2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006 Florian Forster (Mach code)
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 * Lyonel Vincent <lyonel at ezix.org>
22 * Florian octo Forster <octo at verplant.org>
28 #include "utils_debug.h"
29 #include "configfile.h"
31 /* Include header files for the mach system, if they exist.. */
33 # if HAVE_MACH_MACH_INIT_H
34 # include <mach/mach_init.h>
36 # if HAVE_MACH_HOST_PRIV_H
37 # include <mach/host_priv.h>
39 # if HAVE_MACH_MACH_ERROR_H
40 # include <mach/mach_error.h>
42 # if HAVE_MACH_MACH_HOST_H
43 # include <mach/mach_host.h>
45 # if HAVE_MACH_MACH_PORT_H
46 # include <mach/mach_port.h>
48 # if HAVE_MACH_MACH_TYPES_H
49 # include <mach/mach_types.h>
51 # if HAVE_MACH_MESSAGE_H
52 # include <mach/message.h>
54 # if HAVE_MACH_PROCESSOR_SET_H
55 # include <mach/processor_set.h>
58 # include <mach/task.h>
60 # if HAVE_MACH_THREAD_ACT_H
61 # include <mach/thread_act.h>
63 # if HAVE_MACH_VM_REGION_H
64 # include <mach/vm_region.h>
66 # if HAVE_MACH_VM_MAP_H
67 # include <mach/vm_map.h>
69 # if HAVE_MACH_VM_PROT_H
70 # include <mach/vm_prot.h>
72 # if HAVE_SYS_SYSCTL_H
73 # include <sys/sysctl.h>
75 /* #endif HAVE_THREAD_INFO */
78 # if HAVE_LINUX_CONFIG_H
79 # include <linux/config.h>
82 # define CONFIG_HZ 100
84 #endif /* KERNEL_LINUX */
86 #define MODULE_NAME "processes"
88 #if HAVE_THREAD_INFO || KERNEL_LINUX
89 # define PROCESSES_HAVE_READ 1
91 # define PROCESSES_HAVE_READ 0
96 static char *processes_file = "processes.rrd";
97 static char *processes_ds_def[] =
99 "DS:running:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
100 "DS:sleeping:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
101 "DS:zombies:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
102 "DS:stopped:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
103 "DS:paging:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
104 "DS:blocked:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
107 static int processes_ds_num = 6;
109 static char *ps_rss_file = "processes/ps_rss-%s.rrd";
110 static char *ps_rss_ds_def[] =
113 "DS:byte:GAUGE:"COLLECTD_HEARTBEAT":0:9223372036854775807",
116 static int ps_rss_ds_num = 1;
118 static char *ps_cputime_file = "processes/ps_cputime-%s.rrd";
119 static char *ps_cputime_ds_def[] =
121 /* 1 second in user-mode per second ought to be enough.. */
122 "DS:user:COUNTER:"COLLECTD_HEARTBEAT":0:1000000",
123 "DS:syst:COUNTER:"COLLECTD_HEARTBEAT":0:1000000",
126 static int ps_cputime_ds_num = 2;
128 static char *ps_count_file = "processes/ps_count-%s.rrd";
129 static char *ps_count_ds_def[] =
131 "DS:processes:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
132 "DS:threads:GAUGE:"COLLECTD_HEARTBEAT":0:65535",
135 static int ps_count_ds_num = 2;
137 static char *ps_pagefaults_file = "processes/ps_pagefaults-%s.rrd";
138 static char *ps_pagefaults_ds_def[] =
141 "DS:minflt:COUNTER:"COLLECTD_HEARTBEAT":0:9223372036854775807",
142 "DS:majflt:COUNTER:"COLLECTD_HEARTBEAT":0:9223372036854775807",
145 static int ps_pagefaults_ds_num = 2;
147 #if HAVE_THREAD_INFO | KERNEL_LINUX
148 static char *config_keys[] =
153 static int config_keys_num = 1;
156 typedef struct procstat_entry_s
161 unsigned long num_proc;
162 unsigned long num_lwp;
163 unsigned long vmem_rss;
165 unsigned long vmem_minflt;
166 unsigned long vmem_majflt;
167 unsigned long vmem_minflt_counter;
168 unsigned long vmem_majflt_counter;
170 unsigned long cpu_user;
171 unsigned long cpu_system;
172 unsigned long cpu_user_counter;
173 unsigned long cpu_system_counter;
175 struct procstat_entry_s *next;
178 #define PROCSTAT_NAME_LEN 256
179 typedef struct procstat
181 char name[PROCSTAT_NAME_LEN];
183 unsigned long num_proc;
184 unsigned long num_lwp;
185 unsigned long vmem_rss;
187 unsigned long vmem_minflt_counter;
188 unsigned long vmem_majflt_counter;
190 unsigned long cpu_user_counter;
191 unsigned long cpu_system_counter;
193 struct procstat *next;
194 struct procstat_entry_s *instances;
197 #if HAVE_THREAD_INFO | KERNEL_LINUX
198 static procstat_t *list_head_g = NULL;
202 static mach_port_t port_host_self;
203 static mach_port_t port_task_self;
205 static processor_set_name_array_t pset_list;
206 static mach_msg_type_number_t pset_list_len;
207 /* #endif HAVE_THREAD_INFO */
210 static long pagesize_g;
211 #endif /* KERNEL_LINUX */
213 #if HAVE_THREAD_INFO | KERNEL_LINUX
214 static void ps_list_register (const char *name)
219 if ((new = (procstat_t *) malloc (sizeof (procstat_t))) == NULL)
221 memset (new, 0, sizeof (procstat_t));
222 strncpy (new->name, name, PROCSTAT_NAME_LEN);
224 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
226 if (strcmp (ptr->name, name) == 0)
228 if (ptr->next == NULL)
238 static procstat_t *ps_list_search (const char *name)
242 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
243 if (strcmp (ptr->name, name) == 0)
249 static void ps_list_add (const char *name, procstat_entry_t *entry)
252 procstat_entry_t *pse;
257 if ((ps = ps_list_search (name)) == NULL)
260 for (pse = ps->instances; pse != NULL; pse = pse->next)
261 if ((pse->id == entry->id) || (pse->next == NULL))
264 if ((pse == NULL) || (pse->id != entry->id))
266 procstat_entry_t *new;
268 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
271 memset (new, 0, sizeof (procstat_entry_t));
283 pse->num_proc = entry->num_proc;
284 pse->num_lwp = entry->num_lwp;
285 pse->vmem_rss = entry->vmem_rss;
287 ps->num_proc += pse->num_proc;
288 ps->num_lwp += pse->num_lwp;
289 ps->vmem_rss += pse->vmem_rss;
291 if ((entry->vmem_minflt_counter == 0)
292 && (entry->vmem_majflt_counter == 0))
294 pse->vmem_minflt_counter += entry->vmem_minflt;
295 pse->vmem_minflt = entry->vmem_minflt;
297 pse->vmem_majflt_counter += entry->vmem_majflt;
298 pse->vmem_majflt = entry->vmem_majflt;
302 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
304 pse->vmem_minflt = entry->vmem_minflt_counter
305 + (ULONG_MAX - pse->vmem_minflt_counter);
309 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
311 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
313 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
315 pse->vmem_majflt = entry->vmem_majflt_counter
316 + (ULONG_MAX - pse->vmem_majflt_counter);
320 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
322 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
325 ps->vmem_minflt_counter += pse->vmem_minflt;
326 ps->vmem_majflt_counter += pse->vmem_majflt;
328 if ((entry->cpu_user_counter == 0)
329 && (entry->cpu_system_counter == 0))
331 pse->cpu_user_counter += entry->cpu_user;
332 pse->cpu_user = entry->cpu_user;
334 pse->cpu_system_counter += entry->cpu_system;
335 pse->cpu_system = entry->cpu_system;
339 if (entry->cpu_user_counter < pse->cpu_user_counter)
341 pse->cpu_user = entry->cpu_user_counter
342 + (ULONG_MAX - pse->cpu_user_counter);
346 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
348 pse->cpu_user_counter = entry->cpu_user_counter;
350 if (entry->cpu_system_counter < pse->cpu_system_counter)
352 pse->cpu_system = entry->cpu_system_counter
353 + (ULONG_MAX - pse->cpu_system_counter);
357 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
359 pse->cpu_system_counter = entry->cpu_system_counter;
362 ps->cpu_user_counter += pse->cpu_user;
363 ps->cpu_system_counter += pse->cpu_system;
366 static void ps_list_reset (void)
369 procstat_entry_t *pse;
370 procstat_entry_t *pse_prev;
372 for (ps = list_head_g; ps != NULL; ps = ps->next)
384 DBG ("Removing this procstat entry cause it's too old: "
385 "id = %lu; name = %s;",
388 if (pse_prev == NULL)
390 ps->instances = pse->next;
396 pse_prev->next = pse->next;
398 pse = pse_prev->next;
407 } /* while (pse != NULL) */
408 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
411 static int ps_config (char *key, char *value)
413 if (strcasecmp (key, "Process") == 0)
415 ps_list_register (value);
424 #endif /* HAVE_THREAD_INFO | KERNEL_LINUX */
426 static void ps_init (void)
429 kern_return_t status;
431 port_host_self = mach_host_self ();
432 port_task_self = mach_task_self ();
434 if (pset_list != NULL)
436 vm_deallocate (port_task_self,
437 (vm_address_t) pset_list,
438 pset_list_len * sizeof (processor_set_t));
443 if ((status = host_processor_sets (port_host_self,
445 &pset_list_len)) != KERN_SUCCESS)
447 syslog (LOG_ERR, "host_processor_sets failed: %s\n",
448 mach_error_string (status));
453 /* #endif HAVE_THREAD_INFO */
456 pagesize_g = sysconf(_SC_PAGESIZE);
457 DBG ("pagesize_g = %li; CONFIG_HZ = %i;",
458 pagesize_g, CONFIG_HZ);
459 #endif /* KERNEL_LINUX */
464 static void ps_write (char *host, char *inst, char *val)
466 rrd_update_file (host, processes_file, val,
467 processes_ds_def, processes_ds_num);
470 static void ps_rss_write (char *host, char *inst, char *val)
475 status = snprintf (filename, 256, ps_rss_file, inst);
476 if ((status < 1) || (status >= 256))
479 rrd_update_file (host, filename, val, ps_rss_ds_def, ps_rss_ds_num);
482 static void ps_cputime_write (char *host, char *inst, char *val)
487 status = snprintf (filename, 256, ps_cputime_file, inst);
488 if ((status < 1) || (status >= 256))
491 DBG ("host = %s; filename = %s; val = %s;",
492 host, filename, val);
493 rrd_update_file (host, filename, val,
494 ps_cputime_ds_def, ps_cputime_ds_num);
497 static void ps_count_write (char *host, char *inst, char *val)
502 status = snprintf (filename, 256, ps_count_file, inst);
503 if ((status < 1) || (status >= 256))
506 DBG ("host = %s; filename = %s; val = %s;",
507 host, filename, val);
508 rrd_update_file (host, filename, val,
509 ps_count_ds_def, ps_count_ds_num);
512 static void ps_pagefaults_write (char *host, char *inst, char *val)
517 status = snprintf (filename, 256, ps_pagefaults_file, inst);
518 if ((status < 1) || (status >= 256))
521 DBG ("host = %s; filename = %s; val = %s;",
522 host, filename, val);
523 rrd_update_file (host, filename, val,
524 ps_pagefaults_ds_def, ps_pagefaults_ds_num);
527 #if PROCESSES_HAVE_READ
528 static void ps_submit (int running,
537 if (snprintf (buf, BUFSIZE, "%u:%i:%i:%i:%i:%i:%i",
538 (unsigned int) curtime,
539 running, sleeping, zombies, stopped, paging,
543 DBG ("running = %i; sleeping = %i; zombies = %i; stopped = %i; paging = %i; blocked = %i;",
544 running, sleeping, zombies, stopped, paging, blocked);
546 plugin_submit (MODULE_NAME, "-", buf);
549 static void ps_submit_proc_list (procstat_t *ps)
556 snprintf (buffer, 64, "%u:%lu",
557 (unsigned int) curtime,
560 plugin_submit ("ps_rss", ps->name, buffer);
562 snprintf (buffer, 64, "%u:%u:%u",
563 (unsigned int) curtime,
564 /* Make the counter overflow */
565 (unsigned int) (ps->cpu_user_counter & 0xFFFFFFFF),
566 (unsigned int) (ps->cpu_system_counter & 0xFFFFFFFF));
568 plugin_submit ("ps_cputime", ps->name, buffer);
570 snprintf (buffer, 64, "%u:%lu:%lu",
571 (unsigned int) curtime,
572 ps->num_proc, ps->num_lwp);
574 plugin_submit ("ps_count", ps->name, buffer);
576 snprintf (buffer, 64, "%u:%lu:%lu",
577 (unsigned int) curtime,
578 ps->vmem_minflt_counter, ps->vmem_majflt_counter);
580 plugin_submit ("ps_pagefaults", ps->name, buffer);
582 DBG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
583 "vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
584 "cpu_user_counter = %lu; cpu_system_counter = %lu;",
585 ps->name, ps->num_proc, ps->num_lwp, ps->vmem_rss,
586 ps->vmem_minflt_counter, ps->vmem_majflt_counter, ps->cpu_user_counter,
587 ps->cpu_system_counter);
592 static int *ps_read_tasks (int pid)
595 int list_size = 1; /* size of allocated space, in elements */
596 int list_len = 0; /* number of currently used elements */
602 snprintf (dirname, 64, "/proc/%i/task", pid);
605 if ((dh = opendir (dirname)) == NULL)
607 DBG ("Failed to open directory `%s'", dirname);
611 while ((ent = readdir (dh)) != NULL)
613 if (!isdigit (ent->d_name[0]))
616 if ((list_len + 1) >= list_size)
619 int new_size = 2 * list_size;
620 /* Comes in sizes: 2, 4, 8, 16, ... */
622 new_ptr = (int *) realloc (list, (size_t) (sizeof (int) * new_size));
627 syslog (LOG_ERR, "processes plugin: "
628 "Failed to allocate more memory.");
633 list_size = new_size;
635 memset (list + list_len, 0, sizeof (int) * (list_size - list_len));
638 list[list_len] = atoi (ent->d_name);
639 if (list[list_len] != 0)
648 assert (list_len < list_size);
649 assert (list[list_len] == 0);
652 } /* int *ps_read_tasks */
654 int ps_read_process (int pid, procstat_t *ps, char *state)
669 long long unsigned cpu_user_counter;
670 long long unsigned cpu_system_counter;
671 long long unsigned vmem_rss;
673 memset (ps, 0, sizeof (procstat_t));
675 snprintf (filename, 64, "/proc/%i/stat", pid);
678 if ((fh = fopen (filename, "r")) == NULL)
681 if (fgets (buffer, 1024, fh) == NULL)
689 fields_len = strsplit (buffer, fields, 64);
692 DBG ("`%s' has only %i fields..",
693 filename, fields_len);
696 else if (fields_len != 41)
698 DBG ("WARNING: (fields_len = %i) != 41", fields_len);
701 /* copy the name, strip brackets in the process */
702 name_len = strlen (fields[1]) - 2;
703 if ((fields[1][0] != '(') || (fields[1][name_len + 1] != ')'))
705 DBG ("No brackets found in process name: `%s'", fields[1]);
708 fields[1] = fields[1] + 1;
709 fields[1][name_len] = '\0';
710 strncpy (ps->name, fields[1], PROCSTAT_NAME_LEN);
712 ppid = atoi (fields[3]);
714 *state = fields[2][0];
721 else if ((tasks = ps_read_tasks (pid)) == NULL)
723 /* Kernel 2.4 or so */
731 for (i = 0; tasks[i] != 0; i++)
738 /* Leave the rest at zero if this is only a zombi */
739 if (ps->num_proc == 0)
741 DBG ("This is only a zombi: pid = %i; name = %s;",
746 cpu_user_counter = atoll (fields[13]);
747 cpu_system_counter = atoll (fields[14]);
748 vmem_rss = atoll (fields[23]);
749 ps->vmem_minflt_counter = atol (fields[9]);
750 ps->vmem_majflt_counter = atol (fields[11]);
752 /* Convert jiffies to useconds */
753 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
754 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
755 vmem_rss = vmem_rss * pagesize_g;
757 ps->cpu_user_counter = (unsigned long) cpu_user_counter;
758 ps->cpu_system_counter = (unsigned long) cpu_system_counter;
759 ps->vmem_rss = (unsigned long) vmem_rss;
763 } /* int ps_read_process (...) */
764 #endif /* KERNEL_LINUX */
767 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
771 struct kinfo_proc kp;
776 mib[2] = KERN_PROC_PID;
778 if (pid_for_task (t, pid) != KERN_SUCCESS)
782 kp_size = sizeof (kp);
783 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
786 if (name_max_len > (MAXCOMLEN + 1))
787 name_max_len = MAXCOMLEN + 1;
789 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
790 name[name_max_len - 1] = '\0';
792 DBG ("pid = %i; name = %s;", *pid, name);
794 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
795 * `top' does it, because it is a lot of work and only used when
796 * debugging. -octo */
800 #endif /* HAVE_THREAD_INFO */
802 static void ps_read (void)
805 kern_return_t status;
808 processor_set_t port_pset_priv;
811 task_array_t task_list;
812 mach_msg_type_number_t task_list_len;
815 char task_name[MAXCOMLEN + 1];
818 thread_act_array_t thread_list;
819 mach_msg_type_number_t thread_list_len;
820 thread_basic_info_data_t thread_data;
821 mach_msg_type_number_t thread_data_len;
830 procstat_entry_t pse;
835 * The Mach-concept is a little different from the traditional UNIX
836 * concept: All the work is done in threads. Threads are contained in
837 * `tasks'. Therefore, `task status' doesn't make much sense, since
838 * it's actually a `thread status'.
839 * Tasks are assigned to sets of processors, so that's where you go to
842 for (pset = 0; pset < pset_list_len; pset++)
844 if ((status = host_processor_set_priv (port_host_self,
846 &port_pset_priv)) != KERN_SUCCESS)
848 syslog (LOG_ERR, "host_processor_set_priv failed: %s\n",
849 mach_error_string (status));
853 if ((status = processor_set_tasks (port_pset_priv,
855 &task_list_len)) != KERN_SUCCESS)
857 syslog (LOG_ERR, "processor_set_tasks failed: %s\n",
858 mach_error_string (status));
859 mach_port_deallocate (port_task_self, port_pset_priv);
863 for (task = 0; task < task_list_len; task++)
866 if (mach_get_task_name (task_list[task],
868 task_name, PROCSTAT_NAME_LEN) == 0)
869 ps = ps_list_search (task_name);
871 /* Collect more detailed statistics for this process */
874 task_basic_info_data_t task_basic_info;
875 mach_msg_type_number_t task_basic_info_len;
876 task_events_info_data_t task_events_info;
877 mach_msg_type_number_t task_events_info_len;
878 task_absolutetime_info_data_t task_absolutetime_info;
879 mach_msg_type_number_t task_absolutetime_info_len;
881 memset (&pse, '\0', sizeof (pse));
884 task_basic_info_len = TASK_BASIC_INFO_COUNT;
885 status = task_info (task_list[task],
887 (task_info_t) &task_basic_info,
888 &task_basic_info_len);
889 if (status != KERN_SUCCESS)
891 syslog (LOG_ERR, "task_info failed: %s",
892 mach_error_string (status));
893 continue; /* with next thread_list */
896 task_events_info_len = TASK_EVENTS_INFO_COUNT;
897 status = task_info (task_list[task],
899 (task_info_t) &task_events_info,
900 &task_events_info_len);
901 if (status != KERN_SUCCESS)
903 syslog (LOG_ERR, "task_info failed: %s",
904 mach_error_string (status));
905 continue; /* with next thread_list */
908 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
909 status = task_info (task_list[task],
910 TASK_ABSOLUTETIME_INFO,
911 (task_info_t) &task_absolutetime_info,
912 &task_absolutetime_info_len);
913 if (status != KERN_SUCCESS)
915 syslog (LOG_ERR, "task_info failed: %s",
916 mach_error_string (status));
917 continue; /* with next thread_list */
921 pse.vmem_rss = task_basic_info.resident_size;
923 pse.vmem_minflt_counter = task_events_info.cow_faults;
924 pse.vmem_majflt_counter = task_events_info.faults;
926 pse.cpu_user_counter = task_absolutetime_info.total_user;
927 pse.cpu_system_counter = task_absolutetime_info.total_system;
930 status = task_threads (task_list[task], &thread_list,
932 if (status != KERN_SUCCESS)
934 /* Apple's `top' treats this case a zombie. It
935 * makes sense to some extend: A `zombie'
936 * thread is nonsense, since the task/process
939 DBG ("task_threads failed: %s",
940 mach_error_string (status));
941 if (task_list[task] != port_task_self)
942 mach_port_deallocate (port_task_self,
944 continue; /* with next task_list */
947 for (thread = 0; thread < thread_list_len; thread++)
949 thread_data_len = THREAD_BASIC_INFO_COUNT;
950 status = thread_info (thread_list[thread],
952 (thread_info_t) &thread_data,
954 if (status != KERN_SUCCESS)
956 syslog (LOG_ERR, "thread_info failed: %s",
957 mach_error_string (status));
958 if (task_list[task] != port_task_self)
959 mach_port_deallocate (port_task_self,
960 thread_list[thread]);
961 continue; /* with next thread_list */
967 switch (thread_data.run_state)
969 case TH_STATE_RUNNING:
972 case TH_STATE_STOPPED:
973 /* What exactly is `halted'? */
974 case TH_STATE_HALTED:
977 case TH_STATE_WAITING:
980 case TH_STATE_UNINTERRUPTIBLE:
983 /* There is no `zombie' case here,
984 * since there are no zombie-threads.
985 * There's only zombie tasks, which are
989 "Unknown thread status: %s",
990 thread_data.run_state);
992 } /* switch (thread_data.run_state) */
994 if (task_list[task] != port_task_self)
996 status = mach_port_deallocate (port_task_self,
997 thread_list[thread]);
998 if (status != KERN_SUCCESS)
999 syslog (LOG_ERR, "mach_port_deallocate failed: %s",
1000 mach_error_string (status));
1002 } /* for (thread_list) */
1004 if ((status = vm_deallocate (port_task_self,
1005 (vm_address_t) thread_list,
1006 thread_list_len * sizeof (thread_act_t)))
1009 syslog (LOG_ERR, "vm_deallocate failed: %s",
1010 mach_error_string (status));
1013 thread_list_len = 0;
1015 /* Only deallocate the task port, if it isn't our own.
1016 * Don't know what would happen in that case, but this
1017 * is what Apple's top does.. ;) */
1018 if (task_list[task] != port_task_self)
1020 status = mach_port_deallocate (port_task_self,
1022 if (status != KERN_SUCCESS)
1023 syslog (LOG_ERR, "mach_port_deallocate failed: %s",
1024 mach_error_string (status));
1028 ps_list_add (task_name, &pse);
1029 } /* for (task_list) */
1031 if ((status = vm_deallocate (port_task_self,
1032 (vm_address_t) task_list,
1033 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
1035 syslog (LOG_ERR, "vm_deallocate failed: %s",
1036 mach_error_string (status));
1041 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
1044 syslog (LOG_ERR, "mach_port_deallocate failed: %s",
1045 mach_error_string (status));
1047 } /* for (pset_list) */
1049 ps_submit (running, sleeping, zombies, stopped, -1, blocked);
1051 for (ps = list_head_g; ps != NULL; ps = ps->next)
1052 ps_submit_proc_list (ps);
1053 /* #endif HAVE_THREAD_INFO */
1069 procstat_entry_t pse;
1074 running = sleeping = zombies = stopped = paging = blocked = 0;
1077 if ((proc = opendir ("/proc")) == NULL)
1079 syslog (LOG_ERR, "Cannot open `/proc': %s", strerror (errno));
1083 while ((ent = readdir (proc)) != NULL)
1085 if (!isdigit (ent->d_name[0]))
1088 if ((pid = atoi (ent->d_name)) < 1)
1091 status = ps_read_process (pid, &ps, &state);
1094 DBG ("ps_read_process failed: %i", status);
1101 pse.num_proc = ps.num_proc;
1102 pse.num_lwp = ps.num_lwp;
1103 pse.vmem_rss = ps.vmem_rss;
1105 pse.vmem_minflt = 0;
1106 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
1107 pse.vmem_majflt = 0;
1108 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
1111 pse.cpu_user_counter = ps.cpu_user_counter;
1113 pse.cpu_system_counter = ps.cpu_system_counter;
1117 case 'R': running++; break;
1118 case 'S': sleeping++; break;
1119 case 'D': blocked++; break;
1120 case 'Z': zombies++; break;
1121 case 'T': stopped++; break;
1122 case 'W': paging++; break;
1125 ps_list_add (ps.name, &pse);
1130 ps_submit (running, sleeping, zombies, stopped, paging, blocked);
1132 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1133 ps_submit_proc_list (ps_ptr);
1134 #endif /* KERNEL_LINUX */
1137 # define ps_read NULL
1138 #endif /* PROCESSES_HAVE_READ */
1140 void module_register (void)
1142 plugin_register (MODULE_NAME, ps_init, ps_read, ps_write);
1143 plugin_register ("ps_rss", NULL, NULL, ps_rss_write);
1144 plugin_register ("ps_cputime", NULL, NULL, ps_cputime_write);
1145 plugin_register ("ps_count", NULL, NULL, ps_count_write);
1146 plugin_register ("ps_pagefaults", NULL, NULL, ps_pagefaults_write);
1147 #if HAVE_THREAD_INFO | KERNEL_LINUX
1148 cf_register (MODULE_NAME, ps_config, config_keys, config_keys_num);