2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2008 Florian octo Forster
5 * Copyright (C) 2008 Oleg King
6 * Copyright (C) 2009 Sebastian Harl
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 * Lyonel Vincent <lyonel at ezix.org>
24 * Florian octo Forster <octo at verplant.org>
25 * Oleg King <king2 at kaluga.ru>
26 * Sebastian Harl <sh at tokkee.org>
32 #include "configfile.h"
34 /* Include header files for the mach system, if they exist.. */
36 # if HAVE_MACH_MACH_INIT_H
37 # include <mach/mach_init.h>
39 # if HAVE_MACH_HOST_PRIV_H
40 # include <mach/host_priv.h>
42 # if HAVE_MACH_MACH_ERROR_H
43 # include <mach/mach_error.h>
45 # if HAVE_MACH_MACH_HOST_H
46 # include <mach/mach_host.h>
48 # if HAVE_MACH_MACH_PORT_H
49 # include <mach/mach_port.h>
51 # if HAVE_MACH_MACH_TYPES_H
52 # include <mach/mach_types.h>
54 # if HAVE_MACH_MESSAGE_H
55 # include <mach/message.h>
57 # if HAVE_MACH_PROCESSOR_SET_H
58 # include <mach/processor_set.h>
61 # include <mach/task.h>
63 # if HAVE_MACH_THREAD_ACT_H
64 # include <mach/thread_act.h>
66 # if HAVE_MACH_VM_REGION_H
67 # include <mach/vm_region.h>
69 # if HAVE_MACH_VM_MAP_H
70 # include <mach/vm_map.h>
72 # if HAVE_MACH_VM_PROT_H
73 # include <mach/vm_prot.h>
75 # if HAVE_SYS_SYSCTL_H
76 # include <sys/sysctl.h>
78 /* #endif HAVE_THREAD_INFO */
81 # if HAVE_LINUX_CONFIG_H
82 # include <linux/config.h>
85 # define CONFIG_HZ 100
87 /* #endif KERNEL_LINUX */
89 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
91 # include <sys/param.h>
92 # include <sys/sysctl.h>
93 # include <sys/user.h>
94 # include <sys/proc.h>
95 /* #endif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
98 # error "No applicable input method."
106 # define ARG_MAX 4096
111 static const char *config_keys[] =
116 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
118 typedef struct procstat_entry_s
123 unsigned long num_proc;
124 unsigned long num_lwp;
125 unsigned long vmem_size;
126 unsigned long vmem_rss;
127 unsigned long stack_size;
129 unsigned long vmem_minflt;
130 unsigned long vmem_majflt;
131 unsigned long vmem_minflt_counter;
132 unsigned long vmem_majflt_counter;
134 unsigned long cpu_user;
135 unsigned long cpu_system;
136 unsigned long cpu_user_counter;
137 unsigned long cpu_system_counter;
139 struct procstat_entry_s *next;
142 #define PROCSTAT_NAME_LEN 256
143 typedef struct procstat
145 char name[PROCSTAT_NAME_LEN];
150 unsigned long num_proc;
151 unsigned long num_lwp;
152 unsigned long vmem_size;
153 unsigned long vmem_rss;
154 unsigned long stack_size;
156 unsigned long vmem_minflt_counter;
157 unsigned long vmem_majflt_counter;
159 unsigned long cpu_user_counter;
160 unsigned long cpu_system_counter;
162 struct procstat *next;
163 struct procstat_entry_s *instances;
166 static procstat_t *list_head_g = NULL;
169 static mach_port_t port_host_self;
170 static mach_port_t port_task_self;
172 static processor_set_name_array_t pset_list;
173 static mach_msg_type_number_t pset_list_len;
174 /* #endif HAVE_THREAD_INFO */
177 static long pagesize_g;
178 /* #endif KERNEL_LINUX */
180 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
181 /* no global variables */
182 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
184 /* put name of process from config to list_head_g tree
185 list_head_g is a list of 'procstat_t' structs with
186 processes names we want to watch */
187 static void ps_list_register (const char *name, const char *regexp)
193 new = (procstat_t *) malloc (sizeof (procstat_t));
196 ERROR ("processes plugin: ps_list_register: malloc failed.");
199 memset (new, 0, sizeof (procstat_t));
200 sstrncpy (new->name, name, sizeof (new->name));
205 DEBUG ("ProcessMatch: adding \"%s\" as criteria to process %s.", regexp, name);
206 new->re = (regex_t *) malloc (sizeof (regex_t));
209 ERROR ("processes plugin: ps_list_register: malloc failed.");
214 status = regcomp (new->re, regexp, REG_EXTENDED | REG_NOSUB);
217 DEBUG ("ProcessMatch: compiling the regular expression \"%s\" failed.", regexp);
225 ERROR ("processes plugin: ps_list_register: "
226 "Regular expression \"%s\" found in config "
227 "file, but support for regular expressions "
228 "has been dispabled at compile time.",
235 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
237 if (strcmp (ptr->name, name) == 0)
239 WARNING ("processes plugin: You have configured more "
240 "than one `Process' or "
241 "`ProcessMatch' with the same name. "
242 "All but the first setting will be "
249 if (ptr->next == NULL)
257 } /* void ps_list_register */
259 /* try to match name against entry, returns 1 if success */
260 static int ps_list_match (const char *name, const char *cmdline, procstat_t *ps)
269 if ((str == NULL) || (str[0] == 0))
272 assert (str != NULL);
274 status = regexec (ps->re, str,
283 if (strcmp (ps->name, name) == 0)
287 } /* int ps_list_match */
289 /* add process entry to 'instances' of process 'name' (or refresh it) */
290 static void ps_list_add (const char *name, const char *cmdline, procstat_entry_t *entry)
293 procstat_entry_t *pse;
298 for (ps = list_head_g; ps != NULL; ps = ps->next)
300 if ((ps_list_match (name, cmdline, ps)) == 0)
303 for (pse = ps->instances; pse != NULL; pse = pse->next)
304 if ((pse->id == entry->id) || (pse->next == NULL))
307 if ((pse == NULL) || (pse->id != entry->id))
309 procstat_entry_t *new;
311 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
314 memset (new, 0, sizeof (procstat_entry_t));
326 pse->num_proc = entry->num_proc;
327 pse->num_lwp = entry->num_lwp;
328 pse->vmem_size = entry->vmem_size;
329 pse->vmem_rss = entry->vmem_rss;
330 pse->stack_size = entry->stack_size;
332 ps->num_proc += pse->num_proc;
333 ps->num_lwp += pse->num_lwp;
334 ps->vmem_size += pse->vmem_size;
335 ps->vmem_rss += pse->vmem_rss;
336 ps->stack_size += pse->stack_size;
338 if ((entry->vmem_minflt_counter == 0)
339 && (entry->vmem_majflt_counter == 0))
341 pse->vmem_minflt_counter += entry->vmem_minflt;
342 pse->vmem_minflt = entry->vmem_minflt;
344 pse->vmem_majflt_counter += entry->vmem_majflt;
345 pse->vmem_majflt = entry->vmem_majflt;
349 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
351 pse->vmem_minflt = entry->vmem_minflt_counter
352 + (ULONG_MAX - pse->vmem_minflt_counter);
356 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
358 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
360 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
362 pse->vmem_majflt = entry->vmem_majflt_counter
363 + (ULONG_MAX - pse->vmem_majflt_counter);
367 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
369 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
372 ps->vmem_minflt_counter += pse->vmem_minflt;
373 ps->vmem_majflt_counter += pse->vmem_majflt;
375 if ((entry->cpu_user_counter == 0)
376 && (entry->cpu_system_counter == 0))
378 pse->cpu_user_counter += entry->cpu_user;
379 pse->cpu_user = entry->cpu_user;
381 pse->cpu_system_counter += entry->cpu_system;
382 pse->cpu_system = entry->cpu_system;
386 if (entry->cpu_user_counter < pse->cpu_user_counter)
388 pse->cpu_user = entry->cpu_user_counter
389 + (ULONG_MAX - pse->cpu_user_counter);
393 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
395 pse->cpu_user_counter = entry->cpu_user_counter;
397 if (entry->cpu_system_counter < pse->cpu_system_counter)
399 pse->cpu_system = entry->cpu_system_counter
400 + (ULONG_MAX - pse->cpu_system_counter);
404 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
406 pse->cpu_system_counter = entry->cpu_system_counter;
409 ps->cpu_user_counter += pse->cpu_user;
410 ps->cpu_system_counter += pse->cpu_system;
414 /* remove old entries from instances of processes in list_head_g */
415 static void ps_list_reset (void)
418 procstat_entry_t *pse;
419 procstat_entry_t *pse_prev;
421 for (ps = list_head_g; ps != NULL; ps = ps->next)
435 DEBUG ("Removing this procstat entry cause it's too old: "
436 "id = %lu; name = %s;",
439 if (pse_prev == NULL)
441 ps->instances = pse->next;
447 pse_prev->next = pse->next;
449 pse = pse_prev->next;
458 } /* while (pse != NULL) */
459 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
462 /* put all pre-defined 'Process' names from config to list_head_g tree */
463 static int ps_config (const char *key, const char *value)
465 if (strcasecmp (key, "Process") == 0)
467 ps_list_register (value, NULL);
469 else if (strcasecmp (key, "ProcessMatch") == 0)
475 new_val = strdup (value);
476 if (new_val == NULL) {
477 ERROR ("processes plugin: strdup failed when processing "
478 "`ProcessMatch %s'.", value);
482 fields_num = strsplit (new_val, fields,
483 STATIC_ARRAY_SIZE (fields));
486 ERROR ("processes plugin: `ProcessMatch' needs exactly "
487 "two string arguments.");
491 ps_list_register (fields[0], fields[1]);
496 ERROR ("processes plugin: The `%s' configuration option is not "
497 "understood and will be ignored.", key);
504 static int ps_init (void)
507 kern_return_t status;
509 port_host_self = mach_host_self ();
510 port_task_self = mach_task_self ();
512 if (pset_list != NULL)
514 vm_deallocate (port_task_self,
515 (vm_address_t) pset_list,
516 pset_list_len * sizeof (processor_set_t));
521 if ((status = host_processor_sets (port_host_self,
523 &pset_list_len)) != KERN_SUCCESS)
525 ERROR ("host_processor_sets failed: %s\n",
526 mach_error_string (status));
531 /* #endif HAVE_THREAD_INFO */
534 pagesize_g = sysconf(_SC_PAGESIZE);
535 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
536 pagesize_g, CONFIG_HZ);
537 /* #endif KERNEL_LINUX */
539 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
540 /* no initialization */
541 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
546 /* submit global state (e.g.: qty of zombies, running, etc..) */
547 static void ps_submit_state (const char *state, double value)
550 value_list_t vl = VALUE_LIST_INIT;
552 values[0].gauge = value;
556 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
557 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
558 sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
559 sstrncpy (vl.type, "ps_state", sizeof (vl.type));
560 sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
562 plugin_dispatch_values (&vl);
565 /* submit info about specific process (e.g.: memory taken, cpu usage, etc..) */
566 static void ps_submit_proc_list (procstat_t *ps)
569 value_list_t vl = VALUE_LIST_INIT;
573 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
574 sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
575 sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
577 sstrncpy (vl.type, "ps_vm", sizeof (vl.type));
578 vl.values[0].gauge = ps->vmem_size;
580 plugin_dispatch_values (&vl);
582 sstrncpy (vl.type, "ps_rss", sizeof (vl.type));
583 vl.values[0].gauge = ps->vmem_rss;
585 plugin_dispatch_values (&vl);
587 sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
588 vl.values[0].gauge = ps->stack_size;
590 plugin_dispatch_values (&vl);
592 sstrncpy (vl.type, "ps_cputime", sizeof (vl.type));
593 vl.values[0].counter = ps->cpu_user_counter;
594 vl.values[1].counter = ps->cpu_system_counter;
596 plugin_dispatch_values (&vl);
598 sstrncpy (vl.type, "ps_count", sizeof (vl.type));
599 vl.values[0].gauge = ps->num_proc;
600 vl.values[1].gauge = ps->num_lwp;
602 plugin_dispatch_values (&vl);
604 sstrncpy (vl.type, "ps_pagefaults", sizeof (vl.type));
605 vl.values[0].counter = ps->vmem_minflt_counter;
606 vl.values[1].counter = ps->vmem_majflt_counter;
608 plugin_dispatch_values (&vl);
610 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
611 "vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
612 "cpu_user_counter = %lu; cpu_system_counter = %lu;",
613 ps->name, ps->num_proc, ps->num_lwp, ps->vmem_rss,
614 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
615 ps->cpu_user_counter, ps->cpu_system_counter);
616 } /* void ps_submit_proc_list */
618 /* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
620 static int *ps_read_tasks (int pid)
623 int list_size = 1; /* size of allocated space, in elements */
624 int list_len = 0; /* number of currently used elements */
630 ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
632 if ((dh = opendir (dirname)) == NULL)
634 DEBUG ("Failed to open directory `%s'", dirname);
638 while ((ent = readdir (dh)) != NULL)
640 if (!isdigit (ent->d_name[0]))
643 if ((list_len + 1) >= list_size)
646 int new_size = 2 * list_size;
647 /* Comes in sizes: 2, 4, 8, 16, ... */
649 new_ptr = (int *) realloc (list, (size_t) (sizeof (int) * new_size));
654 ERROR ("processes plugin: "
655 "Failed to allocate more memory.");
660 list_size = new_size;
662 memset (list + list_len, 0, sizeof (int) * (list_size - list_len));
665 list[list_len] = atoi (ent->d_name);
666 if (list[list_len] != 0)
675 assert (list_len < list_size);
676 assert (list[list_len] == 0);
679 } /* int *ps_read_tasks */
681 int ps_read_process (int pid, procstat_t *ps, char *state)
695 long long unsigned cpu_user_counter;
696 long long unsigned cpu_system_counter;
697 long long unsigned vmem_size;
698 long long unsigned vmem_rss;
699 long long unsigned stack_size;
701 memset (ps, 0, sizeof (procstat_t));
703 ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
705 i = read_file_contents (filename, buffer, sizeof(buffer) - 1);
710 fields_len = strsplit (buffer, fields, 64);
713 DEBUG ("processes plugin: ps_read_process (pid = %i):"
714 " `%s' has only %i fields..",
715 (int) pid, filename, fields_len);
719 /* copy the name, strip brackets in the process */
720 name_len = strlen (fields[1]) - 2;
721 if ((fields[1][0] != '(') || (fields[1][name_len + 1] != ')'))
723 DEBUG ("No brackets found in process name: `%s'", fields[1]);
726 fields[1] = fields[1] + 1;
727 fields[1][name_len] = '\0';
728 strncpy (ps->name, fields[1], PROCSTAT_NAME_LEN);
730 ppid = atoi (fields[3]);
732 *state = fields[2][0];
739 else if ((tasks = ps_read_tasks (pid)) == NULL)
741 /* Kernel 2.4 or so */
749 for (i = 0; tasks[i] != 0; i++)
756 /* Leave the rest at zero if this is only a zombi */
757 if (ps->num_proc == 0)
759 DEBUG ("processes plugin: This is only a zombi: pid = %i; "
760 "name = %s;", pid, ps->name);
764 cpu_user_counter = atoll (fields[13]);
765 cpu_system_counter = atoll (fields[14]);
766 vmem_size = atoll (fields[22]);
767 vmem_rss = atoll (fields[23]);
768 ps->vmem_minflt_counter = atol (fields[9]);
769 ps->vmem_majflt_counter = atol (fields[11]);
772 unsigned long long stack_start = atoll (fields[27]);
773 unsigned long long stack_ptr = atoll (fields[28]);
775 stack_size = (stack_start > stack_ptr)
776 ? stack_start - stack_ptr
777 : stack_ptr - stack_start;
780 /* Convert jiffies to useconds */
781 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
782 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
783 vmem_rss = vmem_rss * pagesize_g;
785 ps->cpu_user_counter = (unsigned long) cpu_user_counter;
786 ps->cpu_system_counter = (unsigned long) cpu_system_counter;
787 ps->vmem_size = (unsigned long) vmem_size;
788 ps->vmem_rss = (unsigned long) vmem_rss;
789 ps->stack_size = (unsigned long) stack_size;
793 } /* int ps_read_process (...) */
795 static char *ps_get_cmdline (pid_t pid, char *name, char *buf, size_t buf_len)
805 if ((pid < 1) || (NULL == buf) || (buf_len < 2))
808 ssnprintf (file, sizeof (file), "/proc/%u/cmdline", pid);
810 fd = open (file, O_RDONLY);
813 WARNING ("processes plugin: Failed to open `%s': %s.", file,
814 sstrerror (errno, errbuf, sizeof (errbuf)));
826 status = read (fd, (void *)buf_ptr, len);
831 if ((EAGAIN == errno) || (EINTR == errno))
834 WARNING ("processes plugin: Failed to read from `%s': %s.", file,
835 sstrerror (errno, errbuf, sizeof (errbuf)));
855 /* cmdline not available; e.g. kernel thread, zombie */
859 ssnprintf (buf, buf_len, "[%s]", name);
863 assert (n <= buf_len);
870 /* remove trailing whitespace */
871 while ((n > 0) && (isspace (buf[n]) || ('\0' == buf[n]))) {
876 /* arguments are separated by '\0' in /proc/<pid>/cmdline */
883 } /* char *ps_get_cmdline (...) */
884 #endif /* KERNEL_LINUX */
887 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
891 struct kinfo_proc kp;
896 mib[2] = KERN_PROC_PID;
898 if (pid_for_task (t, pid) != KERN_SUCCESS)
902 kp_size = sizeof (kp);
903 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
906 if (name_max_len > (MAXCOMLEN + 1))
907 name_max_len = MAXCOMLEN + 1;
909 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
910 name[name_max_len - 1] = '\0';
912 DEBUG ("pid = %i; name = %s;", *pid, name);
914 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
915 * `top' does it, because it is a lot of work and only used when
916 * debugging. -octo */
920 #endif /* HAVE_THREAD_INFO */
921 /* ------- end of additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
923 /* do actual readings from kernel */
924 static int ps_read (void)
927 kern_return_t status;
930 processor_set_t port_pset_priv;
933 task_array_t task_list;
934 mach_msg_type_number_t task_list_len;
937 char task_name[MAXCOMLEN + 1];
940 thread_act_array_t thread_list;
941 mach_msg_type_number_t thread_list_len;
942 thread_basic_info_data_t thread_data;
943 mach_msg_type_number_t thread_data_len;
952 procstat_entry_t pse;
957 * The Mach-concept is a little different from the traditional UNIX
958 * concept: All the work is done in threads. Threads are contained in
959 * `tasks'. Therefore, `task status' doesn't make much sense, since
960 * it's actually a `thread status'.
961 * Tasks are assigned to sets of processors, so that's where you go to
964 for (pset = 0; pset < pset_list_len; pset++)
966 if ((status = host_processor_set_priv (port_host_self,
968 &port_pset_priv)) != KERN_SUCCESS)
970 ERROR ("host_processor_set_priv failed: %s\n",
971 mach_error_string (status));
975 if ((status = processor_set_tasks (port_pset_priv,
977 &task_list_len)) != KERN_SUCCESS)
979 ERROR ("processor_set_tasks failed: %s\n",
980 mach_error_string (status));
981 mach_port_deallocate (port_task_self, port_pset_priv);
985 for (task = 0; task < task_list_len; task++)
988 if (mach_get_task_name (task_list[task],
990 task_name, PROCSTAT_NAME_LEN) == 0)
992 /* search for at least one match */
993 for (ps = list_head_g; ps != NULL; ps = ps->next)
994 /* FIXME: cmdline should be here instead of NULL */
995 if (ps_list_match (task_name, NULL, ps) == 1)
999 /* Collect more detailed statistics for this process */
1002 task_basic_info_data_t task_basic_info;
1003 mach_msg_type_number_t task_basic_info_len;
1004 task_events_info_data_t task_events_info;
1005 mach_msg_type_number_t task_events_info_len;
1006 task_absolutetime_info_data_t task_absolutetime_info;
1007 mach_msg_type_number_t task_absolutetime_info_len;
1009 memset (&pse, '\0', sizeof (pse));
1012 task_basic_info_len = TASK_BASIC_INFO_COUNT;
1013 status = task_info (task_list[task],
1015 (task_info_t) &task_basic_info,
1016 &task_basic_info_len);
1017 if (status != KERN_SUCCESS)
1019 ERROR ("task_info failed: %s",
1020 mach_error_string (status));
1021 continue; /* with next thread_list */
1024 task_events_info_len = TASK_EVENTS_INFO_COUNT;
1025 status = task_info (task_list[task],
1027 (task_info_t) &task_events_info,
1028 &task_events_info_len);
1029 if (status != KERN_SUCCESS)
1031 ERROR ("task_info failed: %s",
1032 mach_error_string (status));
1033 continue; /* with next thread_list */
1036 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
1037 status = task_info (task_list[task],
1038 TASK_ABSOLUTETIME_INFO,
1039 (task_info_t) &task_absolutetime_info,
1040 &task_absolutetime_info_len);
1041 if (status != KERN_SUCCESS)
1043 ERROR ("task_info failed: %s",
1044 mach_error_string (status));
1045 continue; /* with next thread_list */
1049 pse.vmem_rss = task_basic_info.resident_size;
1051 pse.vmem_minflt_counter = task_events_info.cow_faults;
1052 pse.vmem_majflt_counter = task_events_info.faults;
1054 pse.cpu_user_counter = task_absolutetime_info.total_user;
1055 pse.cpu_system_counter = task_absolutetime_info.total_system;
1058 status = task_threads (task_list[task], &thread_list,
1060 if (status != KERN_SUCCESS)
1062 /* Apple's `top' treats this case a zombie. It
1063 * makes sense to some extend: A `zombie'
1064 * thread is nonsense, since the task/process
1067 DEBUG ("task_threads failed: %s",
1068 mach_error_string (status));
1069 if (task_list[task] != port_task_self)
1070 mach_port_deallocate (port_task_self,
1072 continue; /* with next task_list */
1075 for (thread = 0; thread < thread_list_len; thread++)
1077 thread_data_len = THREAD_BASIC_INFO_COUNT;
1078 status = thread_info (thread_list[thread],
1080 (thread_info_t) &thread_data,
1082 if (status != KERN_SUCCESS)
1084 ERROR ("thread_info failed: %s",
1085 mach_error_string (status));
1086 if (task_list[task] != port_task_self)
1087 mach_port_deallocate (port_task_self,
1088 thread_list[thread]);
1089 continue; /* with next thread_list */
1095 switch (thread_data.run_state)
1097 case TH_STATE_RUNNING:
1100 case TH_STATE_STOPPED:
1101 /* What exactly is `halted'? */
1102 case TH_STATE_HALTED:
1105 case TH_STATE_WAITING:
1108 case TH_STATE_UNINTERRUPTIBLE:
1111 /* There is no `zombie' case here,
1112 * since there are no zombie-threads.
1113 * There's only zombie tasks, which are
1116 WARNING ("Unknown thread status: %i",
1117 thread_data.run_state);
1119 } /* switch (thread_data.run_state) */
1121 if (task_list[task] != port_task_self)
1123 status = mach_port_deallocate (port_task_self,
1124 thread_list[thread]);
1125 if (status != KERN_SUCCESS)
1126 ERROR ("mach_port_deallocate failed: %s",
1127 mach_error_string (status));
1129 } /* for (thread_list) */
1131 if ((status = vm_deallocate (port_task_self,
1132 (vm_address_t) thread_list,
1133 thread_list_len * sizeof (thread_act_t)))
1136 ERROR ("vm_deallocate failed: %s",
1137 mach_error_string (status));
1140 thread_list_len = 0;
1142 /* Only deallocate the task port, if it isn't our own.
1143 * Don't know what would happen in that case, but this
1144 * is what Apple's top does.. ;) */
1145 if (task_list[task] != port_task_self)
1147 status = mach_port_deallocate (port_task_self,
1149 if (status != KERN_SUCCESS)
1150 ERROR ("mach_port_deallocate failed: %s",
1151 mach_error_string (status));
1155 /* FIXME: cmdline should be here instead of NULL */
1156 ps_list_add (task_name, NULL, &pse);
1157 } /* for (task_list) */
1159 if ((status = vm_deallocate (port_task_self,
1160 (vm_address_t) task_list,
1161 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1163 ERROR ("vm_deallocate failed: %s",
1164 mach_error_string (status));
1169 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1172 ERROR ("mach_port_deallocate failed: %s",
1173 mach_error_string (status));
1175 } /* for (pset_list) */
1177 ps_submit_state ("running", running);
1178 ps_submit_state ("sleeping", sleeping);
1179 ps_submit_state ("zombies", zombies);
1180 ps_submit_state ("stopped", stopped);
1181 ps_submit_state ("blocked", blocked);
1183 for (ps = list_head_g; ps != NULL; ps = ps->next)
1184 ps_submit_proc_list (ps);
1185 /* #endif HAVE_THREAD_INFO */
1199 char cmdline[ARG_MAX];
1203 procstat_entry_t pse;
1208 running = sleeping = zombies = stopped = paging = blocked = 0;
1211 if ((proc = opendir ("/proc")) == NULL)
1214 ERROR ("Cannot open `/proc': %s",
1215 sstrerror (errno, errbuf, sizeof (errbuf)));
1219 while ((ent = readdir (proc)) != NULL)
1221 if (!isdigit (ent->d_name[0]))
1224 if ((pid = atoi (ent->d_name)) < 1)
1227 status = ps_read_process (pid, &ps, &state);
1230 DEBUG ("ps_read_process failed: %i", status);
1237 pse.num_proc = ps.num_proc;
1238 pse.num_lwp = ps.num_lwp;
1239 pse.vmem_size = ps.vmem_size;
1240 pse.vmem_rss = ps.vmem_rss;
1241 pse.stack_size = ps.stack_size;
1243 pse.vmem_minflt = 0;
1244 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1245 pse.vmem_majflt = 0;
1246 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1249 pse.cpu_user_counter = ps.cpu_user_counter;
1251 pse.cpu_system_counter = ps.cpu_system_counter;
1255 case 'R': running++; break;
1256 case 'S': sleeping++; break;
1257 case 'D': blocked++; break;
1258 case 'Z': zombies++; break;
1259 case 'T': stopped++; break;
1260 case 'W': paging++; break;
1263 ps_list_add (ps.name,
1264 ps_get_cmdline (pid, ps.name, cmdline, sizeof (cmdline)),
1270 ps_submit_state ("running", running);
1271 ps_submit_state ("sleeping", sleeping);
1272 ps_submit_state ("zombies", zombies);
1273 ps_submit_state ("stopped", stopped);
1274 ps_submit_state ("paging", paging);
1275 ps_submit_state ("blocked", blocked);
1277 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1278 ps_submit_proc_list (ps_ptr);
1279 /* #endif KERNEL_LINUX */
1281 #elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD
1292 char cmdline[ARG_MAX];
1294 struct kinfo_proc *procs; /* array of processes */
1296 int count; /* returns number of processes */
1300 procstat_entry_t pse;
1304 /* Open the kvm interface, get a descriptor */
1305 kd = kvm_open (NULL, NULL, NULL, 0, errbuf);
1308 ERROR ("processes plugin: Cannot open kvm interface: %s",
1313 /* Get the list of processes. */
1314 procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
1318 ERROR ("processes plugin: Cannot get kvm processes list: %s",
1323 /* Iterate through the processes in kinfo_proc */
1324 for (i = 0; i < count; i++)
1326 /* retrieve the arguments */
1330 argv = kvm_getargv (kd, (const struct kinfo_proc *) &(procs[i]), 0);
1337 while (argv[argc] != NULL)
1340 status = strjoin (cmdline, sizeof (cmdline),
1345 WARNING ("processes plugin: Command line did "
1346 "not fit into buffer.");
1350 cmdline_ptr = &cmdline[0];
1354 pse.id = procs[i].ki_pid;
1358 pse.num_lwp = procs[i].ki_numthreads;
1360 pse.vmem_size = procs[i].ki_size;
1361 pse.vmem_rss = procs[i].ki_rssize * getpagesize();
1362 pse.stack_size = procs[i].ki_ssize * getpagesize();
1363 pse.vmem_minflt = 0;
1364 pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
1365 pse.vmem_majflt = 0;
1366 pse.vmem_majflt_counter = procs[i].ki_rusage.ru_majflt;
1369 pse.cpu_user_counter = procs[i].ki_rusage.ru_utime.tv_sec
1371 + procs[i].ki_rusage.ru_utime.tv_usec;
1373 pse.cpu_system_counter = procs[i].ki_rusage.ru_stime.tv_sec
1375 + procs[i].ki_rusage.ru_stime.tv_usec;
1377 switch (procs[i].ki_stat)
1379 case SSTOP: stopped++; break;
1380 case SSLEEP: sleeping++; break;
1381 case SRUN: running++; break;
1382 case SIDL: idle++; break;
1383 case SWAIT: wait++; break;
1384 case SLOCK: blocked++; break;
1385 case SZOMB: zombies++; break;
1388 ps_list_add (procs[i].ki_comm, cmdline_ptr, &pse);
1393 ps_submit_state ("running", running);
1394 ps_submit_state ("sleeping", sleeping);
1395 ps_submit_state ("zombies", zombies);
1396 ps_submit_state ("stopped", stopped);
1397 ps_submit_state ("blocked", blocked);
1398 ps_submit_state ("idle", idle);
1399 ps_submit_state ("wait", wait);
1401 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1402 ps_submit_proc_list (ps_ptr);
1403 #endif /* HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD */
1408 void module_register (void)
1410 plugin_register_config ("processes", ps_config,
1411 config_keys, config_keys_num);
1412 plugin_register_init ("processes", ps_init);
1413 plugin_register_read ("processes", ps_read);
1414 } /* void module_register */