2 * collectd - src/processes.c
3 * Copyright (C) 2005 Lyonel Vincent
4 * Copyright (C) 2006-2007 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 "configfile.h"
30 /* Include header files for the mach system, if they exist.. */
32 # if HAVE_MACH_MACH_INIT_H
33 # include <mach/mach_init.h>
35 # if HAVE_MACH_HOST_PRIV_H
36 # include <mach/host_priv.h>
38 # if HAVE_MACH_MACH_ERROR_H
39 # include <mach/mach_error.h>
41 # if HAVE_MACH_MACH_HOST_H
42 # include <mach/mach_host.h>
44 # if HAVE_MACH_MACH_PORT_H
45 # include <mach/mach_port.h>
47 # if HAVE_MACH_MACH_TYPES_H
48 # include <mach/mach_types.h>
50 # if HAVE_MACH_MESSAGE_H
51 # include <mach/message.h>
53 # if HAVE_MACH_PROCESSOR_SET_H
54 # include <mach/processor_set.h>
57 # include <mach/task.h>
59 # if HAVE_MACH_THREAD_ACT_H
60 # include <mach/thread_act.h>
62 # if HAVE_MACH_VM_REGION_H
63 # include <mach/vm_region.h>
65 # if HAVE_MACH_VM_MAP_H
66 # include <mach/vm_map.h>
68 # if HAVE_MACH_VM_PROT_H
69 # include <mach/vm_prot.h>
71 # if HAVE_SYS_SYSCTL_H
72 # include <sys/sysctl.h>
74 /* #endif HAVE_THREAD_INFO */
77 # if HAVE_LINUX_CONFIG_H
78 # include <linux/config.h>
81 # define CONFIG_HZ 100
83 #endif /* KERNEL_LINUX */
85 #define MODULE_NAME "processes"
87 #if HAVE_THREAD_INFO || KERNEL_LINUX
88 # define PROCESSES_HAVE_READ 1
90 # define PROCESSES_HAVE_READ 0
95 #if PROCESSES_HAVE_READ
96 #if HAVE_THREAD_INFO | KERNEL_LINUX
97 static const char *config_keys[] =
102 static int config_keys_num = 1;
105 typedef struct procstat_entry_s
110 unsigned long num_proc;
111 unsigned long num_lwp;
112 unsigned long vmem_rss;
114 unsigned long vmem_minflt;
115 unsigned long vmem_majflt;
116 unsigned long vmem_minflt_counter;
117 unsigned long vmem_majflt_counter;
119 unsigned long cpu_user;
120 unsigned long cpu_system;
121 unsigned long cpu_user_counter;
122 unsigned long cpu_system_counter;
124 struct procstat_entry_s *next;
127 #define PROCSTAT_NAME_LEN 256
128 typedef struct procstat
130 char name[PROCSTAT_NAME_LEN];
132 unsigned long num_proc;
133 unsigned long num_lwp;
134 unsigned long vmem_rss;
136 unsigned long vmem_minflt_counter;
137 unsigned long vmem_majflt_counter;
139 unsigned long cpu_user_counter;
140 unsigned long cpu_system_counter;
142 struct procstat *next;
143 struct procstat_entry_s *instances;
146 #if HAVE_THREAD_INFO | KERNEL_LINUX
147 static procstat_t *list_head_g = NULL;
151 static mach_port_t port_host_self;
152 static mach_port_t port_task_self;
154 static processor_set_name_array_t pset_list;
155 static mach_msg_type_number_t pset_list_len;
156 /* #endif HAVE_THREAD_INFO */
159 static long pagesize_g;
160 #endif /* KERNEL_LINUX */
162 #if HAVE_THREAD_INFO | KERNEL_LINUX
163 static void ps_list_register (const char *name)
168 if ((new = (procstat_t *) malloc (sizeof (procstat_t))) == NULL)
170 memset (new, 0, sizeof (procstat_t));
171 strncpy (new->name, name, PROCSTAT_NAME_LEN);
173 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
175 if (strcmp (ptr->name, name) == 0)
177 if (ptr->next == NULL)
187 static procstat_t *ps_list_search (const char *name)
191 for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
192 if (strcmp (ptr->name, name) == 0)
198 static void ps_list_add (const char *name, procstat_entry_t *entry)
201 procstat_entry_t *pse;
206 if ((ps = ps_list_search (name)) == NULL)
209 for (pse = ps->instances; pse != NULL; pse = pse->next)
210 if ((pse->id == entry->id) || (pse->next == NULL))
213 if ((pse == NULL) || (pse->id != entry->id))
215 procstat_entry_t *new;
217 new = (procstat_entry_t *) malloc (sizeof (procstat_entry_t));
220 memset (new, 0, sizeof (procstat_entry_t));
232 pse->num_proc = entry->num_proc;
233 pse->num_lwp = entry->num_lwp;
234 pse->vmem_rss = entry->vmem_rss;
236 ps->num_proc += pse->num_proc;
237 ps->num_lwp += pse->num_lwp;
238 ps->vmem_rss += pse->vmem_rss;
240 if ((entry->vmem_minflt_counter == 0)
241 && (entry->vmem_majflt_counter == 0))
243 pse->vmem_minflt_counter += entry->vmem_minflt;
244 pse->vmem_minflt = entry->vmem_minflt;
246 pse->vmem_majflt_counter += entry->vmem_majflt;
247 pse->vmem_majflt = entry->vmem_majflt;
251 if (entry->vmem_minflt_counter < pse->vmem_minflt_counter)
253 pse->vmem_minflt = entry->vmem_minflt_counter
254 + (ULONG_MAX - pse->vmem_minflt_counter);
258 pse->vmem_minflt = entry->vmem_minflt_counter - pse->vmem_minflt_counter;
260 pse->vmem_minflt_counter = entry->vmem_minflt_counter;
262 if (entry->vmem_majflt_counter < pse->vmem_majflt_counter)
264 pse->vmem_majflt = entry->vmem_majflt_counter
265 + (ULONG_MAX - pse->vmem_majflt_counter);
269 pse->vmem_majflt = entry->vmem_majflt_counter - pse->vmem_majflt_counter;
271 pse->vmem_majflt_counter = entry->vmem_majflt_counter;
274 ps->vmem_minflt_counter += pse->vmem_minflt;
275 ps->vmem_majflt_counter += pse->vmem_majflt;
277 if ((entry->cpu_user_counter == 0)
278 && (entry->cpu_system_counter == 0))
280 pse->cpu_user_counter += entry->cpu_user;
281 pse->cpu_user = entry->cpu_user;
283 pse->cpu_system_counter += entry->cpu_system;
284 pse->cpu_system = entry->cpu_system;
288 if (entry->cpu_user_counter < pse->cpu_user_counter)
290 pse->cpu_user = entry->cpu_user_counter
291 + (ULONG_MAX - pse->cpu_user_counter);
295 pse->cpu_user = entry->cpu_user_counter - pse->cpu_user_counter;
297 pse->cpu_user_counter = entry->cpu_user_counter;
299 if (entry->cpu_system_counter < pse->cpu_system_counter)
301 pse->cpu_system = entry->cpu_system_counter
302 + (ULONG_MAX - pse->cpu_system_counter);
306 pse->cpu_system = entry->cpu_system_counter - pse->cpu_system_counter;
308 pse->cpu_system_counter = entry->cpu_system_counter;
311 ps->cpu_user_counter += pse->cpu_user;
312 ps->cpu_system_counter += pse->cpu_system;
315 static void ps_list_reset (void)
318 procstat_entry_t *pse;
319 procstat_entry_t *pse_prev;
321 for (ps = list_head_g; ps != NULL; ps = ps->next)
333 DEBUG ("Removing this procstat entry cause it's too old: "
334 "id = %lu; name = %s;",
337 if (pse_prev == NULL)
339 ps->instances = pse->next;
345 pse_prev->next = pse->next;
347 pse = pse_prev->next;
356 } /* while (pse != NULL) */
357 } /* for (ps = list_head_g; ps != NULL; ps = ps->next) */
360 static int ps_config (const char *key, const char *value)
362 if (strcasecmp (key, "Process") == 0)
364 ps_list_register (value);
373 #endif /* HAVE_THREAD_INFO | KERNEL_LINUX */
375 static int ps_init (void)
378 kern_return_t status;
380 port_host_self = mach_host_self ();
381 port_task_self = mach_task_self ();
383 if (pset_list != NULL)
385 vm_deallocate (port_task_self,
386 (vm_address_t) pset_list,
387 pset_list_len * sizeof (processor_set_t));
392 if ((status = host_processor_sets (port_host_self,
394 &pset_list_len)) != KERN_SUCCESS)
396 ERROR ("host_processor_sets failed: %s\n",
397 mach_error_string (status));
402 /* #endif HAVE_THREAD_INFO */
405 pagesize_g = sysconf(_SC_PAGESIZE);
406 DEBUG ("pagesize_g = %li; CONFIG_HZ = %i;",
407 pagesize_g, CONFIG_HZ);
408 #endif /* KERNEL_LINUX */
413 static void ps_submit_state (const char *state, double value)
416 value_list_t vl = VALUE_LIST_INIT;
418 values[0].gauge = value;
422 vl.time = time (NULL);
423 strcpy (vl.host, hostname_g);
424 strcpy (vl.plugin, "processes");
425 strcpy (vl.plugin_instance, "");
426 strncpy (vl.type_instance, state, sizeof (vl.type_instance));
428 plugin_dispatch_values ("ps_state", &vl);
431 static void ps_submit_proc_list (procstat_t *ps)
434 value_list_t vl = VALUE_LIST_INIT;
438 vl.time = time (NULL);
439 strcpy (vl.host, hostname_g);
440 strcpy (vl.plugin, "processes");
441 strncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
443 vl.values[0].gauge = ps->vmem_rss;
445 plugin_dispatch_values ("ps_rss", &vl);
447 vl.values[0].counter = ps->cpu_user_counter;
448 vl.values[1].counter = ps->cpu_system_counter;
450 plugin_dispatch_values ("ps_cputime", &vl);
452 vl.values[0].gauge = ps->num_proc;
453 vl.values[1].gauge = ps->num_lwp;
455 plugin_dispatch_values ("ps_count", &vl);
457 vl.values[0].counter = ps->vmem_minflt_counter;
458 vl.values[1].counter = ps->vmem_majflt_counter;
460 plugin_dispatch_values ("ps_pagefaults", &vl);
462 DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
463 "vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
464 "cpu_user_counter = %lu; cpu_system_counter = %lu;",
465 ps->name, ps->num_proc, ps->num_lwp, ps->vmem_rss,
466 ps->vmem_minflt_counter, ps->vmem_majflt_counter,
467 ps->cpu_user_counter, ps->cpu_system_counter);
468 } /* void ps_submit_proc_list */
471 static int *ps_read_tasks (int pid)
474 int list_size = 1; /* size of allocated space, in elements */
475 int list_len = 0; /* number of currently used elements */
481 snprintf (dirname, 64, "/proc/%i/task", pid);
484 if ((dh = opendir (dirname)) == NULL)
486 DEBUG ("Failed to open directory `%s'", dirname);
490 while ((ent = readdir (dh)) != NULL)
492 if (!isdigit (ent->d_name[0]))
495 if ((list_len + 1) >= list_size)
498 int new_size = 2 * list_size;
499 /* Comes in sizes: 2, 4, 8, 16, ... */
501 new_ptr = (int *) realloc (list, (size_t) (sizeof (int) * new_size));
506 ERROR ("processes plugin: "
507 "Failed to allocate more memory.");
512 list_size = new_size;
514 memset (list + list_len, 0, sizeof (int) * (list_size - list_len));
517 list[list_len] = atoi (ent->d_name);
518 if (list[list_len] != 0)
527 assert (list_len < list_size);
528 assert (list[list_len] == 0);
531 } /* int *ps_read_tasks */
533 int ps_read_process (int pid, procstat_t *ps, char *state)
548 long long unsigned cpu_user_counter;
549 long long unsigned cpu_system_counter;
550 long long unsigned vmem_rss;
552 memset (ps, 0, sizeof (procstat_t));
554 snprintf (filename, 64, "/proc/%i/stat", pid);
557 if ((fh = fopen (filename, "r")) == NULL)
560 if (fgets (buffer, 1024, fh) == NULL)
568 fields_len = strsplit (buffer, fields, 64);
571 DEBUG ("processes plugin: ps_read_process (pid = %i):"
572 " `%s' has only %i fields..",
573 (int) pid, filename, fields_len);
577 /* copy the name, strip brackets in the process */
578 name_len = strlen (fields[1]) - 2;
579 if ((fields[1][0] != '(') || (fields[1][name_len + 1] != ')'))
581 DEBUG ("No brackets found in process name: `%s'", fields[1]);
584 fields[1] = fields[1] + 1;
585 fields[1][name_len] = '\0';
586 strncpy (ps->name, fields[1], PROCSTAT_NAME_LEN);
588 ppid = atoi (fields[3]);
590 *state = fields[2][0];
597 else if ((tasks = ps_read_tasks (pid)) == NULL)
599 /* Kernel 2.4 or so */
607 for (i = 0; tasks[i] != 0; i++)
614 /* Leave the rest at zero if this is only a zombi */
615 if (ps->num_proc == 0)
617 DEBUG ("This is only a zombi: pid = %i; name = %s;",
622 cpu_user_counter = atoll (fields[13]);
623 cpu_system_counter = atoll (fields[14]);
624 vmem_rss = atoll (fields[23]);
625 ps->vmem_minflt_counter = atol (fields[9]);
626 ps->vmem_majflt_counter = atol (fields[11]);
628 /* Convert jiffies to useconds */
629 cpu_user_counter = cpu_user_counter * 1000000 / CONFIG_HZ;
630 cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
631 vmem_rss = vmem_rss * pagesize_g;
633 ps->cpu_user_counter = (unsigned long) cpu_user_counter;
634 ps->cpu_system_counter = (unsigned long) cpu_system_counter;
635 ps->vmem_rss = (unsigned long) vmem_rss;
639 } /* int ps_read_process (...) */
640 #endif /* KERNEL_LINUX */
643 static int mach_get_task_name (task_t t, int *pid, char *name, size_t name_max_len)
647 struct kinfo_proc kp;
652 mib[2] = KERN_PROC_PID;
654 if (pid_for_task (t, pid) != KERN_SUCCESS)
658 kp_size = sizeof (kp);
659 if (sysctl (mib, 4, &kp, &kp_size, NULL, 0) != 0)
662 if (name_max_len > (MAXCOMLEN + 1))
663 name_max_len = MAXCOMLEN + 1;
665 strncpy (name, kp.kp_proc.p_comm, name_max_len - 1);
666 name[name_max_len - 1] = '\0';
668 DEBUG ("pid = %i; name = %s;", *pid, name);
670 /* We don't do the special handling for `p_comm == "LaunchCFMApp"' as
671 * `top' does it, because it is a lot of work and only used when
672 * debugging. -octo */
676 #endif /* HAVE_THREAD_INFO */
678 static int ps_read (void)
681 kern_return_t status;
684 processor_set_t port_pset_priv;
687 task_array_t task_list;
688 mach_msg_type_number_t task_list_len;
691 char task_name[MAXCOMLEN + 1];
694 thread_act_array_t thread_list;
695 mach_msg_type_number_t thread_list_len;
696 thread_basic_info_data_t thread_data;
697 mach_msg_type_number_t thread_data_len;
706 procstat_entry_t pse;
711 * The Mach-concept is a little different from the traditional UNIX
712 * concept: All the work is done in threads. Threads are contained in
713 * `tasks'. Therefore, `task status' doesn't make much sense, since
714 * it's actually a `thread status'.
715 * Tasks are assigned to sets of processors, so that's where you go to
718 for (pset = 0; pset < pset_list_len; pset++)
720 if ((status = host_processor_set_priv (port_host_self,
722 &port_pset_priv)) != KERN_SUCCESS)
724 ERROR ("host_processor_set_priv failed: %s\n",
725 mach_error_string (status));
729 if ((status = processor_set_tasks (port_pset_priv,
731 &task_list_len)) != KERN_SUCCESS)
733 ERROR ("processor_set_tasks failed: %s\n",
734 mach_error_string (status));
735 mach_port_deallocate (port_task_self, port_pset_priv);
739 for (task = 0; task < task_list_len; task++)
742 if (mach_get_task_name (task_list[task],
744 task_name, PROCSTAT_NAME_LEN) == 0)
745 ps = ps_list_search (task_name);
747 /* Collect more detailed statistics for this process */
750 task_basic_info_data_t task_basic_info;
751 mach_msg_type_number_t task_basic_info_len;
752 task_events_info_data_t task_events_info;
753 mach_msg_type_number_t task_events_info_len;
754 task_absolutetime_info_data_t task_absolutetime_info;
755 mach_msg_type_number_t task_absolutetime_info_len;
757 memset (&pse, '\0', sizeof (pse));
760 task_basic_info_len = TASK_BASIC_INFO_COUNT;
761 status = task_info (task_list[task],
763 (task_info_t) &task_basic_info,
764 &task_basic_info_len);
765 if (status != KERN_SUCCESS)
767 ERROR ("task_info failed: %s",
768 mach_error_string (status));
769 continue; /* with next thread_list */
772 task_events_info_len = TASK_EVENTS_INFO_COUNT;
773 status = task_info (task_list[task],
775 (task_info_t) &task_events_info,
776 &task_events_info_len);
777 if (status != KERN_SUCCESS)
779 ERROR ("task_info failed: %s",
780 mach_error_string (status));
781 continue; /* with next thread_list */
784 task_absolutetime_info_len = TASK_ABSOLUTETIME_INFO_COUNT;
785 status = task_info (task_list[task],
786 TASK_ABSOLUTETIME_INFO,
787 (task_info_t) &task_absolutetime_info,
788 &task_absolutetime_info_len);
789 if (status != KERN_SUCCESS)
791 ERROR ("task_info failed: %s",
792 mach_error_string (status));
793 continue; /* with next thread_list */
797 pse.vmem_rss = task_basic_info.resident_size;
799 pse.vmem_minflt_counter = task_events_info.cow_faults;
800 pse.vmem_majflt_counter = task_events_info.faults;
802 pse.cpu_user_counter = task_absolutetime_info.total_user;
803 pse.cpu_system_counter = task_absolutetime_info.total_system;
806 status = task_threads (task_list[task], &thread_list,
808 if (status != KERN_SUCCESS)
810 /* Apple's `top' treats this case a zombie. It
811 * makes sense to some extend: A `zombie'
812 * thread is nonsense, since the task/process
815 DEBUG ("task_threads failed: %s",
816 mach_error_string (status));
817 if (task_list[task] != port_task_self)
818 mach_port_deallocate (port_task_self,
820 continue; /* with next task_list */
823 for (thread = 0; thread < thread_list_len; thread++)
825 thread_data_len = THREAD_BASIC_INFO_COUNT;
826 status = thread_info (thread_list[thread],
828 (thread_info_t) &thread_data,
830 if (status != KERN_SUCCESS)
832 ERROR ("thread_info failed: %s",
833 mach_error_string (status));
834 if (task_list[task] != port_task_self)
835 mach_port_deallocate (port_task_self,
836 thread_list[thread]);
837 continue; /* with next thread_list */
843 switch (thread_data.run_state)
845 case TH_STATE_RUNNING:
848 case TH_STATE_STOPPED:
849 /* What exactly is `halted'? */
850 case TH_STATE_HALTED:
853 case TH_STATE_WAITING:
856 case TH_STATE_UNINTERRUPTIBLE:
859 /* There is no `zombie' case here,
860 * since there are no zombie-threads.
861 * There's only zombie tasks, which are
864 WARNING ("Unknown thread status: %s",
865 thread_data.run_state);
867 } /* switch (thread_data.run_state) */
869 if (task_list[task] != port_task_self)
871 status = mach_port_deallocate (port_task_self,
872 thread_list[thread]);
873 if (status != KERN_SUCCESS)
874 ERROR ("mach_port_deallocate failed: %s",
875 mach_error_string (status));
877 } /* for (thread_list) */
879 if ((status = vm_deallocate (port_task_self,
880 (vm_address_t) thread_list,
881 thread_list_len * sizeof (thread_act_t)))
884 ERROR ("vm_deallocate failed: %s",
885 mach_error_string (status));
890 /* Only deallocate the task port, if it isn't our own.
891 * Don't know what would happen in that case, but this
892 * is what Apple's top does.. ;) */
893 if (task_list[task] != port_task_self)
895 status = mach_port_deallocate (port_task_self,
897 if (status != KERN_SUCCESS)
898 ERROR ("mach_port_deallocate failed: %s",
899 mach_error_string (status));
903 ps_list_add (task_name, &pse);
904 } /* for (task_list) */
906 if ((status = vm_deallocate (port_task_self,
907 (vm_address_t) task_list,
908 task_list_len * sizeof (task_t))) != KERN_SUCCESS)
910 ERROR ("vm_deallocate failed: %s",
911 mach_error_string (status));
916 if ((status = mach_port_deallocate (port_task_self, port_pset_priv))
919 ERROR ("mach_port_deallocate failed: %s",
920 mach_error_string (status));
922 } /* for (pset_list) */
924 ps_submit_state ("running", running);
925 ps_submit_state ("sleeping", sleeping);
926 ps_submit_state ("zombies", zombies);
927 ps_submit_state ("stopped", stopped);
928 ps_submit_state ("blocked", blocked);
930 for (ps = list_head_g; ps != NULL; ps = ps->next)
931 ps_submit_proc_list (ps);
932 /* #endif HAVE_THREAD_INFO */
948 procstat_entry_t pse;
953 running = sleeping = zombies = stopped = paging = blocked = 0;
956 if ((proc = opendir ("/proc")) == NULL)
959 ERROR ("Cannot open `/proc': %s",
960 sstrerror (errno, errbuf, sizeof (errbuf)));
964 while ((ent = readdir (proc)) != NULL)
966 if (!isdigit (ent->d_name[0]))
969 if ((pid = atoi (ent->d_name)) < 1)
972 status = ps_read_process (pid, &ps, &state);
975 DEBUG ("ps_read_process failed: %i", status);
982 pse.num_proc = ps.num_proc;
983 pse.num_lwp = ps.num_lwp;
984 pse.vmem_rss = ps.vmem_rss;
987 pse.vmem_minflt_counter = ps.vmem_minflt_counter;
989 pse.vmem_majflt_counter = ps.vmem_majflt_counter;
992 pse.cpu_user_counter = ps.cpu_user_counter;
994 pse.cpu_system_counter = ps.cpu_system_counter;
998 case 'R': running++; break;
999 case 'S': sleeping++; break;
1000 case 'D': blocked++; break;
1001 case 'Z': zombies++; break;
1002 case 'T': stopped++; break;
1003 case 'W': paging++; break;
1006 ps_list_add (ps.name, &pse);
1011 ps_submit_state ("running", running);
1012 ps_submit_state ("sleeping", sleeping);
1013 ps_submit_state ("zombies", zombies);
1014 ps_submit_state ("stopped", stopped);
1015 ps_submit_state ("paging", paging);
1016 ps_submit_state ("blocked", blocked);
1018 for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
1019 ps_submit_proc_list (ps_ptr);
1020 #endif /* KERNEL_LINUX */
1024 #endif /* PROCESSES_HAVE_READ */
1026 void module_register (void)
1028 #if PROCESSES_HAVE_READ
1029 #if HAVE_THREAD_INFO | KERNEL_LINUX
1030 plugin_register_config ("processes", ps_config,
1031 config_keys, config_keys_num);
1033 plugin_register_init ("processes", ps_init);
1034 plugin_register_read ("processes", ps_read);
1035 #endif /* PROCESSES_HAVE_READ */
1036 } /* void module_register */