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 report_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;
504 /* remove old entries from instances of processes in list_head_g */
505 static void ps_list_reset (void)
508 procstat_entry_t *pse;
509 procstat_entry_t *pse_prev;
511 for (ps = list_head_g; ps != NULL; ps = ps->next)
524 ps->cswitch_vol = -1;
525 ps->cswitch_invol = -1;
533 DEBUG ("Removing this procstat entry cause it's too old: "
534 "id = %lu; name = %s;",
537 if (pse_prev == NULL)
539 ps->instances = pse->next;
545 pse_prev->next = pse->next;
547 pse = pse_prev->next;
556 } /* while (pse != NULL) */
557 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
560 /* put all pre-defined 'Process' names from config to list_head_g tree */
561 static int ps_config (oconfig_item_t *ci)
565 for (i = 0; i < ci->children_num; ++i) {
566 oconfig_item_t *c = ci->children + i;
568 if (strcasecmp (c->key, "Process") == 0)
570 if ((c->values_num != 1)
571 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
572 ERROR ("processes plugin: `Process' expects exactly "
573 "one string argument (got %i).",
578 if (c->children_num != 0) {
579 WARNING ("processes plugin: the `Process' config option "
580 "does not expect any child elements -- ignoring "
581 "content (%i elements) of the <Process '%s'> block.",
582 c->children_num, c->values[0].value.string);
585 ps_list_register (c->values[0].value.string, NULL);
587 else if (strcasecmp (c->key, "ProcessMatch") == 0)
589 if ((c->values_num != 2)
590 || (OCONFIG_TYPE_STRING != c->values[0].type)
591 || (OCONFIG_TYPE_STRING != c->values[1].type))
593 ERROR ("processes plugin: `ProcessMatch' needs exactly "
594 "two string arguments (got %i).",
599 if (c->children_num != 0) {
600 WARNING ("processes plugin: the `ProcessMatch' config option "
601 "does not expect any child elements -- ignoring "
602 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
603 "block.", c->children_num, c->values[0].value.string,
604 c->values[1].value.string);
607 ps_list_register (c->values[0].value.string,
608 c->values[1].value.string);
610 else if (strcasecmp (c->key, "CollectContextSwitch") == 0)
612 cf_util_get_boolean (c, &report_ctx_switch);
616 ERROR ("processes plugin: The `%s' configuration option is not "
617 "understood and will be ignored.", c->key);
625 static int ps_init (void)
628 kern_return_t status;
630 port_host_self = mach_host_self ();
631 port_task_self = mach_task_self ();
633 if (pset_list != NULL)
635 vm_deallocate (port_task_self,
636 (vm_address_t) pset_list,
637 pset_list_len * sizeof (processor_set_t));
642 if ((status = host_processor_sets (port_host_self,
644 &pset_list_len)) != KERN_SUCCESS)
646 ERROR ("host_processor_sets failed: %s\n",
647 mach_error_string (status));
652 /* #endif HAVE_THREAD_INFO */
655 pagesize_g = sysconf(_SC_PAGESIZE);
656 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
657 pagesize_g, CONFIG_HZ);
658 /* #endif KERNEL_LINUX */
660 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
661 pagesize = getpagesize();
662 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
664 #elif HAVE_PROCINFO_H
665 pagesize = getpagesize();
666 #endif /* HAVE_PROCINFO_H */
671 /* submit global state (e.g.: qty of zombies, running, etc..) */
672 static void ps_submit_state (const char *state, double value)
675 value_list_t vl = VALUE_LIST_INIT;
677 values[0].gauge = value;
681 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
682 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
683 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
684 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
685 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
687 plugin_dispatch_values (&vl);
690 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
691 static void ps_submit_proc_list (procstat_t *ps)
694 value_list_t vl = VALUE_LIST_INIT;
698 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
699 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
700 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
702 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
703 vl.values[0].gauge = ps->vmem_size;
705 plugin_dispatch_values (&vl);
707 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
708 vl.values[0].gauge = ps->vmem_rss;
710 plugin_dispatch_values (&vl);
712 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
713 vl.values[0].gauge = ps->vmem_data;
715 plugin_dispatch_values (&vl);
717 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
718 vl.values[0].gauge = ps->vmem_code;
720 plugin_dispatch_values (&vl);
722 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
723 vl.values[0].gauge = ps->stack_size;
725 plugin_dispatch_values (&vl);
727 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
728 vl.values[0].derive = ps->cpu_user_counter;
729 vl.values[1].derive = ps->cpu_system_counter;
731 plugin_dispatch_values (&vl);
733 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
734 vl.values[0].gauge = ps->num_proc;
735 vl.values[1].gauge = ps->num_lwp;
737 plugin_dispatch_values (&vl);
739 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
740 vl.values[0].derive = ps->vmem_minflt_counter;
741 vl.values[1].derive = ps->vmem_majflt_counter;
743 plugin_dispatch_values (&vl);
745 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
747 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
748 vl.values[0].derive = ps->io_rchar;
749 vl.values[1].derive = ps->io_wchar;
751 plugin_dispatch_values (&vl);
754 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
756 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
757 vl.values[0].derive = ps->io_syscr;
758 vl.values[1].derive = ps->io_syscw;
760 plugin_dispatch_values (&vl);
763 if ( report_ctx_switch )
765 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
766 sstrncpy (vl.type_instance, "voluntary", sizeof (vl.type_instance));
767 vl.values[0].derive = ps->cswitch_vol;
769 plugin_dispatch_values (&vl);
771 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
772 sstrncpy (vl.type_instance, "involuntary", sizeof (vl.type_instance));
773 vl.values[0].derive = ps->cswitch_invol;
775 plugin_dispatch_values (&vl);
778 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
779 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
781 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
782 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
783 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
784 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64"; "
785 "cswitch_vol = %"PRIi64"; cswitch_invol = %"PRIi64";",
786 ps->name, ps->num_proc, ps->num_lwp,
787 ps->vmem_size, ps->vmem_rss,
788 ps->vmem_data, ps->vmem_code,
789 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
790 ps->cpu_user_counter, ps->cpu_system_counter,
791 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw,
792 ps->cswitch_vol, ps->cswitch_invol);
793 } /* void ps_submit_proc_list */
795 #if KERNEL_LINUX || KERNEL_SOLARIS
796 static void ps_submit_fork_rate (derive_t value)
799 value_list_t vl = VALUE_LIST_INIT;
801 values[0].derive = value;
805 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
806 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
807 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
808 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
809 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
811 plugin_dispatch_values(&vl);
813 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
815 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
817 static procstat_t *ps_read_tasks_status (int pid, procstat_t *ps)
824 derive_t cswitch_vol = 0;
825 derive_t cswitch_invol = 0;
830 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
832 if ((dh = opendir (dirname)) == NULL)
834 DEBUG ("Failed to open directory `%s'", dirname);
838 while ((ent = readdir (dh)) != NULL)
842 if (!isdigit ((int) ent->d_name[0]))
847 ssnprintf (filename, sizeof (filename), "/proc/%i/task/%s/status", pid, tpid);
848 if ((fh = fopen (filename, "r")) == NULL)
850 DEBUG ("Failed to open file `%s'", filename);
854 while (fgets (buffer, sizeof(buffer), fh) != NULL)
859 if (strncmp (buffer, "voluntary_ctxt_switches", 23) != 0
860 && strncmp (buffer, "nonvoluntary_ctxt_switches", 26) != 0)
863 numfields = strsplit (buffer, fields,
864 STATIC_ARRAY_SIZE (fields));
871 tmp = (derive_t) strtoll (fields[1], &endptr, /* base = */ 10);
872 if ((errno == 0) && (endptr != fields[1]))
874 if (strncmp (buffer, "voluntary_ctxt_switches", 23) == 0)
878 else if (strncmp (buffer, "nonvoluntary_ctxt_switches", 26) == 0)
880 cswitch_invol += tmp;
883 } /* while (fgets) */
888 WARNING ("processes: fclose: %s",
889 sstrerror (errno, errbuf, sizeof (errbuf)));
894 ps->cswitch_vol = cswitch_vol;
895 ps->cswitch_invol = cswitch_invol;
898 } /* int *ps_read_tasks_status */
900 static int ps_read_tasks (int pid)
907 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
909 if ((dh = opendir (dirname)) == NULL)
911 DEBUG ("Failed to open directory `%s'", dirname);
915 while ((ent = readdir (dh)) != NULL)
917 if (!isdigit ((int) ent->d_name[0]))
924 return ((count >= 1) ? count : 1);
925 } /* int *ps_read_tasks */
927 /* Read advanced virtual memory data from /proc/pid/status */
928 static procstat_t *ps_read_vmem (int pid, procstat_t *ps)
933 unsigned long long lib = 0;
934 unsigned long long exe = 0;
935 unsigned long long data = 0;
939 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
940 if ((fh = fopen (filename, "r")) == NULL)
943 while (fgets (buffer, sizeof(buffer), fh) != NULL)
948 if (strncmp (buffer, "Vm", 2) != 0)
951 numfields = strsplit (buffer, fields,
952 STATIC_ARRAY_SIZE (fields));
959 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
960 if ((errno == 0) && (endptr != fields[1]))
962 if (strncmp (buffer, "VmData", 6) == 0)
966 else if (strncmp (buffer, "VmLib", 5) == 0)
970 else if (strncmp(buffer, "VmExe", 5) == 0)
975 } /* while (fgets) */
980 WARNING ("processes: fclose: %s",
981 sstrerror (errno, errbuf, sizeof (errbuf)));
984 ps->vmem_data = data * 1024;
985 ps->vmem_code = (exe + lib) * 1024;
988 } /* procstat_t *ps_read_vmem */
990 static procstat_t *ps_read_io (int pid, procstat_t *ps)
999 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
1000 if ((fh = fopen (filename, "r")) == NULL)
1003 while (fgets (buffer, sizeof (buffer), fh) != NULL)
1005 derive_t *val = NULL;
1009 if (strncasecmp (buffer, "rchar:", 6) == 0)
1010 val = &(ps->io_rchar);
1011 else if (strncasecmp (buffer, "wchar:", 6) == 0)
1012 val = &(ps->io_wchar);
1013 else if (strncasecmp (buffer, "syscr:", 6) == 0)
1014 val = &(ps->io_syscr);
1015 else if (strncasecmp (buffer, "syscw:", 6) == 0)
1016 val = &(ps->io_syscw);
1020 numfields = strsplit (buffer, fields,
1021 STATIC_ARRAY_SIZE (fields));
1028 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
1029 if ((errno != 0) || (endptr == fields[1]))
1032 *val = (derive_t) tmp;
1033 } /* while (fgets) */
1038 WARNING ("processes: fclose: %s",
1039 sstrerror (errno, errbuf, sizeof (errbuf)));
1043 } /* procstat_t *ps_read_io */
1045 int ps_read_process (int pid, procstat_t *ps, char *state)
1056 size_t name_start_pos;
1057 size_t name_end_pos;
1060 derive_t cpu_user_counter;
1061 derive_t cpu_system_counter;
1062 long long unsigned vmem_size;
1063 long long unsigned vmem_rss;
1064 long long unsigned stack_size;
1066 memset (ps, 0, sizeof (procstat_t));
1068 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
1070 buffer_len = read_file_contents (filename,
1071 buffer, sizeof(buffer) - 1);
1072 if (buffer_len <= 0)
1074 buffer[buffer_len] = 0;
1076 /* The name of the process is enclosed in parens. Since the name can
1077 * contain parens itself, spaces, numbers and pretty much everything
1078 * else, use these to determine the process name. We don't use
1079 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
1080 * otherwise be required to determine name_len. */
1082 while ((buffer[name_start_pos] != '(')
1083 && (name_start_pos < buffer_len))
1086 name_end_pos = buffer_len;
1087 while ((buffer[name_end_pos] != ')')
1088 && (name_end_pos > 0))
1091 /* Either '(' or ')' is not found or they are in the wrong order.
1092 * Anyway, something weird that shouldn't happen ever. */
1093 if (name_start_pos >= name_end_pos)
1095 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
1096 name_start_pos, name_end_pos);
1100 name_len = (name_end_pos - name_start_pos) - 1;
1101 if (name_len >= sizeof (ps->name))
1102 name_len = sizeof (ps->name) - 1;
1104 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
1106 if ((buffer_len - name_end_pos) < 2)
1108 buffer_ptr = &buffer[name_end_pos + 2];
1110 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
1111 if (fields_len < 22)
1113 DEBUG ("processes plugin: ps_read_process (pid = %i):"
1114 " `%s' has only %i fields..",
1115 (int) pid, filename, fields_len);
1119 *state = fields[0][0];
1128 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1130 /* returns -1 => kernel 2.4 */
1136 /* Leave the rest at zero if this is only a zombi */
1137 if (ps->num_proc == 0)
1139 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1140 "name = %s;", pid, ps->name);
1144 cpu_user_counter = atoll (fields[11]);
1145 cpu_system_counter = atoll (fields[12]);
1146 vmem_size = atoll (fields[20]);
1147 vmem_rss = atoll (fields[21]);
1148 ps->vmem_minflt_counter = atol (fields[7]);
1149 ps->vmem_majflt_counter = atol (fields[9]);
1152 unsigned long long stack_start = atoll (fields[25]);
1153 unsigned long long stack_ptr = atoll (fields[26]);
1155 stack_size = (stack_start > stack_ptr)
1156 ? stack_start - stack_ptr
1157 : stack_ptr - stack_start;
1160 /* Convert jiffies to useconds */
1161 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1162 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1163 vmem_rss = vmem_rss * pagesize_g;
1165 if ( (ps_read_vmem(pid, ps)) == NULL)
1170 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1173 ps->cpu_user_counter = cpu_user_counter;
1174 ps->cpu_system_counter = cpu_system_counter;
1175 ps->vmem_size = (unsigned long) vmem_size;
1176 ps->vmem_rss = (unsigned long) vmem_rss;
1177 ps->stack_size = (unsigned long) stack_size;
1179 if ( (ps_read_io (pid, ps)) == NULL)
1187 DEBUG("ps_read_process: not get io data for pid %i",pid);
1190 if ( report_ctx_switch )
1192 if ( (ps_read_tasks_status(pid, ps)) == NULL)
1194 ps->cswitch_vol = -1;
1195 ps->cswitch_invol = -1;
1197 DEBUG("ps_read_tasks_status: not get context "
1198 "switch data for pid %i",pid);
1204 } /* int ps_read_process (...) */
1206 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1211 char file[PATH_MAX];
1216 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1219 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1220 (unsigned int) pid);
1223 fd = open (file, O_RDONLY);
1226 /* ENOENT means the process exited while we were handling it.
1227 * Don't complain about this, it only fills the logs. */
1228 if (errno != ENOENT)
1229 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1230 sstrerror (errno, errbuf, sizeof (errbuf)));
1242 status = read (fd, (void *)buf_ptr, len);
1247 if ((EAGAIN == errno) || (EINTR == errno))
1250 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1251 sstrerror (errno, errbuf, sizeof (errbuf)));
1271 /* cmdline not available; e.g. kernel thread, zombie */
1275 ssnprintf (buf, buf_len, "[%s]", name);
1279 assert (n <= buf_len);
1286 /* remove trailing whitespace */
1287 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1292 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1299 } /* char *ps_get_cmdline (...) */
1301 static int read_fork_rate ()
1306 _Bool value_valid = 0;
1308 proc_stat = fopen ("/proc/stat", "r");
1309 if (proc_stat == NULL)
1312 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1313 sstrerror (errno, errbuf, sizeof (errbuf)));
1317 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1323 fields_num = strsplit (buffer, fields,
1324 STATIC_ARRAY_SIZE (fields));
1325 if (fields_num != 2)
1328 if (strcmp ("processes", fields[0]) != 0)
1331 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1342 ps_submit_fork_rate (value.derive);
1345 #endif /*KERNEL_LINUX */
1348 static const char *ps_get_cmdline (long pid, /* {{{ */
1349 char *buffer, size_t buffer_size)
1351 char path[PATH_MAX];
1355 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1357 status = read_file_contents (path, (void *) &info, sizeof (info));
1358 if (status != sizeof (info))
1360 ERROR ("processes plugin: Unexpected return value "
1361 "while reading \"%s\": "
1362 "Returned %i but expected %zu.",
1363 path, status, buffer_size);
1367 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1368 sstrncpy (buffer, info.pr_psargs, buffer_size);
1371 } /* }}} int ps_get_cmdline */
1374 * Reads process information on the Solaris OS. The information comes mainly from
1375 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1376 * The values for input and ouput chars are calculated "by hand"
1377 * Added a few "solaris" specific process states as well
1379 static int ps_read_process(long pid, procstat_t *ps, char *state)
1382 char f_psinfo[64], f_usage[64];
1385 pstatus_t *myStatus;
1389 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1390 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1391 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1394 buffer = malloc(sizeof (pstatus_t));
1395 memset(buffer, 0, sizeof (pstatus_t));
1396 read_file_contents(filename, buffer, sizeof (pstatus_t));
1397 myStatus = (pstatus_t *) buffer;
1399 buffer = malloc(sizeof (psinfo_t));
1400 memset(buffer, 0, sizeof(psinfo_t));
1401 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1402 myInfo = (psinfo_t *) buffer;
1404 buffer = malloc(sizeof (prusage_t));
1405 memset(buffer, 0, sizeof(prusage_t));
1406 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1407 myUsage = (prusage_t *) buffer;
1409 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1410 ps->num_lwp = myStatus->pr_nlwp;
1411 if (myInfo->pr_wstat != 0) {
1414 *state = (char) 'Z';
1418 ps->num_lwp = myInfo->pr_nlwp;
1422 * Convert system time and user time from nanoseconds to microseconds
1423 * for compatibility with the linux module
1425 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1426 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1429 * Convert rssize from KB to bytes to be consistent w/ the linux module
1431 ps->vmem_rss = myInfo->pr_rssize * 1024;
1432 ps->vmem_size = myInfo->pr_size * 1024;
1433 ps->vmem_minflt_counter = myUsage->pr_minf;
1434 ps->vmem_majflt_counter = myUsage->pr_majf;
1437 * TODO: Data and code segment calculations for Solaris
1442 ps->stack_size = myStatus->pr_stksize;
1445 * Calculating input/ouput chars
1446 * Formula used is total chars / total blocks => chars/block
1447 * then convert input/output blocks to chars
1449 ulong_t tot_chars = myUsage->pr_ioch;
1450 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1451 ulong_t chars_per_block = 1;
1452 if (tot_blocks != 0)
1453 chars_per_block = tot_chars / tot_blocks;
1454 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1455 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1456 ps->io_syscr = myUsage->pr_sysc;
1457 ps->io_syscw = myUsage->pr_sysc;
1461 * TODO: Find way of setting BLOCKED and PAGING status
1464 *state = (char) 'R';
1465 if (myStatus->pr_flags & PR_ASLEEP)
1466 *state = (char) 'S';
1467 else if (myStatus->pr_flags & PR_STOPPED)
1468 *state = (char) 'T';
1469 else if (myStatus->pr_flags & PR_DETACH)
1470 *state = (char) 'E';
1471 else if (myStatus->pr_flags & PR_DAEMON)
1472 *state = (char) 'A';
1473 else if (myStatus->pr_flags & PR_ISSYS)
1474 *state = (char) 'Y';
1475 else if (myStatus->pr_flags & PR_ORPHAN)
1476 *state = (char) 'O';
1486 * Reads the number of threads created since the last reboot. On Solaris these
1487 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1488 * The result is the sum for all the threads created on each cpu
1490 static int read_fork_rate()
1492 extern kstat_ctl_t *kc;
1493 kstat_t *ksp_chain = NULL;
1494 derive_t result = 0;
1499 for (ksp_chain = kc->kc_chain;
1501 ksp_chain = ksp_chain->ks_next)
1503 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1504 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1505 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1509 kstat_read (kc, ksp_chain, NULL);
1511 tmp = get_kstat_value(ksp_chain, "nthreads");
1517 ps_submit_fork_rate (result);
1520 #endif /* KERNEL_SOLARIS */
1522 #if HAVE_THREAD_INFO
1523 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1527 struct kinfo_proc kp;
1532 mib[2] = KERN_PROC_PID;
1534 if (pid_for_task (t, pid) != KERN_SUCCESS)
1538 kp_size = sizeof (kp);
1539 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1542 if (name_max_len > (MAXCOMLEN + 1))
1543 name_max_len = MAXCOMLEN + 1;
1545 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1546 name[name_max_len - 1] = '\0';
1548 DEBUG ("pid = %i; name = %s;", *pid, name);
1550 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1551 * `top' does it, because it is a lot of work and only used when
1552 * debugging. -octo */
1556 #endif /* HAVE_THREAD_INFO */
1557 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1559 /* do actual readings from kernel */
1560 static int ps_read (void)
1562 #if HAVE_THREAD_INFO
1563 kern_return_t status;
1566 processor_set_t port_pset_priv;
1569 task_array_t task_list;
1570 mach_msg_type_number_t task_list_len;
1573 char task_name[MAXCOMLEN + 1];
1576 thread_act_array_t thread_list;
1577 mach_msg_type_number_t thread_list_len;
1578 thread_basic_info_data_t thread_data;
1579 mach_msg_type_number_t thread_data_len;
1588 procstat_entry_t pse;
1593 * The Mach-concept is a little different from the traditional UNIX
1594 * concept: All the work is done in threads. Threads are contained in
1595 * `tasks'. Therefore, `task status' doesn't make much sense, since
1596 * it's actually a `thread status'.
1597 * Tasks are assigned to sets of processors, so that's where you go to
1600 for (pset = 0; pset < pset_list_len; pset++)
1602 if ((status = host_processor_set_priv (port_host_self,
1604 &port_pset_priv)) != KERN_SUCCESS)
1606 ERROR ("host_processor_set_priv failed: %s\n",
1607 mach_error_string (status));
1611 if ((status = processor_set_tasks (port_pset_priv,
1613 &task_list_len)) != KERN_SUCCESS)
1615 ERROR ("processor_set_tasks failed: %s\n",
1616 mach_error_string (status));
1617 mach_port_deallocate (port_task_self, port_pset_priv);
1621 for (task = 0; task < task_list_len; task++)
1624 if (mach_get_task_name (task_list[task],
1626 task_name, PROCSTAT_NAME_LEN) == 0)
1628 /* search for at least one match */
1629 for (ps = list_head_g; ps != NULL; ps = ps->next)
1630 /* FIXME: cmdline should be here instead of NULL */
1631 if (ps_list_match (task_name, NULL, ps) == 1)
1635 /* Collect more detailed statistics for this process */
1638 task_basic_info_data_t task_basic_info;
1639 mach_msg_type_number_t task_basic_info_len;
1640 task_events_info_data_t task_events_info;
1641 mach_msg_type_number_t task_events_info_len;
1642 task_absolutetime_info_data_t task_absolutetime_info;
1643 mach_msg_type_number_t task_absolutetime_info_len;
1645 memset (&pse, '\0', sizeof (pse));
1648 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1649 status = task_info (task_list[task],
1651 (task_info_t) &task_basic_info,
1652 &task_basic_info_len);
1653 if (status != KERN_SUCCESS)
1655 ERROR ("task_info failed: %s",
1656 mach_error_string (status));
1657 continue; /* with next thread_list */
1660 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1661 status = task_info (task_list[task],
1663 (task_info_t) &task_events_info,
1664 &task_events_info_len);
1665 if (status != KERN_SUCCESS)
1667 ERROR ("task_info failed: %s",
1668 mach_error_string (status));
1669 continue; /* with next thread_list */
1672 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1673 status = task_info (task_list[task],
1674 TASK_ABSOLUTETIME_INFO,
1675 (task_info_t) &task_absolutetime_info,
1676 &task_absolutetime_info_len);
1677 if (status != KERN_SUCCESS)
1679 ERROR ("task_info failed: %s",
1680 mach_error_string (status));
1681 continue; /* with next thread_list */
1685 pse.vmem_size = task_basic_info.virtual_size;
1686 pse.vmem_rss = task_basic_info.resident_size;
1687 /* Does not seem to be easily exposed */
1691 pse.vmem_minflt_counter = task_events_info.cow_faults;
1692 pse.vmem_majflt_counter = task_events_info.faults;
1694 pse.cpu_user_counter = task_absolutetime_info.total_user;
1695 pse.cpu_system_counter = task_absolutetime_info.total_system;
1698 status = task_threads (task_list[task], &thread_list,
1700 if (status != KERN_SUCCESS)
1702 /* Apple's `top' treats this case a zombie. It
1703 * makes sense to some extend: A `zombie'
1704 * thread is nonsense, since the task/process
1707 DEBUG ("task_threads failed: %s",
1708 mach_error_string (status));
1709 if (task_list[task] != port_task_self)
1710 mach_port_deallocate (port_task_self,
1712 continue; /* with next task_list */
1715 for (thread = 0; thread < thread_list_len; thread++)
1717 thread_data_len = THREAD_BASIC_INFO_COUNT;
1718 status = thread_info (thread_list[thread],
1720 (thread_info_t) &thread_data,
1722 if (status != KERN_SUCCESS)
1724 ERROR ("thread_info failed: %s",
1725 mach_error_string (status));
1726 if (task_list[task] != port_task_self)
1727 mach_port_deallocate (port_task_self,
1728 thread_list[thread]);
1729 continue; /* with next thread_list */
1735 switch (thread_data.run_state)
1737 case TH_STATE_RUNNING:
1740 case TH_STATE_STOPPED:
1741 /* What exactly is `halted'? */
1742 case TH_STATE_HALTED:
1745 case TH_STATE_WAITING:
1748 case TH_STATE_UNINTERRUPTIBLE:
1751 /* There is no `zombie' case here,
1752 * since there are no zombie-threads.
1753 * There's only zombie tasks, which are
1756 WARNING ("Unknown thread status: %i",
1757 thread_data.run_state);
1759 } /* switch (thread_data.run_state) */
1761 if (task_list[task] != port_task_self)
1763 status = mach_port_deallocate (port_task_self,
1764 thread_list[thread]);
1765 if (status != KERN_SUCCESS)
1766 ERROR ("mach_port_deallocate failed: %s",
1767 mach_error_string (status));
1769 } /* for (thread_list) */
1771 if ((status = vm_deallocate (port_task_self,
1772 (vm_address_t) thread_list,
1773 thread_list_len * sizeof (thread_act_t)))
1776 ERROR ("vm_deallocate failed: %s",
1777 mach_error_string (status));
1780 thread_list_len = 0;
1782 /* Only deallocate the task port, if it isn't our own.
1783 * Don't know what would happen in that case, but this
1784 * is what Apple's top does.. ;) */
1785 if (task_list[task] != port_task_self)
1787 status = mach_port_deallocate (port_task_self,
1789 if (status != KERN_SUCCESS)
1790 ERROR ("mach_port_deallocate failed: %s",
1791 mach_error_string (status));
1795 /* FIXME: cmdline should be here instead of NULL */
1796 ps_list_add (task_name, NULL, &pse);
1797 } /* for (task_list) */
1799 if ((status = vm_deallocate (port_task_self,
1800 (vm_address_t) task_list,
1801 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1803 ERROR ("vm_deallocate failed: %s",
1804 mach_error_string (status));
1809 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1812 ERROR ("mach_port_deallocate failed: %s",
1813 mach_error_string (status));
1815 } /* for (pset_list) */
1817 ps_submit_state ("running", running);
1818 ps_submit_state ("sleeping", sleeping);
1819 ps_submit_state ("zombies", zombies);
1820 ps_submit_state ("stopped", stopped);
1821 ps_submit_state ("blocked", blocked);
1823 for (ps = list_head_g; ps != NULL; ps = ps->next)
1824 ps_submit_proc_list (ps);
1825 /* #endif HAVE_THREAD_INFO */
1839 char cmdline[CMDLINE_BUFFER_SIZE];
1843 procstat_entry_t pse;
1848 running = sleeping = zombies = stopped = paging = blocked = 0;
1851 if ((proc = opendir ("/proc")) == NULL)
1854 ERROR ("Cannot open `/proc': %s",
1855 sstrerror (errno, errbuf, sizeof (errbuf)));
1859 while ((ent = readdir (proc)) != NULL)
1861 if (!isdigit (ent->d_name[0]))
1864 if ((pid = atoi (ent->d_name)) < 1)
1867 status = ps_read_process (pid, &ps, &state);
1870 DEBUG ("ps_read_process failed: %i", status);
1877 pse.num_proc = ps.num_proc;
1878 pse.num_lwp = ps.num_lwp;
1879 pse.vmem_size = ps.vmem_size;
1880 pse.vmem_rss = ps.vmem_rss;
1881 pse.vmem_data = ps.vmem_data;
1882 pse.vmem_code = ps.vmem_code;
1883 pse.stack_size = ps.stack_size;
1885 pse.vmem_minflt = 0;
1886 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1887 pse.vmem_majflt = 0;
1888 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1891 pse.cpu_user_counter = ps.cpu_user_counter;
1893 pse.cpu_system_counter = ps.cpu_system_counter;
1895 pse.io_rchar = ps.io_rchar;
1896 pse.io_wchar = ps.io_wchar;
1897 pse.io_syscr = ps.io_syscr;
1898 pse.io_syscw = ps.io_syscw;
1900 pse.cswitch_vol = ps.cswitch_vol;
1901 pse.cswitch_invol = ps.cswitch_invol;
1905 case 'R': running++; break;
1906 case 'S': sleeping++; break;
1907 case 'D': blocked++; break;
1908 case 'Z': zombies++; break;
1909 case 'T': stopped++; break;
1910 case 'W': paging++; break;
1913 ps_list_add (ps.name,
1914 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1920 ps_submit_state ("running", running);
1921 ps_submit_state ("sleeping", sleeping);
1922 ps_submit_state ("zombies", zombies);
1923 ps_submit_state ("stopped", stopped);
1924 ps_submit_state ("paging", paging);
1925 ps_submit_state ("blocked", blocked);
1927 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1928 ps_submit_proc_list (ps_ptr);
1931 /* #endif KERNEL_LINUX */
1933 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1943 char errbuf[_POSIX2_LINE_MAX];
1944 struct kinfo_proc *procs; /* array of processes */
1945 struct kinfo_proc *proc_ptr = NULL;
1946 int count; /* returns number of processes */
1950 procstat_entry_t pse;
1954 /* Open the kvm interface, get a descriptor */
1955 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1958 ERROR ("processes plugin: Cannot open kvm interface: %s",
1963 /* Get the list of processes. */
1964 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1967 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1973 /* Iterate through the processes in kinfo_proc */
1974 for (i = 0; i < count; i++)
1976 /* Create only one process list entry per _process_, i.e.
1977 * filter out threads (duplicate PID entries). */
1978 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1980 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1981 _Bool have_cmdline = 0;
1983 proc_ptr = &(procs[i]);
1984 /* Don't probe system processes and processes without arguments */
1985 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1986 && (procs[i].ki_args != NULL))
1992 /* retrieve the arguments */
1993 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1995 if ((argv != NULL) && (argv[0] != NULL))
1997 while (argv[argc] != NULL)
2000 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2002 WARNING ("processes plugin: Command line did not fit into buffer.");
2006 } /* if (process has argument list) */
2008 pse.id = procs[i].ki_pid;
2012 pse.num_lwp = procs[i].ki_numthreads;
2014 pse.vmem_size = procs[i].ki_size;
2015 pse.vmem_rss = procs[i].ki_rssize * pagesize;
2016 pse.vmem_data = procs[i].ki_dsize * pagesize;
2017 pse.vmem_code = procs[i].ki_tsize * pagesize;
2018 pse.stack_size = procs[i].ki_ssize * pagesize;
2019 pse.vmem_minflt = 0;
2020 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
2021 pse.vmem_majflt = 0;
2022 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
2026 pse.cpu_user_counter = 0;
2027 pse.cpu_system_counter = 0;
2029 * The u-area might be swapped out, and we can't get
2030 * at it because we have a crashdump and no swap.
2031 * If it's here fill in these fields, otherwise, just
2034 if (procs[i].ki_flag & P_INMEM)
2036 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
2037 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
2038 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
2039 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
2048 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
2049 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
2051 switch (procs[i].ki_stat)
2053 case SSTOP: stopped++; break;
2054 case SSLEEP: sleeping++; break;
2055 case SRUN: running++; break;
2056 case SIDL: idle++; break;
2057 case SWAIT: wait++; break;
2058 case SLOCK: blocked++; break;
2059 case SZOMB: zombies++; break;
2065 ps_submit_state ("running", running);
2066 ps_submit_state ("sleeping", sleeping);
2067 ps_submit_state ("zombies", zombies);
2068 ps_submit_state ("stopped", stopped);
2069 ps_submit_state ("blocked", blocked);
2070 ps_submit_state ("idle", idle);
2071 ps_submit_state ("wait", wait);
2073 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2074 ps_submit_proc_list (ps_ptr);
2075 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
2077 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
2088 struct kinfo_proc *procs; /* array of processes */
2089 struct kinfo_proc *proc_ptr = NULL;
2090 int count; /* returns number of processes */
2094 procstat_entry_t pse;
2098 /* Open the kvm interface, get a descriptor */
2099 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
2102 ERROR ("processes plugin: Cannot open kvm interface: %s",
2107 /* Get the list of processes. */
2108 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
2111 ERROR ("processes plugin: Cannot get kvm processes list: %s",
2117 /* Iterate through the processes in kinfo_proc */
2118 for (i = 0; i < count; i++)
2120 /* Create only one process list entry per _process_, i.e.
2121 * filter out threads (duplicate PID entries). */
2122 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
2124 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2125 _Bool have_cmdline = 0;
2127 proc_ptr = &(procs[i]);
2128 /* Don't probe zombie processes */
2129 if (!P_ZOMBIE(proc_ptr))
2135 /* retrieve the arguments */
2136 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2138 if ((argv != NULL) && (argv[0] != NULL))
2140 while (argv[argc] != NULL)
2143 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2145 WARNING ("processes plugin: Command line did not fit into buffer.");
2149 } /* if (process has argument list) */
2151 pse.id = procs[i].p_pid;
2155 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2157 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2158 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2159 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2160 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2161 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2162 pse.vmem_minflt = 0;
2163 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2164 pse.vmem_majflt = 0;
2165 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2169 pse.cpu_user_counter = procs[i].p_uutime_usec +
2170 (1000000lu * procs[i].p_uutime_sec);
2171 pse.cpu_system_counter = procs[i].p_ustime_usec +
2172 (1000000lu * procs[i].p_ustime_sec);
2180 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2181 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2183 switch (procs[i].p_stat)
2185 case SSTOP: stopped++; break;
2186 case SSLEEP: sleeping++; break;
2187 case SRUN: running++; break;
2188 case SIDL: idle++; break;
2189 case SONPROC: onproc++; break;
2190 case SDEAD: dead++; break;
2191 case SZOMB: zombies++; break;
2197 ps_submit_state ("running", running);
2198 ps_submit_state ("sleeping", sleeping);
2199 ps_submit_state ("zombies", zombies);
2200 ps_submit_state ("stopped", stopped);
2201 ps_submit_state ("onproc", onproc);
2202 ps_submit_state ("idle", idle);
2203 ps_submit_state ("dead", dead);
2205 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2206 ps_submit_proc_list (ps_ptr);
2207 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2209 #elif HAVE_PROCINFO_H
2222 procstat_entry_t pse;
2225 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2226 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2227 &pindex, MAXPROCENTRY)) > 0)
2231 for (i = 0; i < nprocs; i++)
2235 char arglist[MAXARGLN+1];
2239 if (procentry[i].pi_state == SNONE) continue;
2240 /* if (procentry[i].pi_state == SZOMB) FIXME */
2242 cmdline = procentry[i].pi_comm;
2243 cargs = procentry[i].pi_comm;
2244 if ( procentry[i].pi_flags & SKPROC )
2246 if (procentry[i].pi_pid == 0)
2247 cmdline = "swapper";
2252 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2257 while (++n < MAXARGLN)
2259 if (arglist[n] == '\0')
2261 if (arglist[n+1] == '\0')
2270 pse.id = procentry[i].pi_pid;
2272 pse.num_lwp = procentry[i].pi_thcount;
2276 while ((nthreads = getthrds64(procentry[i].pi_pid,
2277 thrdentry, sizeof(struct thrdentry64),
2278 &thindex, MAXTHRDENTRY)) > 0)
2282 for (j=0; j< nthreads; j++)
2284 switch (thrdentry[j].ti_state)
2286 /* case TSNONE: break; */
2287 case TSIDL: blocked++; break; /* FIXME is really blocked */
2288 case TSRUN: running++; break;
2289 case TSSLEEP: sleeping++; break;
2290 case TSSWAP: paging++; break;
2291 case TSSTOP: stopped++; break;
2292 case TSZOMB: zombies++; break;
2295 if (nthreads < MAXTHRDENTRY)
2300 /* tv_usec is nanosec ??? */
2301 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2302 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2305 /* tv_usec is nanosec ??? */
2306 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2307 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2309 pse.vmem_minflt = 0;
2310 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2311 pse.vmem_majflt = 0;
2312 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2314 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2315 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2326 ps_list_add (cmdline, cargs, &pse);
2327 } /* for (i = 0 .. nprocs) */
2329 if (nprocs < MAXPROCENTRY)
2331 } /* while (getprocs64() > 0) */
2332 ps_submit_state ("running", running);
2333 ps_submit_state ("sleeping", sleeping);
2334 ps_submit_state ("zombies", zombies);
2335 ps_submit_state ("stopped", stopped);
2336 ps_submit_state ("paging", paging);
2337 ps_submit_state ("blocked", blocked);
2339 for (ps = list_head_g; ps != NULL; ps = ps->next)
2340 ps_submit_proc_list (ps);
2341 /* #endif HAVE_PROCINFO_H */
2343 #elif KERNEL_SOLARIS
2345 * The Solaris section adds a few more process states and removes some
2346 * process states compared to linux. Most notably there is no "PAGING"
2347 * and "BLOCKED" state for a process. The rest is similar to the linux
2366 char cmdline[PRARGSZ];
2370 proc = opendir ("/proc");
2374 while ((ent = readdir(proc)) != NULL)
2378 procstat_entry_t pse;
2381 if (!isdigit ((int) ent->d_name[0]))
2384 pid = strtol (ent->d_name, &endptr, 10);
2385 if (*endptr != 0) /* value didn't completely parse as a number */
2388 status = ps_read_process (pid, &ps, &state);
2391 DEBUG("ps_read_process failed: %i", status);
2398 pse.num_proc = ps.num_proc;
2399 pse.num_lwp = ps.num_lwp;
2400 pse.vmem_size = ps.vmem_size;
2401 pse.vmem_rss = ps.vmem_rss;
2402 pse.vmem_data = ps.vmem_data;
2403 pse.vmem_code = ps.vmem_code;
2404 pse.stack_size = ps.stack_size;
2406 pse.vmem_minflt = 0;
2407 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2408 pse.vmem_majflt = 0;
2409 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2412 pse.cpu_user_counter = ps.cpu_user_counter;
2414 pse.cpu_system_counter = ps.cpu_system_counter;
2416 pse.io_rchar = ps.io_rchar;
2417 pse.io_wchar = ps.io_wchar;
2418 pse.io_syscr = ps.io_syscr;
2419 pse.io_syscw = ps.io_syscw;
2423 case 'R': running++; break;
2424 case 'S': sleeping++; break;
2425 case 'E': detached++; break;
2426 case 'Z': zombies++; break;
2427 case 'T': stopped++; break;
2428 case 'A': daemon++; break;
2429 case 'Y': system++; break;
2430 case 'O': orphan++; break;
2434 ps_list_add (ps.name,
2435 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2437 } /* while(readdir) */
2440 ps_submit_state ("running", running);
2441 ps_submit_state ("sleeping", sleeping);
2442 ps_submit_state ("zombies", zombies);
2443 ps_submit_state ("stopped", stopped);
2444 ps_submit_state ("detached", detached);
2445 ps_submit_state ("daemon", daemon);
2446 ps_submit_state ("system", system);
2447 ps_submit_state ("orphan", orphan);
2449 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2450 ps_submit_proc_list (ps_ptr);
2453 #endif /* KERNEL_SOLARIS */
2458 void module_register (void)
2460 plugin_register_complex_config ("processes", ps_config);
2461 plugin_register_init ("processes", ps_init);
2462 plugin_register_read ("processes", ps_read);
2463 } /* void module_register */