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 struct procstat_entry_s *next;
186 #define PROCSTAT_NAME_LEN 256
187 typedef struct procstat
189 char name[PROCSTAT_NAME_LEN];
194 unsigned long num_proc;
195 unsigned long num_lwp;
196 unsigned long vmem_size;
197 unsigned long vmem_rss;
198 unsigned long vmem_data;
199 unsigned long vmem_code;
200 unsigned long stack_size;
202 derive_t vmem_minflt_counter;
203 derive_t vmem_majflt_counter;
205 derive_t cpu_user_counter;
206 derive_t cpu_system_counter;
214 struct procstat *next;
215 struct procstat_entry_s *instances;
218 static procstat_t *list_head_g = NULL;
221 static mach_port_t port_host_self;
222 static mach_port_t port_task_self;
224 static processor_set_name_array_t pset_list;
225 static mach_msg_type_number_t pset_list_len;
226 /* #endif HAVE_THREAD_INFO */
229 static long pagesize_g;
230 /* #endif KERNEL_LINUX */
232 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
234 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
236 #elif HAVE_PROCINFO_H
237 static struct procentry64 procentry[MAXPROCENTRY];
238 static struct thrdentry64 thrdentry[MAXTHRDENTRY];
241 #ifndef _AIXVERSION_610
242 int getprocs64 (void *procsinfo, int sizproc, void *fdsinfo, int sizfd, pid_t *index, int count);
243 int getthrds64( pid_t, void *, int, tid64_t *, int );
245 int getargs (void *processBuffer, int bufferLen, char *argsBuffer, int argsLen);
246 #endif /* HAVE_PROCINFO_H */
248 /* put name of process from config to list_head_g tree
249 * list_head_g is a list of 'procstat_t' structs with
250 * processes names we want to watch */
251 static void ps_list_register (const char *name, const char *regexp)
257 new = (procstat_t *) malloc (sizeof (procstat_t));
260 ERROR ("processes plugin: ps_list_register: malloc failed.");
263 memset (new, 0, sizeof (procstat_t));
264 sstrncpy (new->name, name, sizeof (new->name));
269 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
270 new->re = (regex_t *) malloc (sizeof (regex_t));
273 ERROR ("processes plugin: ps_list_register: malloc failed.");
278 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
281 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
290 ERROR ("processes plugin: ps_list_register: "
291 "Regular expression \"%s\" found in config "
292 "file, but support for regular expressions "
293 "has been disabled at compile time.",
300 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
302 if (strcmp (ptr->name, name) == 0)
304 WARNING ("processes plugin: You have configured more "
305 "than one `Process' or "
306 "`ProcessMatch' with the same name. "
307 "All but the first setting will be "
314 if (ptr->next == NULL)
322 } /* void ps_list_register */
324 /* try to match name against entry, returns 1 if success */
325 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
334 if ((str == NULL) || (str[0] == 0))
337 assert (str != NULL);
339 status = regexec (ps->re, str,
348 if (strcmp (ps->name, name) == 0)
352 } /* int ps_list_match */
354 /* add process entry to 'instances' of process 'name' (or refresh it) */
355 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
358 procstat_entry_t *pse;
363 for (ps = list_head_g; ps != NULL; ps = ps->next)
365 if ((ps_list_match (name, cmdline, ps)) == 0)
368 for (pse = ps->instances; pse != NULL; pse = pse->next)
369 if ((pse->id == entry->id) || (pse->next == NULL))
372 if ((pse == NULL) || (pse->id != entry->id))
374 procstat_entry_t *new;
376 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
379 memset (new, 0, sizeof (procstat_entry_t));
391 pse->num_proc = entry->num_proc;
392 pse->num_lwp = entry->num_lwp;
393 pse->vmem_size = entry->vmem_size;
394 pse->vmem_rss = entry->vmem_rss;
395 pse->vmem_data = entry->vmem_data;
396 pse->vmem_code = entry->vmem_code;
397 pse->stack_size = entry->stack_size;
398 pse->io_rchar = entry->io_rchar;
399 pse->io_wchar = entry->io_wchar;
400 pse->io_syscr = entry->io_syscr;
401 pse->io_syscw = entry->io_syscw;
403 ps->num_proc += pse->num_proc;
404 ps->num_lwp += pse->num_lwp;
405 ps->vmem_size += pse->vmem_size;
406 ps->vmem_rss += pse->vmem_rss;
407 ps->vmem_data += pse->vmem_data;
408 ps->vmem_code += pse->vmem_code;
409 ps->stack_size += pse->stack_size;
411 ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
412 ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
413 ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
414 ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
416 if ((entry->vmem_minflt_counter == 0)
417 && (entry->vmem_majflt_counter == 0))
419 pse->vmem_minflt_counter += entry->vmem_minflt;
420 pse->vmem_minflt = entry->vmem_minflt;
422 pse->vmem_majflt_counter += entry->vmem_majflt;
423 pse->vmem_majflt = entry->vmem_majflt;
427 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
429 pse->vmem_minflt = entry->vmem_minflt_counter
430 + (ULONG_MAX - pse->vmem_minflt_counter);
434 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
436 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
438 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
440 pse->vmem_majflt = entry->vmem_majflt_counter
441 + (ULONG_MAX - pse->vmem_majflt_counter);
445 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
447 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
450 ps->vmem_minflt_counter += pse->vmem_minflt;
451 ps->vmem_majflt_counter += pse->vmem_majflt;
453 if ((entry->cpu_user_counter == 0)
454 && (entry->cpu_system_counter == 0))
456 pse->cpu_user_counter += entry->cpu_user;
457 pse->cpu_user = entry->cpu_user;
459 pse->cpu_system_counter += entry->cpu_system;
460 pse->cpu_system = entry->cpu_system;
464 if (entry->cpu_user_counter < pse->cpu_user_counter)
466 pse->cpu_user = entry->cpu_user_counter
467 + (ULONG_MAX - pse->cpu_user_counter);
471 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
473 pse->cpu_user_counter = entry->cpu_user_counter;
475 if (entry->cpu_system_counter < pse->cpu_system_counter)
477 pse->cpu_system = entry->cpu_system_counter
478 + (ULONG_MAX - pse->cpu_system_counter);
482 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
484 pse->cpu_system_counter = entry->cpu_system_counter;
487 ps->cpu_user_counter += pse->cpu_user;
488 ps->cpu_system_counter += pse->cpu_system;
492 /* remove old entries from instances of processes in list_head_g */
493 static void ps_list_reset (void)
496 procstat_entry_t *pse;
497 procstat_entry_t *pse_prev;
499 for (ps = list_head_g; ps != NULL; ps = ps->next)
519 DEBUG ("Removing this procstat entry cause it's too old: "
520 "id = %lu; name = %s;",
523 if (pse_prev == NULL)
525 ps->instances = pse->next;
531 pse_prev->next = pse->next;
533 pse = pse_prev->next;
542 } /* while (pse != NULL) */
543 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
546 /* put all pre-defined 'Process' names from config to list_head_g tree */
547 static int ps_config (oconfig_item_t *ci)
551 for (i = 0; i < ci->children_num; ++i) {
552 oconfig_item_t *c = ci->children + i;
554 if (strcasecmp (c->key, "Process") == 0)
556 if ((c->values_num != 1)
557 || (OCONFIG_TYPE_STRING != c->values[0].type)) {
558 ERROR ("processes plugin: `Process' expects exactly "
559 "one string argument (got %i).",
564 if (c->children_num != 0) {
565 WARNING ("processes plugin: the `Process' config option "
566 "does not expect any child elements -- ignoring "
567 "content (%i elements) of the <Process '%s'> block.",
568 c->children_num, c->values[0].value.string);
571 ps_list_register (c->values[0].value.string, NULL);
573 else if (strcasecmp (c->key, "ProcessMatch") == 0)
575 if ((c->values_num != 2)
576 || (OCONFIG_TYPE_STRING != c->values[0].type)
577 || (OCONFIG_TYPE_STRING != c->values[1].type))
579 ERROR ("processes plugin: `ProcessMatch' needs exactly "
580 "two string arguments (got %i).",
585 if (c->children_num != 0) {
586 WARNING ("processes plugin: the `ProcessMatch' config option "
587 "does not expect any child elements -- ignoring "
588 "content (%i elements) of the <ProcessMatch '%s' '%s'> "
589 "block.", c->children_num, c->values[0].value.string,
590 c->values[1].value.string);
593 ps_list_register (c->values[0].value.string,
594 c->values[1].value.string);
598 ERROR ("processes plugin: The `%s' configuration option is not "
599 "understood and will be ignored.", c->key);
607 static int ps_init (void)
610 kern_return_t status;
612 port_host_self = mach_host_self ();
613 port_task_self = mach_task_self ();
615 if (pset_list != NULL)
617 vm_deallocate (port_task_self,
618 (vm_address_t) pset_list,
619 pset_list_len * sizeof (processor_set_t));
624 if ((status = host_processor_sets (port_host_self,
626 &pset_list_len)) != KERN_SUCCESS)
628 ERROR ("host_processor_sets failed: %s\n",
629 mach_error_string (status));
634 /* #endif HAVE_THREAD_INFO */
637 pagesize_g = sysconf(_SC_PAGESIZE);
638 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
639 pagesize_g, CONFIG_HZ);
640 /* #endif KERNEL_LINUX */
642 #elif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD)
643 pagesize = getpagesize();
644 /* #endif HAVE_LIBKVM_GETPROCS && (HAVE_STRUCT_KINFO_PROC_FREEBSD || HAVE_STRUCT_KINFO_PROC_OPENBSD) */
646 #elif HAVE_PROCINFO_H
647 pagesize = getpagesize();
648 #endif /* HAVE_PROCINFO_H */
653 /* submit global state (e.g.: qty of zombies, running, etc..) */
654 static void ps_submit_state (const char *state, double value)
657 value_list_t vl = VALUE_LIST_INIT;
659 values[0].gauge = value;
663 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
664 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
665 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
666 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
667 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
669 plugin_dispatch_values (&vl);
672 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
673 static void ps_submit_proc_list (procstat_t *ps)
676 value_list_t vl = VALUE_LIST_INIT;
680 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
681 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
682 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
684 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
685 vl.values[0].gauge = ps->vmem_size;
687 plugin_dispatch_values (&vl);
689 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
690 vl.values[0].gauge = ps->vmem_rss;
692 plugin_dispatch_values (&vl);
694 sstrncpy (vl.type, "ps_data", sizeof (vl.type));
695 vl.values[0].gauge = ps->vmem_data;
697 plugin_dispatch_values (&vl);
699 sstrncpy (vl.type, "ps_code", sizeof (vl.type));
700 vl.values[0].gauge = ps->vmem_code;
702 plugin_dispatch_values (&vl);
704 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
705 vl.values[0].gauge = ps->stack_size;
707 plugin_dispatch_values (&vl);
709 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
710 vl.values[0].derive = ps->cpu_user_counter;
711 vl.values[1].derive = ps->cpu_system_counter;
713 plugin_dispatch_values (&vl);
715 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
716 vl.values[0].gauge = ps->num_proc;
717 vl.values[1].gauge = ps->num_lwp;
719 plugin_dispatch_values (&vl);
721 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
722 vl.values[0].derive = ps->vmem_minflt_counter;
723 vl.values[1].derive = ps->vmem_majflt_counter;
725 plugin_dispatch_values (&vl);
727 if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
729 sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
730 vl.values[0].derive = ps->io_rchar;
731 vl.values[1].derive = ps->io_wchar;
733 plugin_dispatch_values (&vl);
736 if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
738 sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
739 vl.values[0].derive = ps->io_syscr;
740 vl.values[1].derive = ps->io_syscw;
742 plugin_dispatch_values (&vl);
745 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
746 "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
748 "vmem_minflt_counter = %"PRIi64"; vmem_majflt_counter = %"PRIi64"; "
749 "cpu_user_counter = %"PRIi64"; cpu_system_counter = %"PRIi64"; "
750 "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
751 "io_syscr = %"PRIi64"; io_syscw = %"PRIi64";",
752 ps->name, ps->num_proc, ps->num_lwp,
753 ps->vmem_size, ps->vmem_rss,
754 ps->vmem_data, ps->vmem_code,
755 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
756 ps->cpu_user_counter, ps->cpu_system_counter,
757 ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
758 } /* void ps_submit_proc_list */
760 #if KERNEL_LINUX || KERNEL_SOLARIS
761 static void ps_submit_fork_rate (derive_t value)
764 value_list_t vl = VALUE_LIST_INIT;
766 values[0].derive = value;
770 sstrncpy(vl.host, hostname_g, sizeof (vl.host));
771 sstrncpy(vl.plugin, "processes", sizeof (vl.plugin));
772 sstrncpy(vl.plugin_instance, "", sizeof (vl.plugin_instance));
773 sstrncpy(vl.type, "fork_rate", sizeof (vl.type));
774 sstrncpy(vl.type_instance, "", sizeof (vl.type_instance));
776 plugin_dispatch_values(&vl);
778 #endif /* KERNEL_LINUX || KERNEL_SOLARIS*/
780 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
782 static int ps_read_tasks (int pid)
789 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
791 if ((dh = opendir (dirname)) == NULL)
793 DEBUG ("Failed to open directory `%s'", dirname);
797 while ((ent = readdir (dh)) != NULL)
799 if (!isdigit ((int) ent->d_name[0]))
806 return ((count >= 1) ? count : 1);
807 } /* int *ps_read_tasks */
809 /* Read advanced virtual memory data from /proc/pid/status */
810 static procstat_t *ps_read_vmem (int pid, procstat_t *ps)
815 unsigned long long lib = 0;
816 unsigned long long exe = 0;
817 unsigned long long data = 0;
821 ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
822 if ((fh = fopen (filename, "r")) == NULL)
825 while (fgets (buffer, sizeof(buffer), fh) != NULL)
830 if (strncmp (buffer, "Vm", 2) != 0)
833 numfields = strsplit (buffer, fields,
834 STATIC_ARRAY_SIZE (fields));
841 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
842 if ((errno == 0) && (endptr != fields[1]))
844 if (strncmp (buffer, "VmData", 6) == 0)
848 else if (strncmp (buffer, "VmLib", 5) == 0)
852 else if (strncmp(buffer, "VmExe", 5) == 0)
857 } /* while (fgets) */
862 WARNING ("processes: fclose: %s",
863 sstrerror (errno, errbuf, sizeof (errbuf)));
866 ps->vmem_data = data * 1024;
867 ps->vmem_code = (exe + lib) * 1024;
870 } /* procstat_t *ps_read_vmem */
872 static procstat_t *ps_read_io (int pid, procstat_t *ps)
881 ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
882 if ((fh = fopen (filename, "r")) == NULL)
885 while (fgets (buffer, sizeof (buffer), fh) != NULL)
887 derive_t *val = NULL;
891 if (strncasecmp (buffer, "rchar:", 6) == 0)
892 val = &(ps->io_rchar);
893 else if (strncasecmp (buffer, "wchar:", 6) == 0)
894 val = &(ps->io_wchar);
895 else if (strncasecmp (buffer, "syscr:", 6) == 0)
896 val = &(ps->io_syscr);
897 else if (strncasecmp (buffer, "syscw:", 6) == 0)
898 val = &(ps->io_syscw);
902 numfields = strsplit (buffer, fields,
903 STATIC_ARRAY_SIZE (fields));
910 tmp = strtoll (fields[1], &endptr, /* base = */ 10);
911 if ((errno != 0) || (endptr == fields[1]))
914 *val = (derive_t) tmp;
915 } /* while (fgets) */
920 WARNING ("processes: fclose: %s",
921 sstrerror (errno, errbuf, sizeof (errbuf)));
925 } /* procstat_t *ps_read_io */
927 int ps_read_process (int pid, procstat_t *ps, char *state)
938 size_t name_start_pos;
942 derive_t cpu_user_counter;
943 derive_t cpu_system_counter;
944 long long unsigned vmem_size;
945 long long unsigned vmem_rss;
946 long long unsigned stack_size;
948 memset (ps, 0, sizeof (procstat_t));
950 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
952 buffer_len = read_file_contents (filename,
953 buffer, sizeof(buffer) - 1);
956 buffer[buffer_len] = 0;
958 /* The name of the process is enclosed in parens. Since the name can
959 * contain parens itself, spaces, numbers and pretty much everything
960 * else, use these to determine the process name. We don't use
961 * strchr(3) and strrchr(3) to avoid pointer arithmetic which would
962 * otherwise be required to determine name_len. */
964 while ((buffer[name_start_pos] != '(')
965 && (name_start_pos < buffer_len))
968 name_end_pos = buffer_len;
969 while ((buffer[name_end_pos] != ')')
970 && (name_end_pos > 0))
973 /* Either '(' or ')' is not found or they are in the wrong order.
974 * Anyway, something weird that shouldn't happen ever. */
975 if (name_start_pos >= name_end_pos)
977 ERROR ("processes plugin: name_start_pos = %zu >= name_end_pos = %zu",
978 name_start_pos, name_end_pos);
982 name_len = (name_end_pos - name_start_pos) - 1;
983 if (name_len >= sizeof (ps->name))
984 name_len = sizeof (ps->name) - 1;
986 sstrncpy (ps->name, &buffer[name_start_pos + 1], name_len + 1);
988 if ((buffer_len - name_end_pos) < 2)
990 buffer_ptr = &buffer[name_end_pos + 2];
992 fields_len = strsplit (buffer_ptr, fields, STATIC_ARRAY_SIZE (fields));
995 DEBUG ("processes plugin: ps_read_process (pid = %i):"
996 " `%s' has only %i fields..",
997 (int) pid, filename, fields_len);
1001 *state = fields[0][0];
1010 if ( (ps->num_lwp = ps_read_tasks (pid)) == -1 )
1012 /* returns -1 => kernel 2.4 */
1018 /* Leave the rest at zero if this is only a zombi */
1019 if (ps->num_proc == 0)
1021 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
1022 "name = %s;", pid, ps->name);
1026 cpu_user_counter = atoll (fields[11]);
1027 cpu_system_counter = atoll (fields[12]);
1028 vmem_size = atoll (fields[20]);
1029 vmem_rss = atoll (fields[21]);
1030 ps->vmem_minflt_counter = atol (fields[7]);
1031 ps->vmem_majflt_counter = atol (fields[9]);
1034 unsigned long long stack_start = atoll (fields[25]);
1035 unsigned long long stack_ptr = atoll (fields[26]);
1037 stack_size = (stack_start > stack_ptr)
1038 ? stack_start - stack_ptr
1039 : stack_ptr - stack_start;
1042 /* Convert jiffies to useconds */
1043 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
1044 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
1045 vmem_rss = vmem_rss * pagesize_g;
1047 if ( (ps_read_vmem(pid, ps)) == NULL)
1052 DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
1055 ps->cpu_user_counter = cpu_user_counter;
1056 ps->cpu_system_counter = cpu_system_counter;
1057 ps->vmem_size = (unsigned long) vmem_size;
1058 ps->vmem_rss = (unsigned long) vmem_rss;
1059 ps->stack_size = (unsigned long) stack_size;
1061 if ( (ps_read_io (pid, ps)) == NULL)
1069 DEBUG("ps_read_process: not get io data for pid %i",pid);
1074 } /* int ps_read_process (...) */
1076 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
1081 char file[PATH_MAX];
1086 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
1089 ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
1090 (unsigned int) pid);
1093 fd = open (file, O_RDONLY);
1096 /* ENOENT means the process exited while we were handling it.
1097 * Don't complain about this, it only fills the logs. */
1098 if (errno != ENOENT)
1099 WARNING ("processes plugin: Failed to open `%s': %s.", file,
1100 sstrerror (errno, errbuf, sizeof (errbuf)));
1112 status = read (fd, (void *)buf_ptr, len);
1117 if ((EAGAIN == errno) || (EINTR == errno))
1120 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
1121 sstrerror (errno, errbuf, sizeof (errbuf)));
1141 /* cmdline not available; e.g. kernel thread, zombie */
1145 ssnprintf (buf, buf_len, "[%s]", name);
1149 assert (n <= buf_len);
1156 /* remove trailing whitespace */
1157 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
1162 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
1169 } /* char *ps_get_cmdline (...) */
1171 static int read_fork_rate ()
1176 _Bool value_valid = 0;
1178 proc_stat = fopen ("/proc/stat", "r");
1179 if (proc_stat == NULL)
1182 ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
1183 sstrerror (errno, errbuf, sizeof (errbuf)));
1187 while (fgets (buffer, sizeof (buffer), proc_stat) != NULL)
1193 fields_num = strsplit (buffer, fields,
1194 STATIC_ARRAY_SIZE (fields));
1195 if (fields_num != 2)
1198 if (strcmp ("processes", fields[0]) != 0)
1201 status = parse_value (fields[1], &value, DS_TYPE_DERIVE);
1212 ps_submit_fork_rate (value.derive);
1215 #endif /*KERNEL_LINUX */
1218 static const char *ps_get_cmdline (long pid, /* {{{ */
1219 char *buffer, size_t buffer_size)
1221 char path[PATH_MAX];
1225 snprintf(path, sizeof (path), "/proc/%li/psinfo", pid);
1227 status = read_file_contents (path, (void *) &info, sizeof (info));
1228 if (status != sizeof (info))
1230 ERROR ("processes plugin: Unexpected return value "
1231 "while reading \"%s\": "
1232 "Returned %i but expected %zu.",
1233 path, status, buffer_size);
1237 info.pr_psargs[sizeof (info.pr_psargs) - 1] = 0;
1238 sstrncpy (buffer, info.pr_psargs, buffer_size);
1241 } /* }}} int ps_get_cmdline */
1244 * Reads process information on the Solaris OS. The information comes mainly from
1245 * /proc/PID/status, /proc/PID/psinfo and /proc/PID/usage
1246 * The values for input and ouput chars are calculated "by hand"
1247 * Added a few "solaris" specific process states as well
1249 static int ps_read_process(long pid, procstat_t *ps, char *state)
1252 char f_psinfo[64], f_usage[64];
1255 pstatus_t *myStatus;
1259 snprintf(filename, sizeof (filename), "/proc/%li/status", pid);
1260 snprintf(f_psinfo, sizeof (f_psinfo), "/proc/%li/psinfo", pid);
1261 snprintf(f_usage, sizeof (f_usage), "/proc/%li/usage", pid);
1264 buffer = malloc(sizeof (pstatus_t));
1265 memset(buffer, 0, sizeof (pstatus_t));
1266 read_file_contents(filename, buffer, sizeof (pstatus_t));
1267 myStatus = (pstatus_t *) buffer;
1269 buffer = malloc(sizeof (psinfo_t));
1270 memset(buffer, 0, sizeof(psinfo_t));
1271 read_file_contents(f_psinfo, buffer, sizeof (psinfo_t));
1272 myInfo = (psinfo_t *) buffer;
1274 buffer = malloc(sizeof (prusage_t));
1275 memset(buffer, 0, sizeof(prusage_t));
1276 read_file_contents(f_usage, buffer, sizeof (prusage_t));
1277 myUsage = (prusage_t *) buffer;
1279 sstrncpy(ps->name, myInfo->pr_fname, sizeof (myInfo->pr_fname));
1280 ps->num_lwp = myStatus->pr_nlwp;
1281 if (myInfo->pr_wstat != 0) {
1284 *state = (char) 'Z';
1288 ps->num_lwp = myInfo->pr_nlwp;
1292 * Convert system time and user time from nanoseconds to microseconds
1293 * for compatibility with the linux module
1295 ps->cpu_system_counter = myStatus -> pr_stime.tv_nsec / 1000;
1296 ps->cpu_user_counter = myStatus -> pr_utime.tv_nsec / 1000;
1299 * Convert rssize from KB to bytes to be consistent w/ the linux module
1301 ps->vmem_rss = myInfo->pr_rssize * 1024;
1302 ps->vmem_size = myInfo->pr_size * 1024;
1303 ps->vmem_minflt_counter = myUsage->pr_minf;
1304 ps->vmem_majflt_counter = myUsage->pr_majf;
1307 * TODO: Data and code segment calculations for Solaris
1312 ps->stack_size = myStatus->pr_stksize;
1315 * Calculating input/ouput chars
1316 * Formula used is total chars / total blocks => chars/block
1317 * then convert input/output blocks to chars
1319 ulong_t tot_chars = myUsage->pr_ioch;
1320 ulong_t tot_blocks = myUsage->pr_inblk + myUsage->pr_oublk;
1321 ulong_t chars_per_block = 1;
1322 if (tot_blocks != 0)
1323 chars_per_block = tot_chars / tot_blocks;
1324 ps->io_rchar = myUsage->pr_inblk * chars_per_block;
1325 ps->io_wchar = myUsage->pr_oublk * chars_per_block;
1326 ps->io_syscr = myUsage->pr_sysc;
1327 ps->io_syscw = myUsage->pr_sysc;
1331 * TODO: Find way of setting BLOCKED and PAGING status
1334 *state = (char) 'R';
1335 if (myStatus->pr_flags & PR_ASLEEP)
1336 *state = (char) 'S';
1337 else if (myStatus->pr_flags & PR_STOPPED)
1338 *state = (char) 'T';
1339 else if (myStatus->pr_flags & PR_DETACH)
1340 *state = (char) 'E';
1341 else if (myStatus->pr_flags & PR_DAEMON)
1342 *state = (char) 'A';
1343 else if (myStatus->pr_flags & PR_ISSYS)
1344 *state = (char) 'Y';
1345 else if (myStatus->pr_flags & PR_ORPHAN)
1346 *state = (char) 'O';
1356 * Reads the number of threads created since the last reboot. On Solaris these
1357 * are retrieved from kstat (module cpu, name sys, class misc, stat nthreads).
1358 * The result is the sum for all the threads created on each cpu
1360 static int read_fork_rate()
1362 extern kstat_ctl_t *kc;
1363 kstat_t *ksp_chain = NULL;
1364 derive_t result = 0;
1369 for (ksp_chain = kc->kc_chain;
1371 ksp_chain = ksp_chain->ks_next)
1373 if ((strcmp (ksp_chain->ks_module, "cpu") == 0)
1374 && (strcmp (ksp_chain->ks_name, "sys") == 0)
1375 && (strcmp (ksp_chain->ks_class, "misc") == 0))
1379 kstat_read (kc, ksp_chain, NULL);
1381 tmp = get_kstat_value(ksp_chain, "nthreads");
1387 ps_submit_fork_rate (result);
1390 #endif /* KERNEL_SOLARIS */
1392 #if HAVE_THREAD_INFO
1393 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
1397 struct kinfo_proc kp;
1402 mib[2] = KERN_PROC_PID;
1404 if (pid_for_task (t, pid) != KERN_SUCCESS)
1408 kp_size = sizeof (kp);
1409 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
1412 if (name_max_len > (MAXCOMLEN + 1))
1413 name_max_len = MAXCOMLEN + 1;
1415 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
1416 name[name_max_len - 1] = '\0';
1418 DEBUG ("pid = %i; name = %s;", *pid, name);
1420 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
1421 * `top' does it, because it is a lot of work and only used when
1422 * debugging. -octo */
1426 #endif /* HAVE_THREAD_INFO */
1427 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
1429 /* do actual readings from kernel */
1430 static int ps_read (void)
1432 #if HAVE_THREAD_INFO
1433 kern_return_t status;
1436 processor_set_t port_pset_priv;
1439 task_array_t task_list;
1440 mach_msg_type_number_t task_list_len;
1443 char task_name[MAXCOMLEN + 1];
1446 thread_act_array_t thread_list;
1447 mach_msg_type_number_t thread_list_len;
1448 thread_basic_info_data_t thread_data;
1449 mach_msg_type_number_t thread_data_len;
1458 procstat_entry_t pse;
1463 * The Mach-concept is a little different from the traditional UNIX
1464 * concept: All the work is done in threads. Threads are contained in
1465 * `tasks'. Therefore, `task status' doesn't make much sense, since
1466 * it's actually a `thread status'.
1467 * Tasks are assigned to sets of processors, so that's where you go to
1470 for (pset = 0; pset < pset_list_len; pset++)
1472 if ((status = host_processor_set_priv (port_host_self,
1474 &port_pset_priv)) != KERN_SUCCESS)
1476 ERROR ("host_processor_set_priv failed: %s\n",
1477 mach_error_string (status));
1481 if ((status = processor_set_tasks (port_pset_priv,
1483 &task_list_len)) != KERN_SUCCESS)
1485 ERROR ("processor_set_tasks failed: %s\n",
1486 mach_error_string (status));
1487 mach_port_deallocate (port_task_self, port_pset_priv);
1491 for (task = 0; task < task_list_len; task++)
1494 if (mach_get_task_name (task_list[task],
1496 task_name, PROCSTAT_NAME_LEN) == 0)
1498 /* search for at least one match */
1499 for (ps = list_head_g; ps != NULL; ps = ps->next)
1500 /* FIXME: cmdline should be here instead of NULL */
1501 if (ps_list_match (task_name, NULL, ps) == 1)
1505 /* Collect more detailed statistics for this process */
1508 task_basic_info_data_t task_basic_info;
1509 mach_msg_type_number_t task_basic_info_len;
1510 task_events_info_data_t task_events_info;
1511 mach_msg_type_number_t task_events_info_len;
1512 task_absolutetime_info_data_t task_absolutetime_info;
1513 mach_msg_type_number_t task_absolutetime_info_len;
1515 memset (&pse, '\0', sizeof (pse));
1518 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1519 status = task_info (task_list[task],
1521 (task_info_t) &task_basic_info,
1522 &task_basic_info_len);
1523 if (status != KERN_SUCCESS)
1525 ERROR ("task_info failed: %s",
1526 mach_error_string (status));
1527 continue; /* with next thread_list */
1530 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1531 status = task_info (task_list[task],
1533 (task_info_t) &task_events_info,
1534 &task_events_info_len);
1535 if (status != KERN_SUCCESS)
1537 ERROR ("task_info failed: %s",
1538 mach_error_string (status));
1539 continue; /* with next thread_list */
1542 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1543 status = task_info (task_list[task],
1544 TASK_ABSOLUTETIME_INFO,
1545 (task_info_t) &task_absolutetime_info,
1546 &task_absolutetime_info_len);
1547 if (status != KERN_SUCCESS)
1549 ERROR ("task_info failed: %s",
1550 mach_error_string (status));
1551 continue; /* with next thread_list */
1555 pse.vmem_size = task_basic_info.virtual_size;
1556 pse.vmem_rss = task_basic_info.resident_size;
1557 /* Does not seem to be easily exposed */
1561 pse.vmem_minflt_counter = task_events_info.cow_faults;
1562 pse.vmem_majflt_counter = task_events_info.faults;
1564 pse.cpu_user_counter = task_absolutetime_info.total_user;
1565 pse.cpu_system_counter = task_absolutetime_info.total_system;
1568 status = task_threads (task_list[task], &thread_list,
1570 if (status != KERN_SUCCESS)
1572 /* Apple's `top' treats this case a zombie. It
1573 * makes sense to some extend: A `zombie'
1574 * thread is nonsense, since the task/process
1577 DEBUG ("task_threads failed: %s",
1578 mach_error_string (status));
1579 if (task_list[task] != port_task_self)
1580 mach_port_deallocate (port_task_self,
1582 continue; /* with next task_list */
1585 for (thread = 0; thread < thread_list_len; thread++)
1587 thread_data_len = THREAD_BASIC_INFO_COUNT;
1588 status = thread_info (thread_list[thread],
1590 (thread_info_t) &thread_data,
1592 if (status != KERN_SUCCESS)
1594 ERROR ("thread_info failed: %s",
1595 mach_error_string (status));
1596 if (task_list[task] != port_task_self)
1597 mach_port_deallocate (port_task_self,
1598 thread_list[thread]);
1599 continue; /* with next thread_list */
1605 switch (thread_data.run_state)
1607 case TH_STATE_RUNNING:
1610 case TH_STATE_STOPPED:
1611 /* What exactly is `halted'? */
1612 case TH_STATE_HALTED:
1615 case TH_STATE_WAITING:
1618 case TH_STATE_UNINTERRUPTIBLE:
1621 /* There is no `zombie' case here,
1622 * since there are no zombie-threads.
1623 * There's only zombie tasks, which are
1626 WARNING ("Unknown thread status: %i",
1627 thread_data.run_state);
1629 } /* switch (thread_data.run_state) */
1631 if (task_list[task] != port_task_self)
1633 status = mach_port_deallocate (port_task_self,
1634 thread_list[thread]);
1635 if (status != KERN_SUCCESS)
1636 ERROR ("mach_port_deallocate failed: %s",
1637 mach_error_string (status));
1639 } /* for (thread_list) */
1641 if ((status = vm_deallocate (port_task_self,
1642 (vm_address_t) thread_list,
1643 thread_list_len * sizeof (thread_act_t)))
1646 ERROR ("vm_deallocate failed: %s",
1647 mach_error_string (status));
1650 thread_list_len = 0;
1652 /* Only deallocate the task port, if it isn't our own.
1653 * Don't know what would happen in that case, but this
1654 * is what Apple's top does.. ;) */
1655 if (task_list[task] != port_task_self)
1657 status = mach_port_deallocate (port_task_self,
1659 if (status != KERN_SUCCESS)
1660 ERROR ("mach_port_deallocate failed: %s",
1661 mach_error_string (status));
1665 /* FIXME: cmdline should be here instead of NULL */
1666 ps_list_add (task_name, NULL, &pse);
1667 } /* for (task_list) */
1669 if ((status = vm_deallocate (port_task_self,
1670 (vm_address_t) task_list,
1671 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1673 ERROR ("vm_deallocate failed: %s",
1674 mach_error_string (status));
1679 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1682 ERROR ("mach_port_deallocate failed: %s",
1683 mach_error_string (status));
1685 } /* for (pset_list) */
1687 ps_submit_state ("running", running);
1688 ps_submit_state ("sleeping", sleeping);
1689 ps_submit_state ("zombies", zombies);
1690 ps_submit_state ("stopped", stopped);
1691 ps_submit_state ("blocked", blocked);
1693 for (ps = list_head_g; ps != NULL; ps = ps->next)
1694 ps_submit_proc_list (ps);
1695 /* #endif HAVE_THREAD_INFO */
1709 char cmdline[CMDLINE_BUFFER_SIZE];
1713 procstat_entry_t pse;
1718 running = sleeping = zombies = stopped = paging = blocked = 0;
1721 if ((proc = opendir ("/proc")) == NULL)
1724 ERROR ("Cannot open `/proc': %s",
1725 sstrerror (errno, errbuf, sizeof (errbuf)));
1729 while ((ent = readdir (proc)) != NULL)
1731 if (!isdigit (ent->d_name[0]))
1734 if ((pid = atoi (ent->d_name)) < 1)
1737 status = ps_read_process (pid, &ps, &state);
1740 DEBUG ("ps_read_process failed: %i", status);
1744 memset (&pse, 0, sizeof (pse));
1748 pse.num_proc = ps.num_proc;
1749 pse.num_lwp = ps.num_lwp;
1750 pse.vmem_size = ps.vmem_size;
1751 pse.vmem_rss = ps.vmem_rss;
1752 pse.vmem_data = ps.vmem_data;
1753 pse.vmem_code = ps.vmem_code;
1754 pse.stack_size = ps.stack_size;
1756 pse.vmem_minflt = 0;
1757 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1758 pse.vmem_majflt = 0;
1759 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1762 pse.cpu_user_counter = ps.cpu_user_counter;
1764 pse.cpu_system_counter = ps.cpu_system_counter;
1766 pse.io_rchar = ps.io_rchar;
1767 pse.io_wchar = ps.io_wchar;
1768 pse.io_syscr = ps.io_syscr;
1769 pse.io_syscw = ps.io_syscw;
1773 case 'R': running++; break;
1774 case 'S': sleeping++; break;
1775 case 'D': blocked++; break;
1776 case 'Z': zombies++; break;
1777 case 'T': stopped++; break;
1778 case 'W': paging++; break;
1781 ps_list_add (ps.name,
1782 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1788 ps_submit_state ("running", running);
1789 ps_submit_state ("sleeping", sleeping);
1790 ps_submit_state ("zombies", zombies);
1791 ps_submit_state ("stopped", stopped);
1792 ps_submit_state ("paging", paging);
1793 ps_submit_state ("blocked", blocked);
1795 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1796 ps_submit_proc_list (ps_ptr);
1799 /* #endif KERNEL_LINUX */
1801 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1811 char errbuf[_POSIX2_LINE_MAX];
1812 struct kinfo_proc *procs; /* array of processes */
1813 struct kinfo_proc *proc_ptr = NULL;
1814 int count; /* returns number of processes */
1818 procstat_entry_t pse;
1822 /* Open the kvm interface, get a descriptor */
1823 kd = kvm_openfiles (NULL, "/dev/null", NULL, 0, errbuf);
1826 ERROR ("processes plugin: Cannot open kvm interface: %s",
1831 /* Get the list of processes. */
1832 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1835 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1841 /* Iterate through the processes in kinfo_proc */
1842 for (i = 0; i < count; i++)
1844 /* Create only one process list entry per _process_, i.e.
1845 * filter out threads (duplicate PID entries). */
1846 if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid))
1848 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1849 _Bool have_cmdline = 0;
1851 proc_ptr = &(procs[i]);
1852 /* Don't probe system processes and processes without arguments */
1853 if (((procs[i].ki_flag & P_SYSTEM) == 0)
1854 && (procs[i].ki_args != NULL))
1860 /* retrieve the arguments */
1861 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
1863 if ((argv != NULL) && (argv[0] != NULL))
1865 while (argv[argc] != NULL)
1868 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
1870 WARNING ("processes plugin: Command line did not fit into buffer.");
1874 } /* if (process has argument list) */
1876 pse.id = procs[i].ki_pid;
1880 pse.num_lwp = procs[i].ki_numthreads;
1882 pse.vmem_size = procs[i].ki_size;
1883 pse.vmem_rss = procs[i].ki_rssize * pagesize;
1884 pse.vmem_data = procs[i].ki_dsize * pagesize;
1885 pse.vmem_code = procs[i].ki_tsize * pagesize;
1886 pse.stack_size = procs[i].ki_ssize * pagesize;
1887 pse.vmem_minflt = 0;
1888 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1889 pse.vmem_majflt = 0;
1890 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1894 pse.cpu_user_counter = 0;
1895 pse.cpu_system_counter = 0;
1897 * The u-area might be swapped out, and we can't get
1898 * at it because we have a crashdump and no swap.
1899 * If it's here fill in these fields, otherwise, just
1902 if (procs[i].ki_flag & P_INMEM)
1904 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_usec
1905 + (1000000lu * procs[i].ki_rusage.ru_utime.tv_sec);
1906 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_usec
1907 + (1000000lu * procs[i].ki_rusage.ru_stime.tv_sec);
1916 ps_list_add (procs[i].ki_comm, have_cmdline ? cmdline : NULL, &pse);
1918 switch (procs[i].ki_stat)
1920 case SSTOP: stopped++; break;
1921 case SSLEEP: sleeping++; break;
1922 case SRUN: running++; break;
1923 case SIDL: idle++; break;
1924 case SWAIT: wait++; break;
1925 case SLOCK: blocked++; break;
1926 case SZOMB: zombies++; break;
1928 } /* if ((proc_ptr == NULL) || (proc_ptr->ki_pid != procs[i].ki_pid)) */
1933 ps_submit_state ("running", running);
1934 ps_submit_state ("sleeping", sleeping);
1935 ps_submit_state ("zombies", zombies);
1936 ps_submit_state ("stopped", stopped);
1937 ps_submit_state ("blocked", blocked);
1938 ps_submit_state ("idle", idle);
1939 ps_submit_state ("wait", wait);
1941 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1942 ps_submit_proc_list (ps_ptr);
1943 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1945 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD
1956 struct kinfo_proc *procs; /* array of processes */
1957 struct kinfo_proc *proc_ptr = NULL;
1958 int count; /* returns number of processes */
1962 procstat_entry_t pse;
1966 /* Open the kvm interface, get a descriptor */
1967 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1970 ERROR ("processes plugin: Cannot open kvm interface: %s",
1975 /* Get the list of processes. */
1976 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count);
1979 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1985 /* Iterate through the processes in kinfo_proc */
1986 for (i = 0; i < count; i++)
1988 /* Create only one process list entry per _process_, i.e.
1989 * filter out threads (duplicate PID entries). */
1990 if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid))
1992 char cmdline[CMDLINE_BUFFER_SIZE] = "";
1993 _Bool have_cmdline = 0;
1995 proc_ptr = &(procs[i]);
1996 /* Don't probe zombie processes */
1997 if (!P_ZOMBIE(proc_ptr))
2003 /* retrieve the arguments */
2004 argv = kvm_getargv (kd, proc_ptr, /* nchr = */ 0);
2006 if ((argv != NULL) && (argv[0] != NULL))
2008 while (argv[argc] != NULL)
2011 status = strjoin (cmdline, sizeof (cmdline), argv, argc, " ");
2013 WARNING ("processes plugin: Command line did not fit into buffer.");
2017 } /* if (process has argument list) */
2019 memset (&pse, 0, sizeof (pse));
2020 pse.id = procs[i].p_pid;
2024 pse.num_lwp = 1; /* XXX: accumulate p_tid values for a single p_pid ? */
2026 pse.vmem_rss = procs[i].p_vm_rssize * pagesize;
2027 pse.vmem_data = procs[i].p_vm_dsize * pagesize;
2028 pse.vmem_code = procs[i].p_vm_tsize * pagesize;
2029 pse.stack_size = procs[i].p_vm_ssize * pagesize;
2030 pse.vmem_size = pse.stack_size + pse.vmem_code + pse.vmem_data;
2031 pse.vmem_minflt = 0;
2032 pse.vmem_minflt_counter = procs[i].p_uru_minflt;
2033 pse.vmem_majflt = 0;
2034 pse.vmem_majflt_counter = procs[i].p_uru_majflt;
2038 pse.cpu_user_counter = procs[i].p_uutime_usec +
2039 (1000000lu * procs[i].p_uutime_sec);
2040 pse.cpu_system_counter = procs[i].p_ustime_usec +
2041 (1000000lu * procs[i].p_ustime_sec);
2049 pse.cswitch_vol = -1;
2050 pse.cswitch_invol = -1;
2052 ps_list_add (procs[i].p_comm, have_cmdline ? cmdline : NULL, &pse);
2054 switch (procs[i].p_stat)
2056 case SSTOP: stopped++; break;
2057 case SSLEEP: sleeping++; break;
2058 case SRUN: running++; break;
2059 case SIDL: idle++; break;
2060 case SONPROC: onproc++; break;
2061 case SDEAD: dead++; break;
2062 case SZOMB: zombies++; break;
2064 } /* if ((proc_ptr == NULL) || (proc_ptr->p_pid != procs[i].p_pid)) */
2069 ps_submit_state ("running", running);
2070 ps_submit_state ("sleeping", sleeping);
2071 ps_submit_state ("zombies", zombies);
2072 ps_submit_state ("stopped", stopped);
2073 ps_submit_state ("onproc", onproc);
2074 ps_submit_state ("idle", idle);
2075 ps_submit_state ("dead", dead);
2077 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2078 ps_submit_proc_list (ps_ptr);
2079 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_OPENBSD */
2081 #elif HAVE_PROCINFO_H
2094 procstat_entry_t pse;
2097 while ((nprocs = getprocs64 (procentry, sizeof(struct procentry64),
2098 /* fdsinfo = */ NULL, sizeof(struct fdsinfo64),
2099 &pindex, MAXPROCENTRY)) > 0)
2103 for (i = 0; i < nprocs; i++)
2107 char arglist[MAXARGLN+1];
2111 if (procentry[i].pi_state == SNONE) continue;
2112 /* if (procentry[i].pi_state == SZOMB) FIXME */
2114 cmdline = procentry[i].pi_comm;
2115 cargs = procentry[i].pi_comm;
2116 if ( procentry[i].pi_flags & SKPROC )
2118 if (procentry[i].pi_pid == 0)
2119 cmdline = "swapper";
2124 if (getargs(&procentry[i], sizeof(struct procentry64), arglist, MAXARGLN) >= 0)
2129 while (++n < MAXARGLN)
2131 if (arglist[n] == '\0')
2133 if (arglist[n+1] == '\0')
2142 pse.id = procentry[i].pi_pid;
2144 pse.num_lwp = procentry[i].pi_thcount;
2148 while ((nthreads = getthrds64(procentry[i].pi_pid,
2149 thrdentry, sizeof(struct thrdentry64),
2150 &thindex, MAXTHRDENTRY)) > 0)
2154 for (j=0; j< nthreads; j++)
2156 switch (thrdentry[j].ti_state)
2158 /* case TSNONE: break; */
2159 case TSIDL: blocked++; break; /* FIXME is really blocked */
2160 case TSRUN: running++; break;
2161 case TSSLEEP: sleeping++; break;
2162 case TSSWAP: paging++; break;
2163 case TSSTOP: stopped++; break;
2164 case TSZOMB: zombies++; break;
2167 if (nthreads < MAXTHRDENTRY)
2172 /* tv_usec is nanosec ??? */
2173 pse.cpu_user_counter = procentry[i].pi_ru.ru_utime.tv_sec * 1000000 +
2174 procentry[i].pi_ru.ru_utime.tv_usec / 1000;
2177 /* tv_usec is nanosec ??? */
2178 pse.cpu_system_counter = procentry[i].pi_ru.ru_stime.tv_sec * 1000000 +
2179 procentry[i].pi_ru.ru_stime.tv_usec / 1000;
2181 pse.vmem_minflt = 0;
2182 pse.vmem_minflt_counter = procentry[i].pi_minflt;
2183 pse.vmem_majflt = 0;
2184 pse.vmem_majflt_counter = procentry[i].pi_majflt;
2186 pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
2187 pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
2198 ps_list_add (cmdline, cargs, &pse);
2199 } /* for (i = 0 .. nprocs) */
2201 if (nprocs < MAXPROCENTRY)
2203 } /* while (getprocs64() > 0) */
2204 ps_submit_state ("running", running);
2205 ps_submit_state ("sleeping", sleeping);
2206 ps_submit_state ("zombies", zombies);
2207 ps_submit_state ("stopped", stopped);
2208 ps_submit_state ("paging", paging);
2209 ps_submit_state ("blocked", blocked);
2211 for (ps = list_head_g; ps != NULL; ps = ps->next)
2212 ps_submit_proc_list (ps);
2213 /* #endif HAVE_PROCINFO_H */
2215 #elif KERNEL_SOLARIS
2217 * The Solaris section adds a few more process states and removes some
2218 * process states compared to linux. Most notably there is no "PAGING"
2219 * and "BLOCKED" state for a process. The rest is similar to the linux
2238 char cmdline[PRARGSZ];
2242 proc = opendir ("/proc");
2246 while ((ent = readdir(proc)) != NULL)
2250 procstat_entry_t pse;
2253 if (!isdigit ((int) ent->d_name[0]))
2256 pid = strtol (ent->d_name, &endptr, 10);
2257 if (*endptr != 0) /* value didn't completely parse as a number */
2260 status = ps_read_process (pid, &ps, &state);
2263 DEBUG("ps_read_process failed: %i", status);
2267 memset (&pse, 0, sizeof (pse));
2271 pse.num_proc = ps.num_proc;
2272 pse.num_lwp = ps.num_lwp;
2273 pse.vmem_size = ps.vmem_size;
2274 pse.vmem_rss = ps.vmem_rss;
2275 pse.vmem_data = ps.vmem_data;
2276 pse.vmem_code = ps.vmem_code;
2277 pse.stack_size = ps.stack_size;
2279 pse.vmem_minflt = 0;
2280 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
2281 pse.vmem_majflt = 0;
2282 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
2285 pse.cpu_user_counter = ps.cpu_user_counter;
2287 pse.cpu_system_counter = ps.cpu_system_counter;
2289 pse.io_rchar = ps.io_rchar;
2290 pse.io_wchar = ps.io_wchar;
2291 pse.io_syscr = ps.io_syscr;
2292 pse.io_syscw = ps.io_syscw;
2294 pse.cswitch_vol = -1;
2295 pse.cswitch_invol = -1;
2299 case 'R': running++; break;
2300 case 'S': sleeping++; break;
2301 case 'E': detached++; break;
2302 case 'Z': zombies++; break;
2303 case 'T': stopped++; break;
2304 case 'A': daemon++; break;
2305 case 'Y': system++; break;
2306 case 'O': orphan++; break;
2310 ps_list_add (ps.name,
2311 ps_get_cmdline (pid, cmdline, sizeof (cmdline)),
2313 } /* while(readdir) */
2316 ps_submit_state ("running", running);
2317 ps_submit_state ("sleeping", sleeping);
2318 ps_submit_state ("zombies", zombies);
2319 ps_submit_state ("stopped", stopped);
2320 ps_submit_state ("detached", detached);
2321 ps_submit_state ("daemon", daemon);
2322 ps_submit_state ("system", system);
2323 ps_submit_state ("orphan", orphan);
2325 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
2326 ps_submit_proc_list (ps_ptr);
2329 #endif /* KERNEL_SOLARIS */
2334 void module_register (void)
2336 plugin_register_complex_config ("processes", ps_config);
2337 plugin_register_init ("processes", ps_init);
2338 plugin_register_read ("processes", ps_read);
2339 } /* void module_register */