2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2010 Florian octo Forster
5 * Copyright (C) 2008 Oleg King
6 * Copyright (C) 2009 Sebastian Harl
7 * Copyright (C) 2009 Andrés J. Díaz
8 * Copyright (C) 2009 Manuel Sanmartin
9 * Copyright (C) 2010 Clément Stenac
10 * Copyright (C) 2012 Cosmin Ioiart
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version.
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27 * Lyonel Vincent <lyonel at ezix.org>
28 * Florian octo Forster <octo at collectd.org>
29 * Oleg King <king2 at kaluga.ru>
30 * Sebastian Harl <sh at tokkee.org>
31 * Andrés J. Díaz <ajdiaz at connectical.com>
33 * Clément Stenac <clement.stenac at diwi.org>
34 * Cosmin Ioiart <cioiart at gmail.com>
40 #include "configfile.h"
42 /* Include header files for the mach system, if they exist.. */
44 # if HAVE_MACH_MACH_INIT_H
45 # include <mach/mach_init.h>
47 # if HAVE_MACH_HOST_PRIV_H
48 # include <mach/host_priv.h>
50 # if HAVE_MACH_MACH_ERROR_H
51 # include <mach/mach_error.h>
53 # if HAVE_MACH_MACH_HOST_H
54 # include <mach/mach_host.h>
56 # if HAVE_MACH_MACH_PORT_H
57 # include <mach/mach_port.h>
59 # if HAVE_MACH_MACH_TYPES_H
60 # include <mach/mach_types.h>
62 # if HAVE_MACH_MESSAGE_H
63 # include <mach/message.h>
65 # if HAVE_MACH_PROCESSOR_SET_H
66 # include <mach/processor_set.h>
69 # include <mach/task.h>
71 # if HAVE_MACH_THREAD_ACT_H
72 # include <mach/thread_act.h>
74 # if HAVE_MACH_VM_REGION_H
75 # include <mach/vm_region.h>
77 # if HAVE_MACH_VM_MAP_H
78 # include <mach/vm_map.h>
80 # if HAVE_MACH_VM_PROT_H
81 # include <mach/vm_prot.h>
83 # if HAVE_SYS_SYSCTL_H
84 # include <sys/sysctl.h>
86 /* #endif HAVE_THREAD_INFO */
89 # if HAVE_LINUX_CONFIG_H
90 # include <linux/config.h>
93 # define CONFIG_HZ 100
95 /* #endif KERNEL_LINUX */
97 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
99 # include <sys/param.h>
100 # include <sys/sysctl.h>
101 # include <sys/user.h>
102 # include <sys/proc.h>
103 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
105 #elif HAVE_PROCINFO_H
106 # include <procinfo.h>
107 # include <sys/types.h>
109 #define MAXPROCENTRY 32
110 #define MAXTHRDENTRY 16
111 #define MAXARGLN 1024
112 /* #endif HAVE_PROCINFO_H */
115 /* Hack: Avoid #error when building a 32-bit binary with
116 * _FILE_OFFSET_BITS=64. There is a reason for this #error, as one
117 * of the structures in <sys/procfs.h> uses an off_t, but that
118 * isn't relevant to our usage of procfs. */
119 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
121 # undef _FILE_OFFSET_BITS
127 # define _FILE_OFFSET_BITS 64
131 # include <sys/user.h>
133 /* #endif KERNEL_SOLARIS */
136 # error "No applicable input method."
147 #ifndef CMDLINE_BUFFER_SIZE
148 # if defined(ARG_MAX) && (ARG_MAX < 4096)
149 # define CMDLINE_BUFFER_SIZE ARG_MAX
151 # define CMDLINE_BUFFER_SIZE 4096
155 typedef struct procstat_entry_s
160 unsigned long num_proc;
161 unsigned long num_lwp;
162 unsigned long vmem_size;
163 unsigned long vmem_rss;
164 unsigned long vmem_data;
165 unsigned long vmem_code;
166 unsigned long stack_size;
168 unsigned long vmem_minflt;
169 unsigned long vmem_majflt;
170 derive_t vmem_minflt_counter;
171 derive_t vmem_majflt_counter;
173 unsigned long cpu_user;
174 unsigned long cpu_system;
175 derive_t cpu_user_counter;
176 derive_t cpu_system_counter;
184 derive_t cswitch_vol;
185 derive_t cswitch_invol;
187 struct procstat_entry_s *next;
190 #define PROCSTAT_NAME_LEN 256
191 typedef struct procstat
193 char name[PROCSTAT_NAME_LEN];
198 unsigned long num_proc;
199 unsigned long num_lwp;
200 unsigned long vmem_size;
201 unsigned long vmem_rss;
202 unsigned long vmem_data;
203 unsigned long vmem_code;
204 unsigned long stack_size;
206 derive_t vmem_minflt_counter;
207 derive_t vmem_majflt_counter;
209 derive_t cpu_user_counter;
210 derive_t cpu_system_counter;
218 derive_t cswitch_vol;
219 derive_t cswitch_invol;
221 struct procstat *next;
222 struct procstat_entry_s *instances;
225 static procstat_t *list_head_g = NULL;
227 static _Bool report_ctx_switch = 0;
230 static mach_port_t port_host_self;
231 static mach_port_t port_task_self;
233 static processor_set_name_array_t pset_list;
234 static mach_msg_type_number_t pset_list_len;
235 /* #endif HAVE_THREAD_INFO */
238 static long pagesize_g;
239 /* #endif KERNEL_LINUX */
241 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
243 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
245 #elif HAVE_PROCINFO_H
246 static struct procentry64 procentry[MAXPROCENTRY];
247 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
250 #ifndef _AIXVERSION_610
251 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
252 int getthrds64( pid_t, void *, int, tid64_t *, int );
254 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
255 #endif /* HAVE_PROCINFO_H */
257 /* put name of process from config to list_head_g tree
258 * list_head_g is a list of 'procstat_t' structs with
259 * processes names we want to watch */
260 static void ps_list_register (const char *name, const char *regexp)
266 new = calloc (1, sizeof (*new));
269 ERROR ("processes plugin: ps_list_register: calloc failed.");
272 sstrncpy (new->name, name, sizeof (new->name));
277 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
278 new->re = malloc (sizeof (*new->re));
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 = calloc (1, sizeof (*new));
427 pse->num_proc = entry->num_proc;
428 pse->num_lwp = entry->num_lwp;
429 pse->vmem_size = entry->vmem_size;
430 pse->vmem_rss = entry->vmem_rss;
431 pse->vmem_data = entry->vmem_data;
432 pse->vmem_code = entry->vmem_code;
433 pse->stack_size = entry->stack_size;
434 pse->io_rchar = entry->io_rchar;
435 pse->io_wchar = entry->io_wchar;
436 pse->io_syscr = entry->io_syscr;
437 pse->io_syscw = entry->io_syscw;
438 pse->cswitch_vol = entry->cswitch_vol;
439 pse->cswitch_invol = entry->cswitch_invol;
441 ps->num_proc += pse->num_proc;
442 ps->num_lwp += pse->num_lwp;
443 ps->vmem_size += pse->vmem_size;
444 ps->vmem_rss += pse->vmem_rss;
445 ps->vmem_data += pse->vmem_data;
446 ps->vmem_code += pse->vmem_code;
447 ps->stack_size += pse->stack_size;
449 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
450 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
451 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
452 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
454 ps->cswitch_vol += ((pse->cswitch_vol == -1)?0:pse->cswitch_vol);
455 ps->cswitch_invol += ((pse->cswitch_invol == -1)?0:pse->cswitch_invol);
457 want_init = (entry->vmem_minflt_counter == 0)
458 && (entry->vmem_majflt_counter == 0);
459 ps_update_counter (want_init,
460 &ps->vmem_minflt_counter,
461 &pse->vmem_minflt_counter, &pse->vmem_minflt,
462 entry->vmem_minflt_counter, entry->vmem_minflt);
463 ps_update_counter (want_init,
464 &ps->vmem_majflt_counter,
465 &pse->vmem_majflt_counter, &pse->vmem_majflt,
466 entry->vmem_majflt_counter, entry->vmem_majflt);
468 want_init = (entry->cpu_user_counter == 0)
469 && (entry->cpu_system_counter == 0);
470 ps_update_counter (want_init,
471 &ps->cpu_user_counter,
472 &pse->cpu_user_counter, &pse->cpu_user,
473 entry->cpu_user_counter, entry->cpu_user);
474 ps_update_counter (want_init,
475 &ps->cpu_system_counter,
476 &pse->cpu_system_counter, &pse->cpu_system,
477 entry->cpu_system_counter, entry->cpu_system);
481 /* remove old entries from instances of processes in list_head_g */
482 static void ps_list_reset (void)
485 procstat_entry_t *pse;
486 procstat_entry_t *pse_prev;
488 for (ps = list_head_g; ps != NULL; ps = ps->next)
501 ps->cswitch_vol = -1;
502 ps->cswitch_invol = -1;
510 DEBUG ("Removing this procstat entry cause it's too old: "
511 "id = %lu; name = %s;",
514 if (pse_prev == NULL)
516 ps->instances = pse->next;
522 pse_prev->next = pse->next;
524 pse = pse_prev->next;
533 } /* while (pse != NULL) */
534 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
537 /* put all pre-defined 'Process' names from config to list_head_g tree */
538 static int ps_config (oconfig_item_t *ci)
543 const size_t max_procname_len = 15;
544 #elif KERNEL_SOLARIS || KERNEL_FREEBSD
545 const size_t max_procname_len = MAXCOMLEN -1;
548 for (i = 0; i < ci->children_num; ++i) {
549 oconfig_item_t *c = ci->children + i;
551 if (strcasecmp (c->key, "Process") == 0)
553 if ((c->values_num != 1)
554 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
555 ERROR ("processes plugin: `Process' expects exactly "
556 "one string argument (got %i).",
561 if (c->children_num != 0) {
562 WARNING ("processes plugin: the `Process' config option "
563 "does not expect any child elements -- ignoring "
564 "content (%i elements) of the <Process '%s'> block.",
565 c->children_num, c->values[0].value.string);
568 #if KERNEL_LINUX || KERNEL_SOLARIS || KERNEL_FREEBSD
569 if (strlen (c->values[0].value.string) > max_procname_len) {
570 WARNING ("processes plugin: this platform has a %zu character limit "
571 "to process names. The `Process \"%s\"' option will "
572 "not work as expected.",
573 max_procname_len, c->values[0].value.string);
577 ps_list_register (c->values[0].value.string, NULL);
579 else if (strcasecmp (c->key, "ProcessMatch") == 0)
581 if ((c->values_num != 2)
582 || (OCONFIG_TYPE_STRING != c->values[0].type)
583 || (OCONFIG_TYPE_STRING != c->values[1].type))
585 ERROR ("processes plugin: `ProcessMatch' needs exactly "
586 "two string arguments (got %i).",
591 if (c->children_num != 0) {
592 WARNING ("processes plugin: the `ProcessMatch' config option "
593 "does not expect any child elements -- ignoring "
594 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
595 "block.", c->children_num, c->values[0].value.string,
596 c->values[1].value.string);
599 ps_list_register (c->values[0].value.string,
600 c->values[1].value.string);
602 else if (strcasecmp (c->key, "CollectContextSwitch") == 0)
604 cf_util_get_boolean (c, &report_ctx_switch);
608 ERROR ("processes plugin: The `%s' configuration option is not "
609 "understood and will be ignored.", c->key);
617 static int ps_init (void)
620 kern_return_t status;
622 port_host_self = mach_host_self ();
623 port_task_self = mach_task_self ();
625 if (pset_list != NULL)
627 vm_deallocate (port_task_self,
628 (vm_address_t) pset_list,
629 pset_list_len * sizeof (processor_set_t));
634 if ((status = host_processor_sets (port_host_self,
636 &pset_list_len)) != KERN_SUCCESS)
638 ERROR ("host_processor_sets failed: %s\n",
639 mach_error_string (status));
644 /* #endif HAVE_THREAD_INFO */
647 pagesize_g = sysconf(_SC_PAGESIZE);
648 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
649 pagesize_g, CONFIG_HZ);
650 /* #endif KERNEL_LINUX */
652 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
653 pagesize = getpagesize();
654 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
656 #elif HAVE_PROCINFO_H
657 pagesize = getpagesize();
658 #endif /* HAVE_PROCINFO_H */
663 /* submit global state (e.g.: qty of zombies, running, etc..) */
664 static void ps_submit_state (const char *state, double value)
667 value_list_t vl = VALUE_LIST_INIT;
669 values[0].gauge = value;
673 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
674 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
675 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
676 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
677 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
679 plugin_dispatch_values (&vl);
682 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
683 static void ps_submit_proc_list (procstat_t *ps)
686 value_list_t vl = VALUE_LIST_INIT;
690 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
691 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
692 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
694 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
695 vl.values[0].gauge = ps->vmem_size;
697 plugin_dispatch_values (&vl);
699 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
700 vl.values[0].gauge = ps->vmem_rss;
702 plugin_dispatch_values (&vl);
704 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
705 vl.values[0].gauge = ps->vmem_data;
707 plugin_dispatch_values (&vl);
709 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
710 vl.values[0].gauge = ps->vmem_code;
712 plugin_dispatch_values (&vl);
714 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
715 vl.values[0].gauge = ps->stack_size;
717 plugin_dispatch_values (&vl);
719 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
720 vl.values[0].derive = ps->cpu_user_counter;
721 vl.values[1].derive = ps->cpu_system_counter;
723 plugin_dispatch_values (&vl);
725 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
726 vl.values[0].gauge = ps->num_proc;
727 vl.values[1].gauge = ps->num_lwp;
729 plugin_dispatch_values (&vl);
731 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
732 vl.values[0].derive = ps->vmem_minflt_counter;
733 vl.values[1].derive = ps->vmem_majflt_counter;
735 plugin_dispatch_values (&vl);
737 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
739 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
740 vl.values[0].derive = ps->io_rchar;
741 vl.values[1].derive = ps->io_wchar;
743 plugin_dispatch_values (&vl);
746 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
748 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
749 vl.values[0].derive = ps->io_syscr;
750 vl.values[1].derive = ps->io_syscw;
752 plugin_dispatch_values (&vl);
755 if ( report_ctx_switch )
757 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
758 sstrncpy (vl.type_instance, "voluntary", sizeof (vl.type_instance));
759 vl.values[0].derive = ps->cswitch_vol;
761 plugin_dispatch_values (&vl);
763 sstrncpy (vl.type, "contextswitch", sizeof (vl.type));
764 sstrncpy (vl.type_instance, "involuntary", sizeof (vl.type_instance));
765 vl.values[0].derive = ps->cswitch_invol;
767 plugin_dispatch_values (&vl);
770 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
771 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
773 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
774 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
775 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
776 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64"; "
777 "cswitch_vol = %"PRIi64"; cswitch_invol = %"PRIi64";",
778 ps->name, ps->num_proc, ps->num_lwp,
779 ps->vmem_size, ps->vmem_rss,
780 ps->vmem_data, ps->vmem_code,
781 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
782 ps->cpu_user_counter, ps->cpu_system_counter,
783 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw,
784 ps->cswitch_vol, ps->cswitch_invol);
785 } /* void ps_submit_proc_list */
787 #if KERNEL_LINUX || KERNEL_SOLARIS
788 static void ps_submit_fork_rate (derive_t value)
791 value_list_t vl = VALUE_LIST_INIT;
793 values[0].derive = value;
797 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
798 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
799 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
800 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
801 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
803 plugin_dispatch_values(&vl);
805 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
807 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
809 static procstat_t *ps_read_tasks_status (long pid, procstat_t *ps)
816 derive_t cswitch_vol = 0;
817 derive_t cswitch_invol = 0;
822 ssnprintf (dirname, sizeof (dirname), "/proc/%li/task", pid);
824 if ((dh = opendir (dirname)) == NULL)
826 DEBUG ("Failed to open directory `%s'", dirname);
830 while ((ent = readdir (dh)) != NULL)
834 if (!isdigit ((int) ent->d_name[0]))
839 ssnprintf (filename, sizeof (filename), "/proc/%li/task/%s/status", pid, tpid);
840 if ((fh = fopen (filename, "r")) == NULL)
842 DEBUG ("Failed to open file `%s'", filename);
846 while (fgets (buffer, sizeof(buffer), fh) != NULL)
851 if (strncmp (buffer, "voluntary_ctxt_switches", 23) != 0
852 && strncmp (buffer, "nonvoluntary_ctxt_switches", 26) != 0)
855 numfields = strsplit (buffer, fields,
856 STATIC_ARRAY_SIZE (fields));
863 tmp = (derive_t) strtoll (fields[1], &endptr, /* base = */ 10);
864 if ((errno == 0) && (endptr != fields[1]))
866 if (strncmp (buffer, "voluntary_ctxt_switches", 23) == 0)
870 else if (strncmp (buffer, "nonvoluntary_ctxt_switches", 26) == 0)
872 cswitch_invol += tmp;
875 } /* while (fgets) */
880 WARNING ("processes: fclose: %s",
881 sstrerror (errno, errbuf, sizeof (errbuf)));
886 ps->cswitch_vol = cswitch_vol;
887 ps->cswitch_invol = cswitch_invol;
890 } /* int *ps_read_tasks_status */
892 /* Read data from /proc/pid/status */
893 static procstat_t *ps_read_status (long pid, procstat_t *ps)
898 unsigned long lib = 0;
899 unsigned long exe = 0;
900 unsigned long data = 0;
901 unsigned long threads = 0;
905 ssnprintf (filename, sizeof (filename), "/proc/%li/status", pid);
906 if ((fh = fopen (filename, "r")) == NULL)
909 while (fgets (buffer, sizeof(buffer), fh) != NULL)
914 if (strncmp (buffer, "Vm", 2) != 0
915 && strncmp (buffer, "Threads", 7) != 0)
918 numfields = strsplit (buffer, fields,
919 STATIC_ARRAY_SIZE (fields));
926 tmp = strtoul (fields[1], &endptr, /* base = */ 10);
927 if ((errno == 0) && (endptr != fields[1]))
929 if (strncmp (buffer, "VmData", 6) == 0)
933 else if (strncmp (buffer, "VmLib", 5) == 0)
937 else if (strncmp(buffer, "VmExe", 5) == 0)
941 else if (strncmp(buffer, "Threads", 7) == 0)
946 } /* while (fgets) */
951 WARNING ("processes: fclose: %s",
952 sstrerror (errno, errbuf, sizeof (errbuf)));
955 ps->vmem_data = data * 1024;
956 ps->vmem_code = (exe + lib) * 1024;
958 ps->num_lwp = threads;
961 } /* procstat_t *ps_read_vmem */
963 static procstat_t *ps_read_io (long pid, procstat_t *ps)
972 ssnprintf (filename, sizeof (filename), "/proc/%li/io", pid);
973 if ((fh = fopen (filename, "r")) == NULL)
976 while (fgets (buffer, sizeof (buffer), fh) != NULL)
978 derive_t *val = NULL;
982 if (strncasecmp (buffer, "rchar:", 6) == 0)
983 val = &(ps->io_rchar);
984 else if (strncasecmp (buffer, "wchar:", 6) == 0)
985 val = &(ps->io_wchar);
986 else if (strncasecmp (buffer, "syscr:", 6) == 0)
987 val = &(ps->io_syscr);
988 else if (strncasecmp (buffer, "syscw:", 6) == 0)
989 val = &(ps->io_syscw);
993 numfields = strsplit (buffer, fields,
994 STATIC_ARRAY_SIZE (fields));
1001 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
1002 if ((errno != 0) || (endptr == fields[1]))
1005 *val = (derive_t) tmp;
1006 } /* while (fgets) */
1011 WARNING ("processes: fclose: %s",
1012 sstrerror (errno, errbuf, sizeof (errbuf)));
1016 } /* procstat_t *ps_read_io */
1018 static int ps_read_process (long pid, procstat_t *ps, char *state)
1029 size_t name_start_pos;
1030 size_t name_end_pos;
1033 derive_t cpu_user_counter;
1034 derive_t cpu_system_counter;
1035 long long unsigned vmem_size;
1036 long long unsigned vmem_rss;
1037 long long unsigned stack_size;
1041 memset (ps, 0, sizeof (procstat_t));
1043 ssnprintf (filename, sizeof (filename), "/proc/%li/stat", pid);
1045 status = read_file_contents (filename, buffer, sizeof(buffer) - 1);
1048 buffer_len = (size_t) status;
1049 buffer[buffer_len] = 0;
1051 /* The name of the process is enclosed in parens. Since the name can
1052 * contain parens itself, spaces, numbers and pretty much everything
1053 * else, use these to determine the process name. We don't use
1054 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
1055 * otherwise be required to determine name_len. */
1057 while (name_start_pos < buffer_len && buffer[name_start_pos] != '(')
1060 name_end_pos = buffer_len;
1061 while (name_end_pos > 0 && buffer[name_end_pos] != ')')
1064 /* Either '(' or ')' is not found or they are in the wrong order.
1065 * Anyway, something weird that shouldn't happen ever. */
1066 if (name_start_pos >= name_end_pos)
1068 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
1069 name_start_pos, name_end_pos);
1073 name_len = (name_end_pos - name_start_pos) - 1;
1074 if (name_len >= sizeof (ps->name))
1075 name_len = sizeof (ps->name) - 1;
1077 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
1079 if ((buffer_len - name_end_pos) < 2)
1081 buffer_ptr = &buffer[name_end_pos + 2];
1083 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
1084 if (fields_len < 22)
1086 DEBUG ("processes plugin: ps_read_process (pid = %li):"
1087 " `%s' has only %i fields..",
1088 pid, filename, fields_len);
1092 *state = fields[0][0];
1101 ps->num_lwp = strtoul (fields[17], /* endptr = */ NULL, /* base = */ 10);
1102 if ((ps_read_status(pid, ps)) == NULL)
1107 DEBUG("ps_read_process: did not get vmem data for pid %li", pid);
1109 if (ps->num_lwp == 0)
1114 /* Leave the rest at zero if this is only a zombi */
1115 if (ps->num_proc == 0)
1117 DEBUG ("processes plugin: This is only a zombie: pid = %li; "
1118 "name = %s;", pid, ps->name);
1122 cpu_user_counter = atoll (fields[11]);
1123 cpu_system_counter = atoll (fields[12]);
1124 vmem_size = atoll (fields[20]);
1125 vmem_rss = atoll (fields[21]);
1126 ps->vmem_minflt_counter = atol (fields[7]);
1127 ps->vmem_majflt_counter = atol (fields[9]);
1130 unsigned long long stack_start = atoll (fields[25]);
1131 unsigned long long stack_ptr = atoll (fields[26]);
1133 stack_size = (stack_start > stack_ptr)
1134 ? stack_start - stack_ptr
1135 : stack_ptr - stack_start;
1138 /* Convert jiffies to useconds */
1139 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1140 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1141 vmem_rss = vmem_rss * pagesize_g;
1143 ps->cpu_user_counter = cpu_user_counter;
1144 ps->cpu_system_counter = cpu_system_counter;
1145 ps->vmem_size = (unsigned long) vmem_size;
1146 ps->vmem_rss = (unsigned long) vmem_rss;
1147 ps->stack_size = (unsigned long) stack_size;
1149 if ( (ps_read_io (pid, ps)) == NULL)
1157 DEBUG("ps_read_process: not get io data for pid %li", pid);
1160 if ( report_ctx_switch )
1162 if ( (ps_read_tasks_status(pid, ps)) == NULL)
1164 ps->cswitch_vol = -1;
1165 ps->cswitch_invol = -1;
1167 DEBUG("ps_read_tasks_status: not get context "
1168 "switch data for pid %li", pid);
1174 } /* int ps_read_process (...) */
1176 static char *ps_get_cmdline (long pid, char *name, char *buf, size_t buf_len)
1181 char file[PATH_MAX];
1186 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1189 ssnprintf (file, sizeof (file), "/proc/%li/cmdline", pid);
1192 fd = open (file, O_RDONLY);
1195 /* ENOENT means the process exited while we were handling it.
1196 * Don't complain about this, it only fills the logs. */
1197 if (errno != ENOENT)
1198 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1199 sstrerror (errno, errbuf, sizeof (errbuf)));
1211 status = read (fd, (void *)buf_ptr, len);
1216 if ((EAGAIN == errno) || (EINTR == errno))
1219 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1220 sstrerror (errno, errbuf, sizeof (errbuf)));
1240 /* cmdline not available; e.g. kernel thread, zombie */
1244 ssnprintf (buf, buf_len, "[%s]", name);
1248 assert (n <= buf_len);
1255 /* remove trailing whitespace */
1256 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1261 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1268 } /* char *ps_get_cmdline (...) */
1270 static int read_fork_rate (void)
1275 _Bool value_valid = 0;
1277 proc_stat = fopen ("/proc/stat", "r");
1278 if (proc_stat == NULL)
1281 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1282 sstrerror (errno, errbuf, sizeof (errbuf)));
1286 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1292 fields_num = strsplit (buffer, fields,
1293 STATIC_ARRAY_SIZE (fields));
1294 if (fields_num != 2)
1297 if (strcmp ("processes", fields[0]) != 0)
1300 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1311 ps_submit_fork_rate (value.derive);
1314 #endif /*KERNEL_LINUX */
1317 static char *ps_get_cmdline (long pid, char *name __attribute__((unused)), /* {{{ */
1318 char *buffer, size_t buffer_size)
1320 char path[PATH_MAX];
1324 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1326 status = read_file_contents (path, (void *) &info, sizeof (info));
1327 if ((status < 0) || (((size_t) status) != sizeof (info)))
1329 ERROR ("processes plugin: Unexpected return value "
1330 "while reading \"%s\": "
1331 "Returned %zd but expected %zu.",
1332 path, status, buffer_size);
1336 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1337 sstrncpy (buffer, info.pr_psargs, buffer_size);
1340 } /* }}} int ps_get_cmdline */
1343 * Reads process information on the Solaris OS. The information comes mainly from
1344 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1345 * The values for input and ouput chars are calculated "by hand"
1346 * Added a few "solaris" specific process states as well
1348 static int ps_read_process(long pid, procstat_t *ps, char *state)
1351 char f_psinfo[64], f_usage[64];
1354 pstatus_t *myStatus;
1358 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1359 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1360 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1363 buffer = calloc(1, sizeof (pstatus_t));
1364 read_file_contents(filename, buffer, sizeof (pstatus_t));
1365 myStatus = (pstatus_t *) buffer;
1367 buffer = calloc(1, sizeof (psinfo_t));
1368 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1369 myInfo = (psinfo_t *) buffer;
1371 buffer = calloc(1, sizeof (prusage_t));
1372 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1373 myUsage = (prusage_t *) buffer;
1375 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1376 ps->num_lwp = myStatus->pr_nlwp;
1377 if (myInfo->pr_wstat != 0) {
1380 *state = (char) 'Z';
1388 ps->num_lwp = myInfo->pr_nlwp;
1392 * Convert system time and user time from nanoseconds to microseconds
1393 * for compatibility with the linux module
1395 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1396 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1399 * Convert rssize from KB to bytes to be consistent w/ the linux module
1401 ps->vmem_rss = myInfo->pr_rssize * 1024;
1402 ps->vmem_size = myInfo->pr_size * 1024;
1403 ps->vmem_minflt_counter = myUsage->pr_minf;
1404 ps->vmem_majflt_counter = myUsage->pr_majf;
1407 * TODO: Data and code segment calculations for Solaris
1412 ps->stack_size = myStatus->pr_stksize;
1415 * Calculating input/ouput chars
1416 * Formula used is total chars / total blocks => chars/block
1417 * then convert input/output blocks to chars
1419 ulong_t tot_chars = myUsage->pr_ioch;
1420 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1421 ulong_t chars_per_block = 1;
1422 if (tot_blocks != 0)
1423 chars_per_block = tot_chars / tot_blocks;
1424 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1425 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1426 ps->io_syscr = myUsage->pr_sysc;
1427 ps->io_syscw = myUsage->pr_sysc;
1430 * TODO: context switch counters for Solaris
1432 ps->cswitch_vol = -1;
1433 ps->cswitch_invol = -1;
1437 * TODO: Find way of setting BLOCKED and PAGING status
1440 *state = (char) 'R';
1441 if (myStatus->pr_flags & PR_ASLEEP)
1442 *state = (char) 'S';
1443 else if (myStatus->pr_flags & PR_STOPPED)
1444 *state = (char) 'T';
1445 else if (myStatus->pr_flags & PR_DETACH)
1446 *state = (char) 'E';
1447 else if (myStatus->pr_flags & PR_DAEMON)
1448 *state = (char) 'A';
1449 else if (myStatus->pr_flags & PR_ISSYS)
1450 *state = (char) 'Y';
1451 else if (myStatus->pr_flags & PR_ORPHAN)
1452 *state = (char) 'O';
1462 * Reads the number of threads created since the last reboot. On Solaris these
1463 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1464 * The result is the sum for all the threads created on each cpu
1466 static int read_fork_rate (void)
1468 extern kstat_ctl_t *kc;
1469 kstat_t *ksp_chain = NULL;
1470 derive_t result = 0;
1475 for (ksp_chain = kc->kc_chain;
1477 ksp_chain = ksp_chain->ks_next)
1479 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1480 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1481 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1485 kstat_read (kc, ksp_chain, NULL);
1487 tmp = get_kstat_value(ksp_chain, "nthreads");
1493 ps_submit_fork_rate (result);
1496 #endif /* KERNEL_SOLARIS */
1498 #if HAVE_THREAD_INFO
1499 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1503 struct kinfo_proc kp;
1508 mib[2] = KERN_PROC_PID;
1510 if (pid_for_task (t, pid) != KERN_SUCCESS)
1514 kp_size = sizeof (kp);
1515 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1518 if (name_max_len > (MAXCOMLEN + 1))
1519 name_max_len = MAXCOMLEN + 1;
1521 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1522 name[name_max_len - 1] = '\0';
1524 DEBUG ("pid = %i; name = %s;", *pid, name);
1526 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1527 * `top' does it, because it is a lot of work and only used when
1528 * debugging. -octo */
1532 #endif /* HAVE_THREAD_INFO */
1533 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1535 /* do actual readings from kernel */
1536 static int ps_read (void)
1538 #if HAVE_THREAD_INFO
1539 kern_return_t status;
1542 processor_set_t port_pset_priv;
1545 task_array_t task_list;
1546 mach_msg_type_number_t task_list_len;
1549 char task_name[MAXCOMLEN + 1];
1552 thread_act_array_t thread_list;
1553 mach_msg_type_number_t thread_list_len;
1554 thread_basic_info_data_t thread_data;
1555 mach_msg_type_number_t thread_data_len;
1564 procstat_entry_t pse;
1569 * The Mach-concept is a little different from the traditional UNIX
1570 * concept: All the work is done in threads. Threads are contained in
1571 * `tasks'. Therefore, `task status' doesn't make much sense, since
1572 * it's actually a `thread status'.
1573 * Tasks are assigned to sets of processors, so that's where you go to
1576 for (pset = 0; pset < pset_list_len; pset++)
1578 if ((status = host_processor_set_priv (port_host_self,
1580 &port_pset_priv)) != KERN_SUCCESS)
1582 ERROR ("host_processor_set_priv failed: %s\n",
1583 mach_error_string (status));
1587 if ((status = processor_set_tasks (port_pset_priv,
1589 &task_list_len)) != KERN_SUCCESS)
1591 ERROR ("processor_set_tasks failed: %s\n",
1592 mach_error_string (status));
1593 mach_port_deallocate (port_task_self, port_pset_priv);
1597 for (task = 0; task < task_list_len; task++)
1600 if (mach_get_task_name (task_list[task],
1602 task_name, PROCSTAT_NAME_LEN) == 0)
1604 /* search for at least one match */
1605 for (ps = list_head_g; ps != NULL; ps = ps->next)
1606 /* FIXME: cmdline should be here instead of NULL */
1607 if (ps_list_match (task_name, NULL, ps) == 1)
1611 /* Collect more detailed statistics for this process */
1614 task_basic_info_data_t task_basic_info;
1615 mach_msg_type_number_t task_basic_info_len;
1616 task_events_info_data_t task_events_info;
1617 mach_msg_type_number_t task_events_info_len;
1618 task_absolutetime_info_data_t task_absolutetime_info;
1619 mach_msg_type_number_t task_absolutetime_info_len;
1621 memset (&pse, '\0', sizeof (pse));
1624 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1625 status = task_info (task_list[task],
1627 (task_info_t) &task_basic_info,
1628 &task_basic_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_events_info_len = TASK_EVENTS_INFO_COUNT;
1637 status = task_info (task_list[task],
1639 (task_info_t) &task_events_info,
1640 &task_events_info_len);
1641 if (status != KERN_SUCCESS)
1643 ERROR ("task_info failed: %s",
1644 mach_error_string (status));
1645 continue; /* with next thread_list */
1648 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1649 status = task_info (task_list[task],
1650 TASK_ABSOLUTETIME_INFO,
1651 (task_info_t) &task_absolutetime_info,
1652 &task_absolutetime_info_len);
1653 if (status != KERN_SUCCESS)
1655 ERROR ("task_info failed: %s",
1656 mach_error_string (status));
1657 continue; /* with next thread_list */
1661 pse.vmem_size = task_basic_info.virtual_size;
1662 pse.vmem_rss = task_basic_info.resident_size;
1663 /* Does not seem to be easily exposed */
1667 pse.vmem_minflt_counter = task_events_info.cow_faults;
1668 pse.vmem_majflt_counter = task_events_info.faults;
1670 pse.cpu_user_counter = task_absolutetime_info.total_user;
1671 pse.cpu_system_counter = task_absolutetime_info.total_system;
1673 /* context switch counters not implemented */
1674 pse.cswitch_vol = -1;
1675 pse.cswitch_invol = -1;
1678 status = task_threads (task_list[task], &thread_list,
1680 if (status != KERN_SUCCESS)
1682 /* Apple's `top' treats this case a zombie. It
1683 * makes sense to some extend: A `zombie'
1684 * thread is nonsense, since the task/process
1687 DEBUG ("task_threads failed: %s",
1688 mach_error_string (status));
1689 if (task_list[task] != port_task_self)
1690 mach_port_deallocate (port_task_self,
1692 continue; /* with next task_list */
1695 for (thread = 0; thread < thread_list_len; thread++)
1697 thread_data_len = THREAD_BASIC_INFO_COUNT;
1698 status = thread_info (thread_list[thread],
1700 (thread_info_t) &thread_data,
1702 if (status != KERN_SUCCESS)
1704 ERROR ("thread_info failed: %s",
1705 mach_error_string (status));
1706 if (task_list[task] != port_task_self)
1707 mach_port_deallocate (port_task_self,
1708 thread_list[thread]);
1709 continue; /* with next thread_list */
1715 switch (thread_data.run_state)
1717 case TH_STATE_RUNNING:
1720 case TH_STATE_STOPPED:
1721 /* What exactly is `halted'? */
1722 case TH_STATE_HALTED:
1725 case TH_STATE_WAITING:
1728 case TH_STATE_UNINTERRUPTIBLE:
1731 /* There is no `zombie' case here,
1732 * since there are no zombie-threads.
1733 * There's only zombie tasks, which are
1736 WARNING ("Unknown thread status: %i",
1737 thread_data.run_state);
1739 } /* switch (thread_data.run_state) */
1741 if (task_list[task] != port_task_self)
1743 status = mach_port_deallocate (port_task_self,
1744 thread_list[thread]);
1745 if (status != KERN_SUCCESS)
1746 ERROR ("mach_port_deallocate failed: %s",
1747 mach_error_string (status));
1749 } /* for (thread_list) */
1751 if ((status = vm_deallocate (port_task_self,
1752 (vm_address_t) thread_list,
1753 thread_list_len * sizeof (thread_act_t)))
1756 ERROR ("vm_deallocate failed: %s",
1757 mach_error_string (status));
1760 thread_list_len = 0;
1762 /* Only deallocate the task port, if it isn't our own.
1763 * Don't know what would happen in that case, but this
1764 * is what Apple's top does.. ;) */
1765 if (task_list[task] != port_task_self)
1767 status = mach_port_deallocate (port_task_self,
1769 if (status != KERN_SUCCESS)
1770 ERROR ("mach_port_deallocate failed: %s",
1771 mach_error_string (status));
1775 /* FIXME: cmdline should be here instead of NULL */
1776 ps_list_add (task_name, NULL, &pse);
1777 } /* for (task_list) */
1779 if ((status = vm_deallocate (port_task_self,
1780 (vm_address_t) task_list,
1781 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1783 ERROR ("vm_deallocate failed: %s",
1784 mach_error_string (status));
1789 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1792 ERROR ("mach_port_deallocate failed: %s",
1793 mach_error_string (status));
1795 } /* for (pset_list) */
1797 ps_submit_state ("running", running);
1798 ps_submit_state ("sleeping", sleeping);
1799 ps_submit_state ("zombies", zombies);
1800 ps_submit_state ("stopped", stopped);
1801 ps_submit_state ("blocked", blocked);
1803 for (ps = list_head_g; ps != NULL; ps = ps->next)
1804 ps_submit_proc_list (ps);
1805 /* #endif HAVE_THREAD_INFO */
1819 char cmdline[CMDLINE_BUFFER_SIZE];
1823 procstat_entry_t pse;
1828 running = sleeping = zombies = stopped = paging = blocked = 0;
1831 if ((proc = opendir ("/proc")) == NULL)
1834 ERROR ("Cannot open `/proc': %s",
1835 sstrerror (errno, errbuf, sizeof (errbuf)));
1839 while ((ent = readdir (proc)) != NULL)
1841 if (!isdigit (ent->d_name[0]))
1844 if ((pid = atol (ent->d_name)) < 1)
1847 status = ps_read_process (pid, &ps, &state);
1850 DEBUG ("ps_read_process failed: %i", status);
1854 memset (&pse, 0, sizeof (pse));
1858 pse.num_proc = ps.num_proc;
1859 pse.num_lwp = ps.num_lwp;
1860 pse.vmem_size = ps.vmem_size;
1861 pse.vmem_rss = ps.vmem_rss;
1862 pse.vmem_data = ps.vmem_data;
1863 pse.vmem_code = ps.vmem_code;
1864 pse.stack_size = ps.stack_size;
1866 pse.vmem_minflt = 0;
1867 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1868 pse.vmem_majflt = 0;
1869 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1872 pse.cpu_user_counter = ps.cpu_user_counter;
1874 pse.cpu_system_counter = ps.cpu_system_counter;
1876 pse.io_rchar = ps.io_rchar;
1877 pse.io_wchar = ps.io_wchar;
1878 pse.io_syscr = ps.io_syscr;
1879 pse.io_syscw = ps.io_syscw;
1881 pse.cswitch_vol = ps.cswitch_vol;
1882 pse.cswitch_invol = ps.cswitch_invol;
1886 case 'R': running++; break;
1887 case 'S': sleeping++; break;
1888 case 'D': blocked++; break;
1889 case 'Z': zombies++; break;
1890 case 'T': stopped++; break;
1891 case 'W': paging++; break;
1894 ps_list_add (ps.name,
1895 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1901 ps_submit_state ("running", running);
1902 ps_submit_state ("sleeping", sleeping);
1903 ps_submit_state ("zombies", zombies);
1904 ps_submit_state ("stopped", stopped);
1905 ps_submit_state ("paging", paging);
1906 ps_submit_state ("blocked", blocked);
1908 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1909 ps_submit_proc_list (ps_ptr);
1912 /* #endif KERNEL_LINUX */
1914 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1924 char errbuf[_POSIX2_LINE_MAX];
1925 struct kinfo_proc *procs; /* array of processes */
1926 struct kinfo_proc *proc_ptr = NULL;
1927 int count; /* returns number of processes */
1931 procstat_entry_t pse;
1935 /* Open the kvm interface, get a descriptor */
1936 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1939 ERROR ("processes plugin: Cannot open kvm interface: %s",
1944 /* Get the list of processes. */
1945 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1948 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1954 /* Iterate through the processes in kinfo_proc */
1955 for (i = 0; i < count; i++)
1957 /* Create only one process list entry per _process_, i.e.
1958 * filter out threads (duplicate PID entries). */
1959 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1961 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1962 _Bool have_cmdline = 0;
1964 proc_ptr = &(procs[i]);
1965 /* Don't probe system processes and processes without arguments */
1966 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1967 && (procs[i].ki_args != NULL))
1973 /* retrieve the arguments */
1974 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1976 if ((argv != NULL) && (argv[0] != NULL))
1978 while (argv[argc] != NULL)
1981 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1983 WARNING ("processes plugin: Command line did not fit into buffer.");
1987 } /* if (process has argument list) */
1989 pse.id = procs[i].ki_pid;
1993 pse.num_lwp = procs[i].ki_numthreads;
1995 pse.vmem_size = procs[i].ki_size;
1996 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1997 pse.vmem_data = procs[i].ki_dsize * pagesize;
1998 pse.vmem_code = procs[i].ki_tsize * pagesize;
1999 pse.stack_size = procs[i].ki_ssize * pagesize;
2000 pse.vmem_minflt = 0;
2001 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
2002 pse.vmem_majflt = 0;
2003 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
2007 pse.cpu_user_counter = 0;
2008 pse.cpu_system_counter = 0;
2010 * The u-area might be swapped out, and we can't get
2011 * at it because we have a crashdump and no swap.
2012 * If it's here fill in these fields, otherwise, just
2015 if (procs[i].ki_flag & P_INMEM)
2017 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
2018 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
2019 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
2020 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
2029 /* context switch counters not implemented */
2030 pse.cswitch_vol = -1;
2031 pse.cswitch_invol = -1;
2033 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
2035 switch (procs[i].ki_stat)
2037 case SSTOP: stopped++; break;
2038 case SSLEEP: sleeping++; break;
2039 case SRUN: running++; break;
2040 case SIDL: idle++; break;
2041 case SWAIT: wait++; break;
2042 case SLOCK: blocked++; break;
2043 case SZOMB: zombies++; break;
2045 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
2050 ps_submit_state ("running", running);
2051 ps_submit_state ("sleeping", sleeping);
2052 ps_submit_state ("zombies", zombies);
2053 ps_submit_state ("stopped", stopped);
2054 ps_submit_state ("blocked", blocked);
2055 ps_submit_state ("idle", idle);
2056 ps_submit_state ("wait", wait);
2058 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2059 ps_submit_proc_list (ps_ptr);
2060 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
2062 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
2073 struct kinfo_proc *procs; /* array of processes */
2074 struct kinfo_proc *proc_ptr = NULL;
2075 int count; /* returns number of processes */
2079 procstat_entry_t pse;
2083 /* Open the kvm interface, get a descriptor */
2084 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
2087 ERROR ("processes plugin: Cannot open kvm interface: %s",
2092 /* Get the list of processes. */
2093 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
2096 ERROR ("processes plugin: Cannot get kvm processes list: %s",
2102 /* Iterate through the processes in kinfo_proc */
2103 for (i = 0; i < count; i++)
2105 /* Create only one process list entry per _process_, i.e.
2106 * filter out threads (duplicate PID entries). */
2107 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
2109 char cmdline[CMDLINE_BUFFER_SIZE] = "";
2110 _Bool have_cmdline = 0;
2112 proc_ptr = &(procs[i]);
2113 /* Don't probe zombie processes */
2114 if (!P_ZOMBIE(proc_ptr))
2120 /* retrieve the arguments */
2121 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2123 if ((argv != NULL) && (argv[0] != NULL))
2125 while (argv[argc] != NULL)
2128 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2130 WARNING ("processes plugin: Command line did not fit into buffer.");
2134 } /* if (process has argument list) */
2136 memset (&pse, 0, sizeof (pse));
2137 pse.id = procs[i].p_pid;
2141 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2143 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2144 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2145 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2146 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2147 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2148 pse.vmem_minflt = 0;
2149 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2150 pse.vmem_majflt = 0;
2151 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2155 pse.cpu_user_counter = procs[i].p_uutime_usec +
2156 (1000000lu * procs[i].p_uutime_sec);
2157 pse.cpu_system_counter = procs[i].p_ustime_usec +
2158 (1000000lu * procs[i].p_ustime_sec);
2166 /* context switch counters not implemented */
2167 pse.cswitch_vol = -1;
2168 pse.cswitch_invol = -1;
2170 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2172 switch (procs[i].p_stat)
2174 case SSTOP: stopped++; break;
2175 case SSLEEP: sleeping++; break;
2176 case SRUN: running++; break;
2177 case SIDL: idle++; break;
2178 case SONPROC: onproc++; break;
2179 case SDEAD: dead++; break;
2180 case SZOMB: zombies++; break;
2182 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2187 ps_submit_state ("running", running);
2188 ps_submit_state ("sleeping", sleeping);
2189 ps_submit_state ("zombies", zombies);
2190 ps_submit_state ("stopped", stopped);
2191 ps_submit_state ("onproc", onproc);
2192 ps_submit_state ("idle", idle);
2193 ps_submit_state ("dead", dead);
2195 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2196 ps_submit_proc_list (ps_ptr);
2197 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2199 #elif HAVE_PROCINFO_H
2212 procstat_entry_t pse;
2215 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2216 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2217 &pindex, MAXPROCENTRY)) > 0)
2221 for (i = 0; i < nprocs; i++)
2225 char arglist[MAXARGLN+1];
2229 if (procentry[i].pi_state == SNONE) continue;
2230 /* if (procentry[i].pi_state == SZOMB) FIXME */
2232 cmdline = procentry[i].pi_comm;
2233 cargs = procentry[i].pi_comm;
2234 if ( procentry[i].pi_flags & SKPROC )
2236 if (procentry[i].pi_pid == 0)
2237 cmdline = "swapper";
2242 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2247 while (++n < MAXARGLN)
2249 if (arglist[n] == '\0')
2251 if (arglist[n+1] == '\0')
2260 pse.id = procentry[i].pi_pid;
2262 pse.num_lwp = procentry[i].pi_thcount;
2266 while ((nthreads = getthrds64(procentry[i].pi_pid,
2267 thrdentry, sizeof(struct thrdentry64),
2268 &thindex, MAXTHRDENTRY)) > 0)
2272 for (j=0; j< nthreads; j++)
2274 switch (thrdentry[j].ti_state)
2276 /* case TSNONE: break; */
2277 case TSIDL: blocked++; break; /* FIXME is really blocked */
2278 case TSRUN: running++; break;
2279 case TSSLEEP: sleeping++; break;
2280 case TSSWAP: paging++; break;
2281 case TSSTOP: stopped++; break;
2282 case TSZOMB: zombies++; break;
2285 if (nthreads < MAXTHRDENTRY)
2290 /* tv_usec is nanosec ??? */
2291 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2292 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2295 /* tv_usec is nanosec ??? */
2296 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2297 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2299 pse.vmem_minflt = 0;
2300 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2301 pse.vmem_majflt = 0;
2302 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2304 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2305 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2316 pse.cswitch_vol = -1;
2317 pse.cswitch_invol = -1;
2319 ps_list_add (cmdline, cargs, &pse);
2320 } /* for (i = 0 .. nprocs) */
2322 if (nprocs < MAXPROCENTRY)
2324 } /* while (getprocs64() > 0) */
2325 ps_submit_state ("running", running);
2326 ps_submit_state ("sleeping", sleeping);
2327 ps_submit_state ("zombies", zombies);
2328 ps_submit_state ("stopped", stopped);
2329 ps_submit_state ("paging", paging);
2330 ps_submit_state ("blocked", blocked);
2332 for (ps = list_head_g; ps != NULL; ps = ps->next)
2333 ps_submit_proc_list (ps);
2334 /* #endif HAVE_PROCINFO_H */
2336 #elif KERNEL_SOLARIS
2338 * The Solaris section adds a few more process states and removes some
2339 * process states compared to linux. Most notably there is no "PAGING"
2340 * and "BLOCKED" state for a process. The rest is similar to the linux
2359 char cmdline[PRARGSZ];
2363 proc = opendir ("/proc");
2367 while ((ent = readdir(proc)) != NULL)
2371 procstat_entry_t pse;
2374 if (!isdigit ((int) ent->d_name[0]))
2377 pid = strtol (ent->d_name, &endptr, 10);
2378 if (*endptr != 0) /* value didn't completely parse as a number */
2381 status = ps_read_process (pid, &ps, &state);
2384 DEBUG("ps_read_process failed: %i", status);
2388 memset (&pse, 0, sizeof (pse));
2392 pse.num_proc = ps.num_proc;
2393 pse.num_lwp = ps.num_lwp;
2394 pse.vmem_size = ps.vmem_size;
2395 pse.vmem_rss = ps.vmem_rss;
2396 pse.vmem_data = ps.vmem_data;
2397 pse.vmem_code = ps.vmem_code;
2398 pse.stack_size = ps.stack_size;
2400 pse.vmem_minflt = 0;
2401 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2402 pse.vmem_majflt = 0;
2403 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2406 pse.cpu_user_counter = ps.cpu_user_counter;
2408 pse.cpu_system_counter = ps.cpu_system_counter;
2410 pse.io_rchar = ps.io_rchar;
2411 pse.io_wchar = ps.io_wchar;
2412 pse.io_syscr = ps.io_syscr;
2413 pse.io_syscw = ps.io_syscw;
2415 pse.cswitch_vol = -1;
2416 pse.cswitch_invol = -1;
2420 case 'R': running++; break;
2421 case 'S': sleeping++; break;
2422 case 'E': detached++; break;
2423 case 'Z': zombies++; break;
2424 case 'T': stopped++; break;
2425 case 'A': daemon++; break;
2426 case 'Y': system++; break;
2427 case 'O': orphan++; break;
2431 ps_list_add (ps.name,
2432 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
2434 } /* while(readdir) */
2437 ps_submit_state ("running", running);
2438 ps_submit_state ("sleeping", sleeping);
2439 ps_submit_state ("zombies", zombies);
2440 ps_submit_state ("stopped", stopped);
2441 ps_submit_state ("detached", detached);
2442 ps_submit_state ("daemon", daemon);
2443 ps_submit_state ("system", system);
2444 ps_submit_state ("orphan", orphan);
2446 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2447 ps_submit_proc_list (ps_ptr);
2450 #endif /* KERNEL_SOLARIS */
2455 void module_register (void)
2457 plugin_register_complex_config ("processes", ps_config);
2458 plugin_register_init ("processes", ps_init);
2459 plugin_register_read ("processes", ps_read);
2460 } /* void module_register */