memset (ps, 0, sizeof (procstat_t));
1074 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
1076 buffer_len = read_file_contents (filename,
1077 buffer, sizeof(buffer) - 1);
1078 if (buffer_len <= 0)
1080 buffer[buffer_len] = 0;
1082 /* The name of the process is enclosed in parens. Since the name can
1083 * contain parens itself, spaces, numbers and pretty much everything
1084 * else, use these to determine the process name. We don't use
1085 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
1086 * otherwise be required to determine name_len. */
1088 while ((buffer[name_start_pos] != '(')
1089 && (name_start_pos < buffer_len))
1092 name_end_pos = buffer_len;
1093 while ((buffer[name_end_pos] != ')')
1094 && (name_end_pos > 0))
1097 /* Either '(' or ')' is not found or they are in the wrong order.
1098 * Anyway, something weird that shouldn't happen ever. */
1099 if (name_start_pos >= name_end_pos)
1101 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
1102 name_start_pos, name_end_pos);
1106 name_len = (name_end_pos - name_start_pos) - 1;
1107 if (name_len >= sizeof (ps->name))
1108 name_len = sizeof (ps->name) - 1;
1110 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
1112 if ((buffer_len - name_end_pos) < 2)
1114 buffer_ptr = &buffer[name_end_pos + 2];
1116 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
1117 if (fields_len < 22)
1119 DEBUG ("processes plugin: ps_read_process (pid = %i):"
1120 " `%s' has only %i fields..",
1121 (int) pid, filename, fields_len);
1125 *state = fields[0][0];
1134 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1136 /* returns -1 => kernel 2.4 */
1142 /* Leave the rest at zero if this is only a zombi */
1143 if (ps->num_proc == 0)
1145 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1146 "name = %s;", pid, ps->name);
1150 cpu_user_counter = atoll (fields[11]);
1151 cpu_system_counter = atoll (fields[12]);
1152 vmem_size = atoll (fields[20]);
1153 vmem_rss = atoll (fields[21]);
1154 ps->vmem_minflt_counter = atol (fields[7]);
1155 ps->vmem_majflt_counter = atol (fields[9]);
1158 unsigned long long stack_start = atoll (fields[25]);
1159 unsigned long long stack_ptr = atoll (fields[26]);
1161 stack_size = (stack_start > stack_ptr)
1162 ? stack_start - stack_ptr
1163 : stack_ptr - stack_start;
1166 /* Convert jiffies to useconds */
1167 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1168 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1169 vmem_rss = vmem_rss * pagesize_g;
1171 if ( (ps_read_vmem(pid, ps)) == NULL)
1176 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1179 ps->cpu_user_counter = cpu_user_counter;
1180 ps->cpu_system_counter = cpu_system_counter;
1181 ps->vmem_size = (unsigned long) vmem_size;
1182 ps->vmem_rss = (unsigned long) vmem_rss;
1183 ps->stack_size = (unsigned long) stack_size;
1185 if ( (ps_read_io (pid, ps)) == NULL)
1193 DEBUG("ps_read_process: not get io data for pid %i",pid);
1196 if ( ps_ctx_switch )
1198 if ( (ps_read_tasks_status(pid, ps)) == NULL)
1200 ps->cswitch_vol = -1;
1201 ps->cswitch_invol = -1;
1203 DEBUG("ps_read_tasks_status: not get context "
1204 "switch data for pid %i",pid);
1210 } /* int ps_read_process (...) */
1212 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1217 char file[PATH_MAX];
1222 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1225 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1226 (unsigned int) pid);
1229 fd = open (file, O_RDONLY);
1232 /* ENOENT means the process exited while we were handling it.
1233 * Don't complain about this, it only fills the logs. */
1234 if (errno != ENOENT)
1235 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1236 sstrerror (errno, errbuf, sizeof (errbuf)));
1248 status = read (fd, (void *)buf_ptr, len);
1253 if ((EAGAIN == errno) || (EINTR == errno))
1256 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1257 sstrerror (errno, errbuf, sizeof (errbuf)));
1277 /* cmdline not available; e.g. kernel thread, zombie */
1281 ssnprintf (buf, buf_len, "[%s]", name);
1285 assert (n <= buf_len);
1292 /* remove trailing whitespace */
1293 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1298 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1305 } /* char *ps_get_cmdline (...) */
1307 static int read_fork_rate ()
1312 _Bool value_valid = 0;
1314 proc_stat = fopen ("/proc/stat", "r");
1315 if (proc_stat == NULL)
1318 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1319 sstrerror (errno, errbuf, sizeof (errbuf)));
1323 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1329 fields_num = strsplit (buffer, fields,
1330 STATIC_ARRAY_SIZE (fields));
1331 if (fields_num != 2)
1334 if (strcmp ("processes", fields[0]) != 0)
1337 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1348 ps_submit_fork_rate (value.derive);
1351 #endif /*KERNEL_LINUX */
1354 static const char *ps_get_cmdline (long pid, /* {{{ */
1355 char *buffer, size_t buffer_size)
1357 char path[PATH_MAX];
1361 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1363 status = read_file_contents (path, (void *) &info, sizeof (info));
1364 if (status != sizeof (info))
1366 ERROR ("processes plugin: Unexpected return value "
1367 "while reading \"%s\": "
1368 "Returned %i but expected %zu.",
1369 path, status, buffer_size);
1373 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1374 sstrncpy (buffer, info.pr_psargs, buffer_size);
1377 } /* }}} int ps_get_cmdline */
1380 * Reads process information on the Solaris OS. The information comes mainly from
1381 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1382 * The values for input and ouput chars are calculated "by hand"
1383 * Added a few "solaris" specific process states as well
1385 static int ps_read_process(long pid, procstat_t *ps, char *state)
1388 char f_psinfo[64], f_usage[64];
1391 pstatus_t *myStatus;
1395 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1396 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1397 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1400 buffer = malloc(sizeof (pstatus_t));
1401 memset(buffer, 0, sizeof (pstatus_t));
1402 read_file_contents(filename, buffer, sizeof (pstatus_t));
1403 myStatus = (pstatus_t *) buffer;
1405 buffer = malloc(sizeof (psinfo_t));
1406 memset(buffer, 0, sizeof(psinfo_t));
1407 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1408 myInfo = (psinfo_t *) buffer;
1410 buffer = malloc(sizeof (prusage_t));
1411 memset(buffer, 0, sizeof(prusage_t));
1412 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1413 myUsage = (prusage_t *) buffer;
1415 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1416 ps->num_lwp = myStatus->pr_nlwp;
1417 if (myInfo->pr_wstat != 0) {
1420 *state = (char) 'Z';
1424 ps->num_lwp = myInfo->pr_nlwp;
1428 * Convert system time and user time from nanoseconds to microseconds
1429 * for compatibility with the linux module
1431 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1432 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1435 * Convert rssize from KB to bytes to be consistent w/ the linux module
1437 ps->vmem_rss = myInfo->pr_rssize * 1024;
1438 ps->vmem_size = myInfo->pr_size * 1024;
1439 ps->vmem_minflt_counter = myUsage->pr_minf;
1440 ps->vmem_majflt_counter = myUsage->pr_majf;
1443 * TODO: Data and code segment calculations for Solaris
1448 ps->stack_size = myStatus->pr_stksize;
1451 * Calculating input/ouput chars
1452 * Formula used is total chars / total blocks => chars/block
1453 * then convert input/output blocks to chars
1455 ulong_t tot_chars = myUsage->pr_ioch;
1456 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1457 ulong_t chars_per_block = 1;
1458 if (tot_blocks != 0)
1459 chars_per_block = tot_chars / tot_blocks;
1460 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1461 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1462 ps->io_syscr = myUsage->pr_sysc;
1463 ps->io_syscw = myUsage->pr_sysc;
1467 * TODO: Find way of setting BLOCKED and PAGING status
1470 *state = (char) 'R';
1471 if (myStatus->pr_flags & PR_ASLEEP)
1472 *state = (char) 'S';
1473 else if (myStatus->pr_flags & PR_STOPPED)
1474 *state = (char) 'T';
1475 else if (myStatus->pr_flags & PR_DETACH)
1476 *state = (char) 'E';
1477 else if (myStatus->pr_flags & PR_DAEMON)
1478 *state = (char) 'A';
1479 else if (myStatus->pr_flags & PR_ISSYS)
1480 *state = (char) 'Y';
1481 else if (myStatus->pr_flags & PR_ORPHAN)
1482 *state = (char) 'O';
1492 * Reads the number of threads created since the last reboot. On Solaris these
1493 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1494 * The result is the sum for all the threads created on each cpu
1496 static int read_fork_rate()
1498 extern kstat_ctl_t *kc;
1499 kstat_t *ksp_chain = NULL;
1500 derive_t result = 0;
1505 for (ksp_chain = kc->kc_chain;
1507 ksp_chain = ksp_chain->ks_next)
1509 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1510 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1511 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1515 kstat_read (kc, ksp_chain, NULL);
1517 tmp = get_kstat_value(ksp_chain, "nthreads");
1523 ps_submit_fork_rate (result);
1526 #endif /* KERNEL_SOLARIS */
1528 #if HAVE_THREAD_INFO
1529 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1533 struct kinfo_proc kp;
1538 mib[2] = KERN_PROC_PID;
1540 if (pid_for_task (t, pid) != KERN_SUCCESS)
1544 kp_size = sizeof (kp);
1545 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1548 if (name_max_len > (MAXCOMLEN + 1))
1549 name_max_len = MAXCOMLEN + 1;
1551 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1552 name[name_max_len - 1] = '\0';
1554 DEBUG ("pid = %i; name = %s;", *pid, name);
1556 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1557 * `top' does it, because it is a lot of work and only used when
1558 * debugging. -octo */
1562 #endif /* HAVE_THREAD_INFO */
1563 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1565 /* do actual readings from kernel */
1566 static int ps_read (void)
1568 #if HAVE_THREAD_INFO
1569 kern_return_t status;
1572 processor_set_t port_pset_priv;
1575 task_array_t task_list;
1576 mach_msg_type_number_t task_list_len;
1579 char task_name[MAXCOMLEN + 1];
1582 thread_act_array_t thread_list;
1583 mach_msg_type_number_t thread_list_len;
1584 thread_basic_info_data_t thread_data;
1585 mach_msg_type_number_t thread_data_len;
1594 procstat_entry_t pse;
1599 * The Mach-concept is a little different from the traditional UNIX
1600 * concept: All the work is done in threads. Threads are contained in
1601 * `tasks'. Therefore, `task status' doesn't make much sense, since
1602 * it's actually a `thread status'.
1603 * Tasks are assigned to sets of processors, so that's where you go to
1606 for (pset = 0; pset < pset_list_len; pset++)
1608 if ((status = host_processor_set_priv (port_host_self,
1610 &port_pset_priv)) != KERN_SUCCESS)
1612 ERROR ("host_processor_set_priv failed: %s\n",
1613 mach_error_string (status));
1617 if ((status = processor_set_tasks (port_pset_priv,
1619 &task_list_len)) != KERN_SUCCESS)
1621 ERROR ("processor_set_tasks failed: %s\n",
1622 mach_error_string (status));
1623 mach_port_deallocate (port_task_self, port_pset_priv);
1627 for (task = 0; task < task_list_len; task++)
1630 if (mach_get_task_name (task_list[task],
1632 task_name, PROCSTAT_NAME_LEN) == 0)
1634 /* search for at least one match */
1635 for (ps = list_head_g; ps != NULL; ps = ps->next)
1636 /* FIXME: cmdline should be here instead of NULL */
1637 if (ps_list_match (task_name, NULL, ps) == 1)
1641 /* Collect more detailed statistics for this process */
1644 task_basic_info_data_t task_basic_info;
1645 mach_msg_type_number_t task_basic_info_len;
1646 task_events_info_data_t task_events_info;
1647 mach_msg_type_number_t task_events_info_len;
1648 task_absolutetime_info_data_t task_absolutetime_info;
1649 mach_msg_type_number_t task_absolutetime_info_len;
1651 memset (&pse, '\0', sizeof (pse));
1654 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1655 status = task_info (task_list[task],
1657 (task_info_t) &task_basic_info,
1658 &task_basic_info_len);
1659 if (status != KERN_SUCCESS)
1661 ERROR ("task_info failed: %s",
1662 mach_error_string (status));
1663 continue; /* with next thread_list */
1666 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1667 status = task_info (task_list[task],
1669 (task_info_t) &task_events_info,
1670 &task_events_info_len);
1671 if (status != KERN_SUCCESS)
1673 ERROR ("task_info failed: %s",
1674 mach_error_string (status));
1675 continue; /* with next thread_list */
1678 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1679 status = task_info (task_list[task],
1680 TASK_ABSOLUTETIME_INFO,
1681 (task_info_t) &task_absolutetime_info,
1682 &task_absolutetime_info_len);
1683 if (status != KERN_SUCCESS)
1685 ERROR ("task_info failed: %s",
1686 mach_error_string (status));
1687 continue; /* with next thread_list */
1691 pse.vmem_size = task_basic_info.virtual_size;
1692 pse.vmem_rss = task_basic_info.resident_size;
1693 /* Does not seem to be easily exposed */
1697 pse.vmem_minflt_counter = task_events_info.cow_faults;
1698 pse.vmem_majflt_counter = task_events_info.faults;
1700 pse.cpu_user_counter = task_absolutetime_info.total_user;
1701 pse.cpu_system_counter = task_absolutetime_info.total_system;
1704 status = task_threads (task_list[task], &thread_list,
1706 if (status != KERN_SUCCESS)
1708 /* Apple's `top' treats this case a zombie. It
1709 * makes sense to some extend: A `zombie'
1710 * thread is nonsense, since the task/process
1713 DEBUG ("task_threads failed: %s",
1714 mach_error_string (status));
1715 if (task_list[task] != port_task_self)
1716 mach_port_deallocate (port_task_self,
1718 continue; /* with next task_list */
1721 for (thread = 0; thread < thread_list_len; thread++)
1723 thread_data_len = THREAD_BASIC_INFO_COUNT;
1724 status = thread_info (thread_list[thread],
1726 (thread_info_t) &thread_data,
1728 if (status != KERN_SUCCESS)
1730 ERROR ("thread_info failed: %s",
1731 mach_error_string (status));
1732 if (task_list[task] != port_task_self)
1733 mach_port_deallocate (port_task_self,
1734 thread_list[thread]);
1735 continue; /* with next thread_list */
1741 switch (thread_data.run_state)
1743 case TH_STATE_RUNNING:
1746 case TH_STATE_STOPPED:
1747 /* What exactly is `halted'? */
1748 case TH_STATE_HALTED:
1751 case TH_STATE_WAITING:
1754 case TH_STATE_UNINTERRUPTIBLE:
1757 /* There is no `zombie' case here,
1758 * since there are no zombie-threads.
1759 * There's only zombie tasks, which are
1762 WARNING ("Unknown thread status: %i",
1763 thread_data.run_state);
1765 } /* switch (thread_data.run_state) */
1767 if (task_list[task] != port_task_self)
1769 status = mach_port_deallocate (port_task_self,
1770 thread_list[thread]);
1771 if (status != KERN_SUCCESS)
1772 ERROR ("mach_port_deallocate failed: %s",
1773 mach_error_string (status));
1775 } /* for (thread_list) */
1777 if ((status = vm_deallocate (port_task_self,
1778 (vm_address_t) thread_list,
1779 thread_list_len * sizeof (thread_act_t)))
1782 ERROR ("vm_deallocate failed: %s",
1783 mach_error_string (status));
1786 thread_list_len = 0;
1788 /* Only deallocate the task port, if it isn't our own.
1789 * Don't know what would happen in that case, but this
1790 * is what Apple's top does.. ;) */
1791 if (task_list[task] != port_task_self)
1793 status = mach_port_deallocate (port_task_self,
1795 if (status != KERN_SUCCESS)
1796 ERROR ("mach_port_deallocate failed: %s",
1797 mach_error_string (status));
1801 /* FIXME: cmdline should be here instead of NULL */
1802 ps_list_add (task_name, NULL, &pse);
1803 } /* for (task_list) */
1805 if ((status = vm_deallocate (port_task_self,
1806 (vm_address_t) task_list,
1807 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1809 ERROR ("vm_deallocate failed: %s",
1810 mach_error_string (status));
1815 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1818 ERROR ("mach_port_deallocate failed: %s",
1819 mach_error_string (status));
1821 } /* for (pset_list) */
1823 ps_submit_state ("running", running);
1824 ps_submit_state ("sleeping", sleeping);
1825 ps_submit_state ("zombies", zombies);
1826 ps_submit_state ("stopped", stopped);
1827 ps_submit_state ("blocked", blocked);
1829 for (ps = list_head_g; ps != NULL; ps = ps->next)
1830 ps_submit_proc_list (ps);
1831 /* #endif HAVE_THREAD_INFO */
1845 char cmdline[CMDLINE_BUFFER_SIZE];
1849 procstat_entry_t pse;
1854 running = sleeping = zombies = stopped = paging = blocked = 0;
1857 if ((proc = opendir ("/proc")) == NULL)
1860 ERROR ("Cannot open `/proc': %s",
1861 sstrerror (errno, errbuf, sizeof (errbuf)));
1865 while ((ent = readdir (proc)) != NULL)
1867 if (!isdigit (ent->d_name[0]))
1870 if ((pid = atoi (ent->d_name)) < 1)
1873 status = ps_read_process (pid, &ps, &state);
1876 DEBUG ("ps_read_process failed: %i", status);
1883 pse.num_proc = ps.num_proc;
1884 pse.num_lwp = ps.num_lwp;
1885 pse.vmem_size = ps.vmem_size;
1886 pse.vmem_rss = ps.vmem_rss;
1887 pse.vmem_data = ps.vmem_data;
1888 pse.vmem_code = ps.vmem_code;
1889 pse.stack_size = ps.stack_size;
1891 pse.vmem_minflt = 0;
1892 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1893 pse.vmem_majflt = 0;
1894 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1897 pse.cpu_user_counter = ps.cpu_user_counter;
1899 pse.cpu_system_counter = ps.cpu_system_counter;
1901 pse.io_rchar = ps.io_rchar;
1902 pse.io_wchar = ps.io_wchar;
1903 pse.io_syscr = ps.io_syscr;
1904 pse.io_syscw = ps.io_syscw;
1906 pse.cswitch_vol = ps.cswitch_vol;
1907 pse.cswitch_invol = ps.cswitch_invol;
1911 case 'R': running++; break;
1912 case 'S': sleeping++; break;
1913 case 'D': blocked++; break;
1914 case 'Z': zombies++; break;
1915 case 'T': stopped++; break;
1916 case 'W': paging++; break;
1919 ps_list_add (ps.name,
1920 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1926 ps_submit_state ("running", running);
1927 ps_submit_state ("sleeping", sleeping);
1928 ps_submit_state ("zombies", zombies);
1929 ps_submit_state ("stopped", stopped);
1930 ps_submit_state ("paging", paging);
1931 ps_submit_state ("blocked", blocked);
1933 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1934 ps_submit_proc_list (ps_ptr);
1937 /* #endif KERNEL_LINUX */
1939 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1949 char errbuf[_POSIX2_LINE_MAX];
1950 struct kinfo_proc *procs; /* array of processes */
1951 struct kinfo_proc *proc_ptr = NULL;
1952 int count; /* returns number of processes */
1956 procstat_entry_t pse;
1960 /* Open the kvm interface, get a descriptor */
1961 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1964 ERROR ("processes plugin: Cannot open kvm interface: %s",
1969 /* Get the list of processes. */
1970 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1973 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1979 /* Iterate through the processes in kinfo_proc */
1980 for (i = 0; i < count; i++)
1982 /* Create only one process list entry per _process_, i.e.
1983 * filter out threads (duplicate PID entries). */
1984 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1986 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1987 _Bool have_cmdline = 0;
1989 proc_ptr = &(procs[i]);
1990 /* Don't probe system processes and processes without arguments */
1991 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1992 && (procs[i].ki_args != NULL))
1998 /* retrieve the arguments */
1999 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2001 if ((argv != NULL) && (argv[0] != NULL))
2003 while (argv[argc] != NULL)
2006 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2008 WARNING ("processes plugin: Command line did not fit into buffer.");
2012 } /* if (process has argument list) */
2014 pse.id = procs[i].ki_pid;
2018 pse.num_lwp = procs[i].ki_numthreads;
2020 pse.vmem_size = procs[i].ki_size;
2021 pse.vmem_rss = procs[i].ki_rssize * pagesize;
2022 pse.vmem_data = procs[i].ki_dsize * pagesize;
2023 pse.vmem_code = procs[i].ki_tsize * pagesize;
2024 pse.stack_size = procs[i].ki_ssize * pagesize;
2025 pse.vmem_minflt = 0;
2026 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
2027 pse.vmem_majflt = 0;
2028 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
2032 pse.cpu_user_counter = 0;
2033 pse.cpu_system_counter = 0;
2035 * The u-area might be swapped out, and we can't get
2036 * at it because we have a crashdump and no swap.
2037 * If it's here fill in these fields, otherwise, just
2040 if (procs[i].ki_flag & P_INMEM)
2042 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
2043 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
2044 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
2045 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
2054 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
2055 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
2057 switch (procs[i].ki_stat)
2059 case SSTOP: stopped++; break;
2060 case SSLEEP: sleeping++; break;
2061 case SRUN: running++; break;
2062 case SIDL: idle++; break;
2063 case SWAIT: wait++; break;
2064 case SLOCK: blocked++; break;
2065 case SZOMB: zombies++; break;
2071 ps_submit_state ("running", running);
2072 ps_submit_state ("sleeping", sleeping);
2073 ps_submit_state ("zombies", zombies);
2074 ps_submit_state ("stopped", stopped);
2075 ps_submit_state ("blocked", blocked);
2076 ps_submit_state ("idle", idle);
2077 ps_submit_state ("wait", wait);
2079 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2080 ps_submit_proc_list (ps_ptr);
2081 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
2083 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
2094 struct kinfo_proc *procs; /* array of processes */
2095 struct kinfo_proc *proc_ptr = NULL;
2096 int count; /* returns number of processes */
2100 procstat_entry_t pse;
2104 /* Open the kvm interface, get a descriptor */
2105 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
2108 ERROR ("processes plugin: Cannot open kvm interface: %s",
2113 /* Get the list of processes. */
2114 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
2117 ERROR ("processes plugin: Cannot get kvm processes list: %s",
2123 /* Iterate through the processes in kinfo_proc */
2124 for (i = 0; i < count; i++)
2126 /* Create only one process list entry per _process_, i.e.
2127 * filter out threads (duplicate PID entries). */
2128 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
2130 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2131 _Bool have_cmdline = 0;
2133 proc_ptr = &(procs[i]);
2134 /* Don't probe zombie processes */
2135 if (!P_ZOMBIE(proc_ptr))
2141 /* retrieve the arguments */
2142 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2144 if ((argv != NULL) && (argv[0] != NULL))
2146 while (argv[argc] != NULL)
2149 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2151 WARNING ("processes plugin: Command line did not fit into buffer.");
2155 } /* if (process has argument list) */
2157 pse.id = procs[i].p_pid;
2161 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2163 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2164 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2165 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2166 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2167 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2168 pse.vmem_minflt = 0;
2169 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2170 pse.vmem_majflt = 0;
2171 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2175 pse.cpu_user_counter = procs[i].p_uutime_usec +
2176 (1000000lu * procs[i].p_uutime_sec);
2177 pse.cpu_system_counter = procs[i].p_ustime_usec +
2178 (1000000lu * procs[i].p_ustime_sec);
2186 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2187 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2189 switch (procs[i].p_stat)
2191 case SSTOP: stopped++; break;
2192 case SSLEEP: sleeping++; break;
2193 case SRUN: running++; break;
2194 case SIDL: idle++; break;
2195 case SONPROC: onproc++; break;
2196 case SDEAD: dead++; break;
2197 case SZOMB: zombies++; break;
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 ("onproc", onproc);
2208 ps_submit_state ("idle", idle);
2209 ps_submit_state ("dead", dead);
2211 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2212 ps_submit_proc_list (ps_ptr);
2213 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2215 #elif HAVE_PROCINFO_H
2228 procstat_entry_t pse;
2231 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2232 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2233 &pindex, MAXPROCENTRY)) > 0)
2237 for (i = 0; i < nprocs; i++)
2241 char arglist[MAXARGLN+1];
2245 if (procentry[i].pi_state == SNONE) continue;
2246 /* if (procentry[i].pi_state == SZOMB) FIXME */
2248 cmdline = procentry[i].pi_comm;
2249 cargs = procentry[i].pi_comm;
2250 if ( procentry[i].pi_flags & SKPROC )
2252 if (procentry[i].pi_pid == 0)
2253 cmdline = "swapper";
2258 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2263 while (++n < MAXARGLN)
2265 if (arglist[n] == '\0')
2267 if (arglist[n+1] == '\0')
2276 pse.id = procentry[i].pi_pid;
2278 pse.num_lwp = procentry[i].pi_thcount;
2282 while ((nthreads = getthrds64(procentry[i].pi_pid,
2283 thrdentry, sizeof(struct thrdentry64),
2284 &thindex, MAXTHRDENTRY)) > 0)
2288 for (j=0; j< nthreads; j++)
2290 switch (thrdentry[j].ti_state)
2292 /* case TSNONE: break; */
2293 case TSIDL: blocked++; break; /* FIXME is really blocked */
2294 case TSRUN: running++; break;
2295 case TSSLEEP: sleeping++; break;
2296 case TSSWAP: paging++; break;
2297 case TSSTOP: stopped++; break;
2298 case TSZOMB: zombies++; break;
2301 if (nthreads < MAXTHRDENTRY)
2306 /* tv_usec is nanosec ??? */
2307 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2308 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2311 /* tv_usec is nanosec ??? */
2312 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2313 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2315 pse.vmem_minflt = 0;
2316 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2317 pse.vmem_majflt = 0;
2318 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2320 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2321 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2332 ps_list_add (cmdline, cargs, &pse);
2333 } /* for (i = 0 .. nprocs) */
2335 if (nprocs < MAXPROCENTRY)
2337 } /* while (getprocs64() > 0) */
2338 ps_submit_state ("running", running);
2339 ps_submit_state ("sleeping", sleeping);
2340 ps_submit_state ("zombies", zombies);
2341 ps_submit_state ("stopped", stopped);
2342 ps_submit_state ("paging", paging);
2343 ps_submit_state ("blocked", blocked);
2345 for (ps = list_head_g; ps != NULL; ps = ps->next)
2346 ps_submit_proc_list (ps);
2347 /* #endif HAVE_PROCINFO_H */
2349 #elif KERNEL_SOLARIS
2351 * The Solaris section adds a few more process states and removes some
2352 * process states compared to linux. Most notably there is no "PAGING"
2353 * and "BLOCKED" state for a process. The rest is similar to the linux
2372 char cmdline[PRARGSZ];
2376 proc = opendir ("/proc");
2380 while ((ent = readdir(proc)) != NULL)
2384 procstat_entry_t pse;
2387 if (!isdigit ((int) ent->d_name[0]))
2390 pid = strtol (ent->d_name, &endptr, 10);
2391 if (*endptr != 0) /* value didn't completely parse as a number */
2394 status = ps_read_process (pid, &ps, &state);
2397 DEBUG("ps_read_process failed: %i", status);
2404 pse.num_proc = ps.num_proc;
2405 pse.num_lwp = ps.num_lwp;
2406 pse.vmem_size = ps.vmem_size;
2407 pse.vmem_rss = ps.vmem_rss;
2408 pse.vmem_data = ps.vmem_data;
2409 pse.vmem_code = ps.vmem_code;
2410 pse.stack_size = ps.stack_size;
2412 pse.vmem_minflt = 0;
2413 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2414 pse.vmem_majflt = 0;
2415 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2418 pse.cpu_user_counter = ps.cpu_user_counter;
2420 pse.cpu_system_counter = ps.cpu_system_counter;
2422 pse.io_rchar = ps.io_rchar;
2423 pse.io_wchar = ps.io_wchar;
2424 pse.io_syscr = ps.io_syscr;
2425 pse.io_syscw = ps.io_syscw;
2429 case 'R': running++; break;
2430 case 'S': sleeping++; break;
2431 case 'E': detached++; break;
2432 case 'Z': zombies++; break;
2433 case 'T': stopped++; break;
2434 case 'A': daemon++; break;
2435 case 'Y': system++; break;
2436 case 'O': orphan++; break;
2440 ps_list_add (ps.name,
2441 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2443 } /* while(readdir) */
2446 ps_submit_state ("running", running);
2447 ps_submit_state ("sleeping", sleeping);
2448 ps_submit_state ("zombies", zombies);
2449 ps_submit_state ("stopped", stopped);
2450 ps_submit_state ("detached", detached);
2451 ps_submit_state ("daemon", daemon);
2452 ps_submit_state ("system", system);
2453 ps_submit_state ("orphan", orphan);
2455 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2456 ps_submit_proc_list (ps_ptr);
2459 #endif /* KERNEL_SOLARIS */
2464 void module_register (void)
2466 plugin_register_complex_config ("processes", ps_config);
2467 plugin_register_init ("processes", ps_init);
2468 plugin_register_read ("processes", ps_read);
2469 } /* void module_register */