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);
298 ERROR ("processes plugin: ps_list_register: "
299 "Regular expression \"%s\" found in config "
300 "file, but support for regular expressions "
301 "has been disabled at compile time.",
308 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
310 if (strcmp (ptr->name, name) == 0)
312 WARNING ("processes plugin: You have configured more "
313 "than one `Process' or "
314 "`ProcessMatch' with the same name. "
315 "All but the first setting will be "
324 if (ptr->next == NULL)
332 } /* void ps_list_register */
334 /* try to match name against entry, returns 1 if success */
335 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
344 if ((str == NULL) || (str[0] == 0))
347 assert (str != NULL);
349 status = regexec (ps->re, str,
358 if (strcmp (ps->name, name) == 0)
362 } /* int ps_list_match */
364 static void ps_update_counter (
366 derive_t *group_counter,
367 derive_t *curr_counter, unsigned long *curr_value,
368 derive_t new_counter, unsigned long new_value) {
371 *curr_value = new_value;
372 *curr_counter += new_value;
373 *group_counter += new_value;
377 if (new_counter < *curr_counter)
379 *curr_value = new_counter + (ULONG_MAX - *curr_counter);
383 *curr_value = new_counter - *curr_counter;
385 *curr_counter = new_counter;
386 *group_counter += *curr_value;
389 /* add process entry to 'instances' of process 'name' (or refresh it) */
390 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
393 procstat_entry_t *pse;
398 for (ps = list_head_g; ps != NULL; ps = ps->next)
402 if ((ps_list_match (name, cmdline, ps)) == 0)
405 for (pse = ps->instances; pse != NULL; pse = pse->next)
406 if ((pse->id == entry->id) || (pse->next == NULL))
409 if ((pse == NULL) || (pse->id != entry->id))
411 procstat_entry_t *new;
413 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
416 memset (new, 0, sizeof (procstat_entry_t));
428 pse->num_proc = entry->num_proc;
429 pse->num_lwp = entry->num_lwp;
430 pse->vmem_size = entry->vmem_size;
431 pse->vmem_rss = entry->vmem_rss;
432 pse->vmem_data = entry->vmem_data;
433 pse->vmem_code = entry->vmem_code;
434 pse->stack_size = entry->stack_size;
435 pse->io_rchar = entry->io_rchar;
436 pse->io_wchar = entry->io_wchar;
437 pse->io_syscr = entry->io_syscr;
438 pse->io_syscw = entry->io_syscw;
439 pse->cswitch_vol = entry->cswitch_vol;
440 pse->cswitch_invol = entry->cswitch_invol;
442 ps->num_proc += pse->num_proc;
443 ps->num_lwp += pse->num_lwp;
444 ps->vmem_size += pse->vmem_size;
445 ps->vmem_rss += pse->vmem_rss;
446 ps->vmem_data += pse->vmem_data;
447 ps->vmem_code += pse->vmem_code;
448 ps->stack_size += pse->stack_size;
450 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
451 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
452 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
453 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
455 ps->cswitch_vol += ((pse->cswitch_vol == -1)?0:pse->cswitch_vol);
456 ps->cswitch_invol += ((pse->cswitch_invol == -1)?0:pse->cswitch_invol);
458 want_init = (entry->vmem_minflt_counter == 0)
459 && (entry->vmem_majflt_counter == 0);
460 ps_update_counter (want_init,
461 &ps->vmem_minflt_counter,
462 &pse->vmem_minflt_counter, &pse->vmem_minflt,
463 entry->vmem_minflt_counter, entry->vmem_minflt);
464 ps_update_counter (want_init,
465 &ps->vmem_majflt_counter,
466 &pse->vmem_majflt_counter, &pse->vmem_majflt,
467 entry->vmem_majflt_counter, entry->vmem_majflt);
469 want_init = (entry->cpu_user_counter == 0)
470 && (entry->cpu_system_counter == 0);
471 ps_update_counter (want_init,
472 &ps->cpu_user_counter,
473 &pse->cpu_user_counter, &pse->cpu_user,
474 entry->cpu_user_counter, entry->cpu_user);
475 ps_update_counter (want_init,
476 &ps->cpu_system_counter,
477 &pse->cpu_system_counter, &pse->cpu_system,
478 entry->cpu_system_counter, entry->cpu_system);
482 /* remove old entries from instances of processes in list_head_g */
483 static void ps_list_reset (void)
486 procstat_entry_t *pse;
487 procstat_entry_t *pse_prev;
489 for (ps = list_head_g; ps != NULL; ps = ps->next)
502 ps->cswitch_vol = -1;
503 ps->cswitch_invol = -1;
511 DEBUG ("Removing this procstat entry cause it's too old: "
512 "id = %lu; name = %s;",
515 if (pse_prev == NULL)
517 ps->instances = pse->next;
523 pse_prev->next = pse->next;
525 pse = pse_prev->next;
534 } /* while (pse != NULL) */
535 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
538 /* put all pre-defined 'Process' names from config to list_head_g tree */
539 static int ps_config (oconfig_item_t *ci)
543 for (i = 0; i < ci->children_num; ++i) {
544 oconfig_item_t *c = ci->children + i;
546 if (strcasecmp (c->key, "Process") == 0)
548 if ((c->values_num != 1)
549 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
550 ERROR ("processes plugin: `Process' expects exactly "
551 "one string argument (got %i).",
556 if (c->children_num != 0) {
557 WARNING ("processes plugin: the `Process' config option "
558 "does not expect any child elements -- ignoring "
559 "content (%i elements) of the <Process '%s'> block.",
560 c->children_num, c->values[0].value.string);
563 ps_list_register (c->values[0].value.string, NULL);
565 else if (strcasecmp (c->key, "ProcessMatch") == 0)
567 if ((c->values_num != 2)
568 || (OCONFIG_TYPE_STRING != c->values[0].type)
569 || (OCONFIG_TYPE_STRING != c->values[1].type))
571 ERROR ("processes plugin: `ProcessMatch' needs exactly "
572 "two string arguments (got %i).",
577 if (c->children_num != 0) {
578 WARNING ("processes plugin: the `ProcessMatch' config option "
579 "does not expect any child elements -- ignoring "
580 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
581 "block.", c->children_num, c->values[0].value.string,
582 c->values[1].value.string);
585 ps_list_register (c->values[0].value.string,
586 c->values[1].value.string);
588 else if (strcasecmp (c->key, "CollectContextSwitch") == 0)
590 cf_util_get_boolean (c, &report_ctx_switch);
594 ERROR ("processes plugin: The `%s' configuration option is not "
595 "understood and will be ignored.", c->key);
603 static int ps_init (void)
606 kern_return_t status;
608 port_host_self = mach_host_self ();
609 port_task_self = mach_task_self ();
611 if (pset_list != NULL)
613 vm_deallocate (port_task_self,
614 (vm_address_t) pset_list,
615 pset_list_len * sizeof (processor_set_t));
620 if ((status = host_processor_sets (port_host_self,
622 &pset_list_len)) != KERN_SUCCESS)
624 ERROR ("host_processor_sets failed: %s\n",
625 mach_error_string (status));
630 /* #endif HAVE_THREAD_INFO */
633 pagesize_g = sysconf(_SC_PAGESIZE);
634 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
635 pagesize_g, CONFIG_HZ);
636 /* #endif KERNEL_LINUX */
638 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
639 pagesize = getpagesize();
640 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
642 #elif HAVE_PROCINFO_H
643 pagesize = getpagesize();
644 #endif /* HAVE_PROCINFO_H */
649 /* submit global state (e.g.: qty of zombies, running, etc..) */
650 static void ps_submit_state (const char *state, double value)
653 value_list_t vl = VALUE_LIST_INIT;
655 values[0].gauge = value;
659 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
660 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
661 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
662 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
663 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
665 plugin_dispatch_values (&vl);
668 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
669 static void ps_submit_proc_list (procstat_t *ps)
672 value_list_t vl = VALUE_LIST_INIT;
676 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
677 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
678 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
680 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
681 vl.values[0].gauge = ps->vmem_size;
683 plugin_dispatch_values (&vl);
685 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
686 vl.values[0].gauge = ps->vmem_rss;
688 plugin_dispatch_values (&vl);
690 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
691 vl.values[0].gauge = ps->vmem_data;
693 plugin_dispatch_values (&vl);
695 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
696 vl.values[0].gauge = ps->vmem_code;
698 plugin_dispatch_values (&vl);
700 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
701 vl.values[0].gauge = ps->stack_size;
703 plugin_dispatch_values (&vl);
705 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
706 vl.values[0].derive = ps->cpu_user_counter;
707 vl.values[1].derive = ps->cpu_system_counter;
709 plugin_dispatch_values (&vl);
711 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
712 vl.values[0].gauge = ps->num_proc;
713 vl.values[1].gauge = ps->num_lwp;
715 plugin_dispatch_values (&vl);
717 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
718 vl.values[0].derive = ps->vmem_minflt_counter;
719 vl.values[1].derive = ps->vmem_majflt_counter;
721 plugin_dispatch_values (&vl);
723 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
725 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
726 vl.values[0].derive = ps->io_rchar;
727 vl.values[1].derive = ps->io_wchar;
729 plugin_dispatch_values (&vl);
732 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
734 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
735 vl.values[0].derive = ps->io_syscr;
736 vl.values[1].derive = ps->io_syscw;
738 plugin_dispatch_values (&vl);
741 if ( report_ctx_switch )
743 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
744 sstrncpy (vl.type_instance, "voluntary", sizeof (vl.type_instance));
745 vl.values[0].derive = ps->cswitch_vol;
747 plugin_dispatch_values (&vl);
749 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
750 sstrncpy (vl.type_instance, "involuntary", sizeof (vl.type_instance));
751 vl.values[0].derive = ps->cswitch_invol;
753 plugin_dispatch_values (&vl);
756 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
757 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
759 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
760 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
761 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
762 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64"; "
763 "cswitch_vol = %"PRIi64"; cswitch_invol = %"PRIi64";",
764 ps->name, ps->num_proc, ps->num_lwp,
765 ps->vmem_size, ps->vmem_rss,
766 ps->vmem_data, ps->vmem_code,
767 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
768 ps->cpu_user_counter, ps->cpu_system_counter,
769 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw,
770 ps->cswitch_vol, ps->cswitch_invol);
771 } /* void ps_submit_proc_list */
773 #if KERNEL_LINUX || KERNEL_SOLARIS
774 static void ps_submit_fork_rate (derive_t value)
777 value_list_t vl = VALUE_LIST_INIT;
779 values[0].derive = value;
783 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
784 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
785 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
786 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
787 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
789 plugin_dispatch_values(&vl);
791 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
793 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
795 static procstat_t *ps_read_tasks_status (int pid, procstat_t *ps)
802 derive_t cswitch_vol = 0;
803 derive_t cswitch_invol = 0;
808 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
810 if ((dh = opendir (dirname)) == NULL)
812 DEBUG ("Failed to open directory `%s'", dirname);
816 while ((ent = readdir (dh)) != NULL)
820 if (!isdigit ((int) ent->d_name[0]))
825 ssnprintf (filename, sizeof (filename), "/proc/%i/task/%s/status", pid, tpid);
826 if ((fh = fopen (filename, "r")) == NULL)
828 DEBUG ("Failed to open file `%s'", filename);
832 while (fgets (buffer, sizeof(buffer), fh) != NULL)
837 if (strncmp (buffer, "voluntary_ctxt_switches", 23) != 0
838 && strncmp (buffer, "nonvoluntary_ctxt_switches", 26) != 0)
841 numfields = strsplit (buffer, fields,
842 STATIC_ARRAY_SIZE (fields));
849 tmp = (derive_t) strtoll (fields[1], &endptr, /* base = */ 10);
850 if ((errno == 0) && (endptr != fields[1]))
852 if (strncmp (buffer, "voluntary_ctxt_switches", 23) == 0)
856 else if (strncmp (buffer, "nonvoluntary_ctxt_switches", 26) == 0)
858 cswitch_invol += tmp;
861 } /* while (fgets) */
866 WARNING ("processes: fclose: %s",
867 sstrerror (errno, errbuf, sizeof (errbuf)));
872 ps->cswitch_vol = cswitch_vol;
873 ps->cswitch_invol = cswitch_invol;
876 } /* int *ps_read_tasks_status */
878 /* Read data from /proc/pid/status */
879 static procstat_t *ps_read_status (int pid, procstat_t *ps)
884 unsigned long lib = 0;
885 unsigned long exe = 0;
886 unsigned long data = 0;
887 unsigned long threads = 0;
891 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
892 if ((fh = fopen (filename, "r")) == NULL)
895 while (fgets (buffer, sizeof(buffer), fh) != NULL)
900 if (strncmp (buffer, "Vm", 2) != 0
901 && strncmp (buffer, "Threads", 7) != 0)
904 numfields = strsplit (buffer, fields,
905 STATIC_ARRAY_SIZE (fields));
912 tmp = strtoul (fields[1], &endptr, /* base = */ 10);
913 if ((errno == 0) && (endptr != fields[1]))
915 if (strncmp (buffer, "VmData", 6) == 0)
919 else if (strncmp (buffer, "VmLib", 5) == 0)
923 else if (strncmp(buffer, "VmExe", 5) == 0)
927 else if (strncmp(buffer, "Threads", 7) == 0)
932 } /* while (fgets) */
937 WARNING ("processes: fclose: %s",
938 sstrerror (errno, errbuf, sizeof (errbuf)));
941 ps->vmem_data = data * 1024;
942 ps->vmem_code = (exe + lib) * 1024;
944 ps->num_lwp = threads;
947 } /* procstat_t *ps_read_vmem */
949 static procstat_t *ps_read_io (int pid, procstat_t *ps)
958 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
959 if ((fh = fopen (filename, "r")) == NULL)
962 while (fgets (buffer, sizeof (buffer), fh) != NULL)
964 derive_t *val = NULL;
968 if (strncasecmp (buffer, "rchar:", 6) == 0)
969 val = &(ps->io_rchar);
970 else if (strncasecmp (buffer, "wchar:", 6) == 0)
971 val = &(ps->io_wchar);
972 else if (strncasecmp (buffer, "syscr:", 6) == 0)
973 val = &(ps->io_syscr);
974 else if (strncasecmp (buffer, "syscw:", 6) == 0)
975 val = &(ps->io_syscw);
979 numfields = strsplit (buffer, fields,
980 STATIC_ARRAY_SIZE (fields));
987 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
988 if ((errno != 0) || (endptr == fields[1]))
991 *val = (derive_t) tmp;
992 } /* while (fgets) */
997 WARNING ("processes: fclose: %s",
998 sstrerror (errno, errbuf, sizeof (errbuf)));
1002 } /* procstat_t *ps_read_io */
1004 int ps_read_process (int pid, procstat_t *ps, char *state)
1015 size_t name_start_pos;
1016 size_t name_end_pos;
1019 derive_t cpu_user_counter;
1020 derive_t cpu_system_counter;
1021 long long unsigned vmem_size;
1022 long long unsigned vmem_rss;
1023 long long unsigned stack_size;
1027 memset (ps, 0, sizeof (procstat_t));
1029 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
1031 status = read_file_contents (filename, buffer, sizeof(buffer) - 1);
1034 buffer_len = (size_t) status;
1035 buffer[buffer_len] = 0;
1037 /* The name of the process is enclosed in parens. Since the name can
1038 * contain parens itself, spaces, numbers and pretty much everything
1039 * else, use these to determine the process name. We don't use
1040 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
1041 * otherwise be required to determine name_len. */
1043 while ((buffer[name_start_pos] != '(')
1044 && (name_start_pos < buffer_len))
1047 name_end_pos = buffer_len;
1048 while ((buffer[name_end_pos] != ')')
1049 && (name_end_pos > 0))
1052 /* Either '(' or ')' is not found or they are in the wrong order.
1053 * Anyway, something weird that shouldn't happen ever. */
1054 if (name_start_pos >= name_end_pos)
1056 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
1057 name_start_pos, name_end_pos);
1061 name_len = (name_end_pos - name_start_pos) - 1;
1062 if (name_len >= sizeof (ps->name))
1063 name_len = sizeof (ps->name) - 1;
1065 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
1067 if ((buffer_len - name_end_pos) < 2)
1069 buffer_ptr = &buffer[name_end_pos + 2];
1071 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
1072 if (fields_len < 22)
1074 DEBUG ("processes plugin: ps_read_process (pid = %i):"
1075 " `%s' has only %i fields..",
1076 (int) pid, filename, fields_len);
1080 *state = fields[0][0];
1089 ps->num_lwp = strtoul (fields[17], /* endptr = */ NULL, /* base = */ 10);
1090 if ((ps_read_status(pid, ps)) == NULL)
1095 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1097 if (ps->num_lwp <= 0)
1102 /* Leave the rest at zero if this is only a zombi */
1103 if (ps->num_proc == 0)
1105 DEBUG ("processes plugin: This is only a zombie: pid = %i; "
1106 "name = %s;", pid, ps->name);
1110 cpu_user_counter = atoll (fields[11]);
1111 cpu_system_counter = atoll (fields[12]);
1112 vmem_size = atoll (fields[20]);
1113 vmem_rss = atoll (fields[21]);
1114 ps->vmem_minflt_counter = atol (fields[7]);
1115 ps->vmem_majflt_counter = atol (fields[9]);
1118 unsigned long long stack_start = atoll (fields[25]);
1119 unsigned long long stack_ptr = atoll (fields[26]);
1121 stack_size = (stack_start > stack_ptr)
1122 ? stack_start - stack_ptr
1123 : stack_ptr - stack_start;
1126 /* Convert jiffies to useconds */
1127 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1128 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1129 vmem_rss = vmem_rss * pagesize_g;
1131 ps->cpu_user_counter = cpu_user_counter;
1132 ps->cpu_system_counter = cpu_system_counter;
1133 ps->vmem_size = (unsigned long) vmem_size;
1134 ps->vmem_rss = (unsigned long) vmem_rss;
1135 ps->stack_size = (unsigned long) stack_size;
1137 if ( (ps_read_io (pid, ps)) == NULL)
1145 DEBUG("ps_read_process: not get io data for pid %i",pid);
1148 if ( report_ctx_switch )
1150 if ( (ps_read_tasks_status(pid, ps)) == NULL)
1152 ps->cswitch_vol = -1;
1153 ps->cswitch_invol = -1;
1155 DEBUG("ps_read_tasks_status: not get context "
1156 "switch data for pid %i",pid);
1162 } /* int ps_read_process (...) */
1164 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1169 char file[PATH_MAX];
1174 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1177 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1178 (unsigned int) pid);
1181 fd = open (file, O_RDONLY);
1184 /* ENOENT means the process exited while we were handling it.
1185 * Don't complain about this, it only fills the logs. */
1186 if (errno != ENOENT)
1187 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1188 sstrerror (errno, errbuf, sizeof (errbuf)));
1200 status = read (fd, (void *)buf_ptr, len);
1205 if ((EAGAIN == errno) || (EINTR == errno))
1208 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1209 sstrerror (errno, errbuf, sizeof (errbuf)));
1229 /* cmdline not available; e.g. kernel thread, zombie */
1233 ssnprintf (buf, buf_len, "[%s]", name);
1237 assert (n <= buf_len);
1244 /* remove trailing whitespace */
1245 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1250 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1257 } /* char *ps_get_cmdline (...) */
1259 static int read_fork_rate ()
1264 _Bool value_valid = 0;
1266 proc_stat = fopen ("/proc/stat", "r");
1267 if (proc_stat == NULL)
1270 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1271 sstrerror (errno, errbuf, sizeof (errbuf)));
1275 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1281 fields_num = strsplit (buffer, fields,
1282 STATIC_ARRAY_SIZE (fields));
1283 if (fields_num != 2)
1286 if (strcmp ("processes", fields[0]) != 0)
1289 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1300 ps_submit_fork_rate (value.derive);
1303 #endif /*KERNEL_LINUX */
1306 static char *ps_get_cmdline (pid_t pid, char *name __attribute__((unused)), /* {{{ */
1307 char *buffer, size_t buffer_size)
1309 char path[PATH_MAX];
1313 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1315 status = read_file_contents (path, (void *) &info, sizeof (info));
1316 if ((status < 0) || (((size_t) status) != sizeof (info)))
1318 ERROR ("processes plugin: Unexpected return value "
1319 "while reading \"%s\": "
1320 "Returned %zd but expected %zu.",
1321 path, status, buffer_size);
1325 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1326 sstrncpy (buffer, info.pr_psargs, buffer_size);
1329 } /* }}} int ps_get_cmdline */
1332 * Reads process information on the Solaris OS. The information comes mainly from
1333 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1334 * The values for input and ouput chars are calculated "by hand"
1335 * Added a few "solaris" specific process states as well
1337 static int ps_read_process(long pid, procstat_t *ps, char *state)
1340 char f_psinfo[64], f_usage[64];
1343 pstatus_t *myStatus;
1347 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1348 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1349 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1352 buffer = malloc(sizeof (pstatus_t));
1353 memset(buffer, 0, sizeof (pstatus_t));
1354 read_file_contents(filename, buffer, sizeof (pstatus_t));
1355 myStatus = (pstatus_t *) buffer;
1357 buffer = malloc(sizeof (psinfo_t));
1358 memset(buffer, 0, sizeof(psinfo_t));
1359 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1360 myInfo = (psinfo_t *) buffer;
1362 buffer = malloc(sizeof (prusage_t));
1363 memset(buffer, 0, sizeof(prusage_t));
1364 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1365 myUsage = (prusage_t *) buffer;
1367 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1368 ps->num_lwp = myStatus->pr_nlwp;
1369 if (myInfo->pr_wstat != 0) {
1372 *state = (char) 'Z';
1376 ps->num_lwp = myInfo->pr_nlwp;
1380 * Convert system time and user time from nanoseconds to microseconds
1381 * for compatibility with the linux module
1383 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1384 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1387 * Convert rssize from KB to bytes to be consistent w/ the linux module
1389 ps->vmem_rss = myInfo->pr_rssize * 1024;
1390 ps->vmem_size = myInfo->pr_size * 1024;
1391 ps->vmem_minflt_counter = myUsage->pr_minf;
1392 ps->vmem_majflt_counter = myUsage->pr_majf;
1395 * TODO: Data and code segment calculations for Solaris
1400 ps->stack_size = myStatus->pr_stksize;
1403 * Calculating input/ouput chars
1404 * Formula used is total chars / total blocks => chars/block
1405 * then convert input/output blocks to chars
1407 ulong_t tot_chars = myUsage->pr_ioch;
1408 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1409 ulong_t chars_per_block = 1;
1410 if (tot_blocks != 0)
1411 chars_per_block = tot_chars / tot_blocks;
1412 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1413 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1414 ps->io_syscr = myUsage->pr_sysc;
1415 ps->io_syscw = myUsage->pr_sysc;
1418 * TODO: context switch counters for Solaris
1420 ps->cswitch_vol = -1;
1421 ps->cswitch_invol = -1;
1425 * TODO: Find way of setting BLOCKED and PAGING status
1428 *state = (char) 'R';
1429 if (myStatus->pr_flags & PR_ASLEEP)
1430 *state = (char) 'S';
1431 else if (myStatus->pr_flags & PR_STOPPED)
1432 *state = (char) 'T';
1433 else if (myStatus->pr_flags & PR_DETACH)
1434 *state = (char) 'E';
1435 else if (myStatus->pr_flags & PR_DAEMON)
1436 *state = (char) 'A';
1437 else if (myStatus->pr_flags & PR_ISSYS)
1438 *state = (char) 'Y';
1439 else if (myStatus->pr_flags & PR_ORPHAN)
1440 *state = (char) 'O';
1450 * Reads the number of threads created since the last reboot. On Solaris these
1451 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1452 * The result is the sum for all the threads created on each cpu
1454 static int read_fork_rate()
1456 extern kstat_ctl_t *kc;
1457 kstat_t *ksp_chain = NULL;
1458 derive_t result = 0;
1463 for (ksp_chain = kc->kc_chain;
1465 ksp_chain = ksp_chain->ks_next)
1467 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1468 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1469 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1473 kstat_read (kc, ksp_chain, NULL);
1475 tmp = get_kstat_value(ksp_chain, "nthreads");
1481 ps_submit_fork_rate (result);
1484 #endif /* KERNEL_SOLARIS */
1486 #if HAVE_THREAD_INFO
1487 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1491 struct kinfo_proc kp;
1496 mib[2] = KERN_PROC_PID;
1498 if (pid_for_task (t, pid) != KERN_SUCCESS)
1502 kp_size = sizeof (kp);
1503 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1506 if (name_max_len > (MAXCOMLEN + 1))
1507 name_max_len = MAXCOMLEN + 1;
1509 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1510 name[name_max_len - 1] = '\0';
1512 DEBUG ("pid = %i; name = %s;", *pid, name);
1514 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1515 * `top' does it, because it is a lot of work and only used when
1516 * debugging. -octo */
1520 #endif /* HAVE_THREAD_INFO */
1521 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1523 /* do actual readings from kernel */
1524 static int ps_read (void)
1526 #if HAVE_THREAD_INFO
1527 kern_return_t status;
1530 processor_set_t port_pset_priv;
1533 task_array_t task_list;
1534 mach_msg_type_number_t task_list_len;
1537 char task_name[MAXCOMLEN + 1];
1540 thread_act_array_t thread_list;
1541 mach_msg_type_number_t thread_list_len;
1542 thread_basic_info_data_t thread_data;
1543 mach_msg_type_number_t thread_data_len;
1552 procstat_entry_t pse;
1557 * The Mach-concept is a little different from the traditional UNIX
1558 * concept: All the work is done in threads. Threads are contained in
1559 * `tasks'. Therefore, `task status' doesn't make much sense, since
1560 * it's actually a `thread status'.
1561 * Tasks are assigned to sets of processors, so that's where you go to
1564 for (pset = 0; pset < pset_list_len; pset++)
1566 if ((status = host_processor_set_priv (port_host_self,
1568 &port_pset_priv)) != KERN_SUCCESS)
1570 ERROR ("host_processor_set_priv failed: %s\n",
1571 mach_error_string (status));
1575 if ((status = processor_set_tasks (port_pset_priv,
1577 &task_list_len)) != KERN_SUCCESS)
1579 ERROR ("processor_set_tasks failed: %s\n",
1580 mach_error_string (status));
1581 mach_port_deallocate (port_task_self, port_pset_priv);
1585 for (task = 0; task < task_list_len; task++)
1588 if (mach_get_task_name (task_list[task],
1590 task_name, PROCSTAT_NAME_LEN) == 0)
1592 /* search for at least one match */
1593 for (ps = list_head_g; ps != NULL; ps = ps->next)
1594 /* FIXME: cmdline should be here instead of NULL */
1595 if (ps_list_match (task_name, NULL, ps) == 1)
1599 /* Collect more detailed statistics for this process */
1602 task_basic_info_data_t task_basic_info;
1603 mach_msg_type_number_t task_basic_info_len;
1604 task_events_info_data_t task_events_info;
1605 mach_msg_type_number_t task_events_info_len;
1606 task_absolutetime_info_data_t task_absolutetime_info;
1607 mach_msg_type_number_t task_absolutetime_info_len;
1609 memset (&pse, '\0', sizeof (pse));
1612 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1613 status = task_info (task_list[task],
1615 (task_info_t) &task_basic_info,
1616 &task_basic_info_len);
1617 if (status != KERN_SUCCESS)
1619 ERROR ("task_info failed: %s",
1620 mach_error_string (status));
1621 continue; /* with next thread_list */
1624 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1625 status = task_info (task_list[task],
1627 (task_info_t) &task_events_info,
1628 &task_events_info_len);
1629 if (status != KERN_SUCCESS)
1631 ERROR ("task_info failed: %s",
1632 mach_error_string (status));
1633 continue; /* with next thread_list */
1636 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1637 status = task_info (task_list[task],
1638 TASK_ABSOLUTETIME_INFO,
1639 (task_info_t) &task_absolutetime_info,
1640 &task_absolutetime_info_len);
1641 if (status != KERN_SUCCESS)
1643 ERROR ("task_info failed: %s",
1644 mach_error_string (status));
1645 continue; /* with next thread_list */
1649 pse.vmem_size = task_basic_info.virtual_size;
1650 pse.vmem_rss = task_basic_info.resident_size;
1651 /* Does not seem to be easily exposed */
1655 pse.vmem_minflt_counter = task_events_info.cow_faults;
1656 pse.vmem_majflt_counter = task_events_info.faults;
1658 pse.cpu_user_counter = task_absolutetime_info.total_user;
1659 pse.cpu_system_counter = task_absolutetime_info.total_system;
1661 /* context switch counters not implemented */
1662 pse.cswitch_vol = -1;
1663 pse.cswitch_invol = -1;
1666 status = task_threads (task_list[task], &thread_list,
1668 if (status != KERN_SUCCESS)
1670 /* Apple's `top' treats this case a zombie. It
1671 * makes sense to some extend: A `zombie'
1672 * thread is nonsense, since the task/process
1675 DEBUG ("task_threads failed: %s",
1676 mach_error_string (status));
1677 if (task_list[task] != port_task_self)
1678 mach_port_deallocate (port_task_self,
1680 continue; /* with next task_list */
1683 for (thread = 0; thread < thread_list_len; thread++)
1685 thread_data_len = THREAD_BASIC_INFO_COUNT;
1686 status = thread_info (thread_list[thread],
1688 (thread_info_t) &thread_data,
1690 if (status != KERN_SUCCESS)
1692 ERROR ("thread_info failed: %s",
1693 mach_error_string (status));
1694 if (task_list[task] != port_task_self)
1695 mach_port_deallocate (port_task_self,
1696 thread_list[thread]);
1697 continue; /* with next thread_list */
1703 switch (thread_data.run_state)
1705 case TH_STATE_RUNNING:
1708 case TH_STATE_STOPPED:
1709 /* What exactly is `halted'? */
1710 case TH_STATE_HALTED:
1713 case TH_STATE_WAITING:
1716 case TH_STATE_UNINTERRUPTIBLE:
1719 /* There is no `zombie' case here,
1720 * since there are no zombie-threads.
1721 * There's only zombie tasks, which are
1724 WARNING ("Unknown thread status: %i",
1725 thread_data.run_state);
1727 } /* switch (thread_data.run_state) */
1729 if (task_list[task] != port_task_self)
1731 status = mach_port_deallocate (port_task_self,
1732 thread_list[thread]);
1733 if (status != KERN_SUCCESS)
1734 ERROR ("mach_port_deallocate failed: %s",
1735 mach_error_string (status));
1737 } /* for (thread_list) */
1739 if ((status = vm_deallocate (port_task_self,
1740 (vm_address_t) thread_list,
1741 thread_list_len * sizeof (thread_act_t)))
1744 ERROR ("vm_deallocate failed: %s",
1745 mach_error_string (status));
1748 thread_list_len = 0;
1750 /* Only deallocate the task port, if it isn't our own.
1751 * Don't know what would happen in that case, but this
1752 * is what Apple's top does.. ;) */
1753 if (task_list[task] != port_task_self)
1755 status = mach_port_deallocate (port_task_self,
1757 if (status != KERN_SUCCESS)
1758 ERROR ("mach_port_deallocate failed: %s",
1759 mach_error_string (status));
1763 /* FIXME: cmdline should be here instead of NULL */
1764 ps_list_add (task_name, NULL, &pse);
1765 } /* for (task_list) */
1767 if ((status = vm_deallocate (port_task_self,
1768 (vm_address_t) task_list,
1769 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1771 ERROR ("vm_deallocate failed: %s",
1772 mach_error_string (status));
1777 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1780 ERROR ("mach_port_deallocate failed: %s",
1781 mach_error_string (status));
1783 } /* for (pset_list) */
1785 ps_submit_state ("running", running);
1786 ps_submit_state ("sleeping", sleeping);
1787 ps_submit_state ("zombies", zombies);
1788 ps_submit_state ("stopped", stopped);
1789 ps_submit_state ("blocked", blocked);
1791 for (ps = list_head_g; ps != NULL; ps = ps->next)
1792 ps_submit_proc_list (ps);
1793 /* #endif HAVE_THREAD_INFO */
1807 char cmdline[CMDLINE_BUFFER_SIZE];
1811 procstat_entry_t pse;
1816 running = sleeping = zombies = stopped = paging = blocked = 0;
1819 if ((proc = opendir ("/proc")) == NULL)
1822 ERROR ("Cannot open `/proc': %s",
1823 sstrerror (errno, errbuf, sizeof (errbuf)));
1827 while ((ent = readdir (proc)) != NULL)
1829 if (!isdigit (ent->d_name[0]))
1832 if ((pid = atoi (ent->d_name)) < 1)
1835 status = ps_read_process (pid, &ps, &state);
1838 DEBUG ("ps_read_process failed: %i", status);
1842 memset (&pse, 0, sizeof (pse));
1846 pse.num_proc = ps.num_proc;
1847 pse.num_lwp = ps.num_lwp;
1848 pse.vmem_size = ps.vmem_size;
1849 pse.vmem_rss = ps.vmem_rss;
1850 pse.vmem_data = ps.vmem_data;
1851 pse.vmem_code = ps.vmem_code;
1852 pse.stack_size = ps.stack_size;
1854 pse.vmem_minflt = 0;
1855 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1856 pse.vmem_majflt = 0;
1857 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1860 pse.cpu_user_counter = ps.cpu_user_counter;
1862 pse.cpu_system_counter = ps.cpu_system_counter;
1864 pse.io_rchar = ps.io_rchar;
1865 pse.io_wchar = ps.io_wchar;
1866 pse.io_syscr = ps.io_syscr;
1867 pse.io_syscw = ps.io_syscw;
1869 pse.cswitch_vol = ps.cswitch_vol;
1870 pse.cswitch_invol = ps.cswitch_invol;
1874 case 'R': running++; break;
1875 case 'S': sleeping++; break;
1876 case 'D': blocked++; break;
1877 case 'Z': zombies++; break;
1878 case 'T': stopped++; break;
1879 case 'W': paging++; break;
1882 ps_list_add (ps.name,
1883 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1889 ps_submit_state ("running", running);
1890 ps_submit_state ("sleeping", sleeping);
1891 ps_submit_state ("zombies", zombies);
1892 ps_submit_state ("stopped", stopped);
1893 ps_submit_state ("paging", paging);
1894 ps_submit_state ("blocked", blocked);
1896 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1897 ps_submit_proc_list (ps_ptr);
1900 /* #endif KERNEL_LINUX */
1902 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1912 char errbuf[_POSIX2_LINE_MAX];
1913 struct kinfo_proc *procs; /* array of processes */
1914 struct kinfo_proc *proc_ptr = NULL;
1915 int count; /* returns number of processes */
1919 procstat_entry_t pse;
1923 /* Open the kvm interface, get a descriptor */
1924 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1927 ERROR ("processes plugin: Cannot open kvm interface: %s",
1932 /* Get the list of processes. */
1933 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1936 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1942 /* Iterate through the processes in kinfo_proc */
1943 for (i = 0; i < count; i++)
1945 /* Create only one process list entry per _process_, i.e.
1946 * filter out threads (duplicate PID entries). */
1947 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1949 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1950 _Bool have_cmdline = 0;
1952 proc_ptr = &(procs[i]);
1953 /* Don't probe system processes and processes without arguments */
1954 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1955 && (procs[i].ki_args != NULL))
1961 /* retrieve the arguments */
1962 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1964 if ((argv != NULL) && (argv[0] != NULL))
1966 while (argv[argc] != NULL)
1969 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1971 WARNING ("processes plugin: Command line did not fit into buffer.");
1975 } /* if (process has argument list) */
1977 pse.id = procs[i].ki_pid;
1981 pse.num_lwp = procs[i].ki_numthreads;
1983 pse.vmem_size = procs[i].ki_size;
1984 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1985 pse.vmem_data = procs[i].ki_dsize * pagesize;
1986 pse.vmem_code = procs[i].ki_tsize * pagesize;
1987 pse.stack_size = procs[i].ki_ssize * pagesize;
1988 pse.vmem_minflt = 0;
1989 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1990 pse.vmem_majflt = 0;
1991 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1995 pse.cpu_user_counter = 0;
1996 pse.cpu_system_counter = 0;
1998 * The u-area might be swapped out, and we can't get
1999 * at it because we have a crashdump and no swap.
2000 * If it's here fill in these fields, otherwise, just
2003 if (procs[i].ki_flag & P_INMEM)
2005 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
2006 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
2007 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
2008 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
2017 /* context switch counters not implemented */
2018 pse.cswitch_vol = -1;
2019 pse.cswitch_invol = -1;
2021 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
2023 switch (procs[i].ki_stat)
2025 case SSTOP: stopped++; break;
2026 case SSLEEP: sleeping++; break;
2027 case SRUN: running++; break;
2028 case SIDL: idle++; break;
2029 case SWAIT: wait++; break;
2030 case SLOCK: blocked++; break;
2031 case SZOMB: zombies++; break;
2033 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
2038 ps_submit_state ("running", running);
2039 ps_submit_state ("sleeping", sleeping);
2040 ps_submit_state ("zombies", zombies);
2041 ps_submit_state ("stopped", stopped);
2042 ps_submit_state ("blocked", blocked);
2043 ps_submit_state ("idle", idle);
2044 ps_submit_state ("wait", wait);
2046 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2047 ps_submit_proc_list (ps_ptr);
2048 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
2050 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
2061 struct kinfo_proc *procs; /* array of processes */
2062 struct kinfo_proc *proc_ptr = NULL;
2063 int count; /* returns number of processes */
2067 procstat_entry_t pse;
2071 /* Open the kvm interface, get a descriptor */
2072 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
2075 ERROR ("processes plugin: Cannot open kvm interface: %s",
2080 /* Get the list of processes. */
2081 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
2084 ERROR ("processes plugin: Cannot get kvm processes list: %s",
2090 /* Iterate through the processes in kinfo_proc */
2091 for (i = 0; i < count; i++)
2093 /* Create only one process list entry per _process_, i.e.
2094 * filter out threads (duplicate PID entries). */
2095 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
2097 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2098 _Bool have_cmdline = 0;
2100 proc_ptr = &(procs[i]);
2101 /* Don't probe zombie processes */
2102 if (!P_ZOMBIE(proc_ptr))
2108 /* retrieve the arguments */
2109 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2111 if ((argv != NULL) && (argv[0] != NULL))
2113 while (argv[argc] != NULL)
2116 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2118 WARNING ("processes plugin: Command line did not fit into buffer.");
2122 } /* if (process has argument list) */
2124 memset (&pse, 0, sizeof (pse));
2125 pse.id = procs[i].p_pid;
2129 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2131 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2132 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2133 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2134 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2135 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2136 pse.vmem_minflt = 0;
2137 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2138 pse.vmem_majflt = 0;
2139 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2143 pse.cpu_user_counter = procs[i].p_uutime_usec +
2144 (1000000lu * procs[i].p_uutime_sec);
2145 pse.cpu_system_counter = procs[i].p_ustime_usec +
2146 (1000000lu * procs[i].p_ustime_sec);
2154 /* context switch counters not implemented */
2155 pse.cswitch_vol = -1;
2156 pse.cswitch_invol = -1;
2158 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2160 switch (procs[i].p_stat)
2162 case SSTOP: stopped++; break;
2163 case SSLEEP: sleeping++; break;
2164 case SRUN: running++; break;
2165 case SIDL: idle++; break;
2166 case SONPROC: onproc++; break;
2167 case SDEAD: dead++; break;
2168 case SZOMB: zombies++; break;
2170 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2175 ps_submit_state ("running", running);
2176 ps_submit_state ("sleeping", sleeping);
2177 ps_submit_state ("zombies", zombies);
2178 ps_submit_state ("stopped", stopped);
2179 ps_submit_state ("onproc", onproc);
2180 ps_submit_state ("idle", idle);
2181 ps_submit_state ("dead", dead);
2183 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2184 ps_submit_proc_list (ps_ptr);
2185 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2187 #elif HAVE_PROCINFO_H
2200 procstat_entry_t pse;
2203 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2204 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2205 &pindex, MAXPROCENTRY)) > 0)
2209 for (i = 0; i < nprocs; i++)
2213 char arglist[MAXARGLN+1];
2217 if (procentry[i].pi_state == SNONE) continue;
2218 /* if (procentry[i].pi_state == SZOMB) FIXME */
2220 cmdline = procentry[i].pi_comm;
2221 cargs = procentry[i].pi_comm;
2222 if ( procentry[i].pi_flags & SKPROC )
2224 if (procentry[i].pi_pid == 0)
2225 cmdline = "swapper";
2230 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2235 while (++n < MAXARGLN)
2237 if (arglist[n] == '\0')
2239 if (arglist[n+1] == '\0')
2248 pse.id = procentry[i].pi_pid;
2250 pse.num_lwp = procentry[i].pi_thcount;
2254 while ((nthreads = getthrds64(procentry[i].pi_pid,
2255 thrdentry, sizeof(struct thrdentry64),
2256 &thindex, MAXTHRDENTRY)) > 0)
2260 for (j=0; j< nthreads; j++)
2262 switch (thrdentry[j].ti_state)
2264 /* case TSNONE: break; */
2265 case TSIDL: blocked++; break; /* FIXME is really blocked */
2266 case TSRUN: running++; break;
2267 case TSSLEEP: sleeping++; break;
2268 case TSSWAP: paging++; break;
2269 case TSSTOP: stopped++; break;
2270 case TSZOMB: zombies++; break;
2273 if (nthreads < MAXTHRDENTRY)
2278 /* tv_usec is nanosec ??? */
2279 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2280 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2283 /* tv_usec is nanosec ??? */
2284 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2285 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2287 pse.vmem_minflt = 0;
2288 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2289 pse.vmem_majflt = 0;
2290 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2292 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2293 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2304 pse.cswitch_vol = -1;
2305 pse.cswitch_invol = -1;
2307 ps_list_add (cmdline, cargs, &pse);
2308 } /* for (i = 0 .. nprocs) */
2310 if (nprocs < MAXPROCENTRY)
2312 } /* while (getprocs64() > 0) */
2313 ps_submit_state ("running", running);
2314 ps_submit_state ("sleeping", sleeping);
2315 ps_submit_state ("zombies", zombies);
2316 ps_submit_state ("stopped", stopped);
2317 ps_submit_state ("paging", paging);
2318 ps_submit_state ("blocked", blocked);
2320 for (ps = list_head_g; ps != NULL; ps = ps->next)
2321 ps_submit_proc_list (ps);
2322 /* #endif HAVE_PROCINFO_H */
2324 #elif KERNEL_SOLARIS
2326 * The Solaris section adds a few more process states and removes some
2327 * process states compared to linux. Most notably there is no "PAGING"
2328 * and "BLOCKED" state for a process. The rest is similar to the linux
2347 char cmdline[PRARGSZ];
2351 proc = opendir ("/proc");
2355 while ((ent = readdir(proc)) != NULL)
2359 procstat_entry_t pse;
2362 if (!isdigit ((int) ent->d_name[0]))
2365 pid = strtol (ent->d_name, &endptr, 10);
2366 if (*endptr != 0) /* value didn't completely parse as a number */
2369 status = ps_read_process (pid, &ps, &state);
2372 DEBUG("ps_read_process failed: %i", status);
2376 memset (&pse, 0, sizeof (pse));
2380 pse.num_proc = ps.num_proc;
2381 pse.num_lwp = ps.num_lwp;
2382 pse.vmem_size = ps.vmem_size;
2383 pse.vmem_rss = ps.vmem_rss;
2384 pse.vmem_data = ps.vmem_data;
2385 pse.vmem_code = ps.vmem_code;
2386 pse.stack_size = ps.stack_size;
2388 pse.vmem_minflt = 0;
2389 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2390 pse.vmem_majflt = 0;
2391 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2394 pse.cpu_user_counter = ps.cpu_user_counter;
2396 pse.cpu_system_counter = ps.cpu_system_counter;
2398 pse.io_rchar = ps.io_rchar;
2399 pse.io_wchar = ps.io_wchar;
2400 pse.io_syscr = ps.io_syscr;
2401 pse.io_syscw = ps.io_syscw;
2403 pse.cswitch_vol = -1;
2404 pse.cswitch_invol = -1;
2408 case 'R': running++; break;
2409 case 'S': sleeping++; break;
2410 case 'E': detached++; break;
2411 case 'Z': zombies++; break;
2412 case 'T': stopped++; break;
2413 case 'A': daemon++; break;
2414 case 'Y': system++; break;
2415 case 'O': orphan++; break;
2419 ps_list_add (ps.name,
2420 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
2422 } /* while(readdir) */
2425 ps_submit_state ("running", running);
2426 ps_submit_state ("sleeping", sleeping);
2427 ps_submit_state ("zombies", zombies);
2428 ps_submit_state ("stopped", stopped);
2429 ps_submit_state ("detached", detached);
2430 ps_submit_state ("daemon", daemon);
2431 ps_submit_state ("system", system);
2432 ps_submit_state ("orphan", orphan);
2434 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2435 ps_submit_proc_list (ps_ptr);
2438 #endif /* KERNEL_SOLARIS */
2443 void module_register (void)
2445 plugin_register_complex_config ("processes", ps_config);
2446 plugin_register_init ("processes", ps_init);
2447 plugin_register_read ("processes", ps_read);
2448 } /* void module_register */