* Copyright (C) 2009 Sebastian Harl
* Copyright (C) 2009 Andrés J. Díaz
* Copyright (C) 2009 Manuel Sanmartin
+ * Copyright (C) 2010 Clément Stenac
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Sebastian Harl <sh at tokkee.org>
* Andrés J. Díaz <ajdiaz at connectical.com>
* Manuel Sanmartin
+ * Clément Stenac <clement.stenac at diwi.org>
**/
#include "collectd.h"
# define ARG_MAX 4096
#endif
-#define BUFSIZE 256
-
static const char *config_keys[] =
{
"Process",
unsigned long num_lwp;
unsigned long vmem_size;
unsigned long vmem_rss;
+ unsigned long vmem_data;
+ unsigned long vmem_code;
unsigned long stack_size;
unsigned long vmem_minflt;
unsigned long cpu_system_counter;
/* io data */
- long io_rchar;
- long io_wchar;
- long io_syscr;
- long io_syscw;
+ derive_t io_rchar;
+ derive_t io_wchar;
+ derive_t io_syscr;
+ derive_t io_syscw;
struct procstat_entry_s *next;
} procstat_entry_t;
unsigned long num_lwp;
unsigned long vmem_size;
unsigned long vmem_rss;
+ unsigned long vmem_data;
+ unsigned long vmem_code;
unsigned long stack_size;
unsigned long vmem_minflt_counter;
unsigned long cpu_system_counter;
/* io data */
- long io_rchar;
- long io_wchar;
- long io_syscr;
- long io_syscw;
+ derive_t io_rchar;
+ derive_t io_wchar;
+ derive_t io_syscr;
+ derive_t io_syscw;
struct procstat *next;
struct procstat_entry_s *instances;
ERROR ("processes plugin: ps_list_register: "
"Regular expression \"%s\" found in config "
"file, but support for regular expressions "
- "has been dispabled at compile time.",
+ "has been disabled at compile time.",
regexp);
sfree (new);
return;
pse->num_lwp = entry->num_lwp;
pse->vmem_size = entry->vmem_size;
pse->vmem_rss = entry->vmem_rss;
+ pse->vmem_data = entry->vmem_data;
+ pse->vmem_code = entry->vmem_code;
pse->stack_size = entry->stack_size;
pse->io_rchar = entry->io_rchar;
pse->io_wchar = entry->io_wchar;
ps->num_lwp += pse->num_lwp;
ps->vmem_size += pse->vmem_size;
ps->vmem_rss += pse->vmem_rss;
+ ps->vmem_data += pse->vmem_data;
+ ps->vmem_code += pse->vmem_code;
ps->stack_size += pse->stack_size;
ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
ps->num_lwp = 0;
ps->vmem_size = 0;
ps->vmem_rss = 0;
+ ps->vmem_data = 0;
+ ps->vmem_code = 0;
ps->stack_size = 0;
ps->io_rchar = -1;
ps->io_wchar = -1;
vl.values_len = 1;
plugin_dispatch_values (&vl);
+ sstrncpy (vl.type, "ps_data", sizeof (vl.type));
+ vl.values[0].gauge = ps->vmem_data;
+ vl.values_len = 1;
+ plugin_dispatch_values (&vl);
+
+ sstrncpy (vl.type, "ps_code", sizeof (vl.type));
+ vl.values[0].gauge = ps->vmem_code;
+ vl.values_len = 1;
+ plugin_dispatch_values (&vl);
+
sstrncpy (vl.type, "ps_stacksize", sizeof (vl.type));
vl.values[0].gauge = ps->stack_size;
vl.values_len = 1;
if ( (ps->io_rchar != -1) && (ps->io_wchar != -1) )
{
sstrncpy (vl.type, "ps_disk_octets", sizeof (vl.type));
- vl.values[0].counter = ps->io_rchar;
- vl.values[1].counter = ps->io_wchar;
+ vl.values[0].derive = ps->io_rchar;
+ vl.values[1].derive = ps->io_wchar;
vl.values_len = 2;
plugin_dispatch_values (&vl);
}
if ( (ps->io_syscr != -1) && (ps->io_syscw != -1) )
{
sstrncpy (vl.type, "ps_disk_ops", sizeof (vl.type));
- vl.values[0].counter = ps->io_syscr;
- vl.values[1].counter = ps->io_syscw;
+ vl.values[0].derive = ps->io_syscr;
+ vl.values[1].derive = ps->io_syscw;
vl.values_len = 2;
plugin_dispatch_values (&vl);
}
- DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
+ DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; "
+ "vmem_size = %lu; vmem_rss = %lu; vmem_data = %lu; "
+ "vmem_code = %lu; "
"vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
"cpu_user_counter = %lu; cpu_system_counter = %lu; "
- "io_rchar = %ld; io_wchar = %ld; "
- "io_syscr = %ld; io_syscw = %ld;",
- ps->name, ps->num_proc, ps->num_lwp, ps->vmem_rss,
+ "io_rchar = %"PRIi64"; io_wchar = %"PRIi64"; "
+ "io_syscr = %"PRIi64"; io_syscw = %"PRIi64";",
+ ps->name, ps->num_proc, ps->num_lwp,
+ ps->vmem_size, ps->vmem_rss,
+ ps->vmem_data, ps->vmem_code,
ps->vmem_minflt_counter, ps->vmem_majflt_counter,
ps->cpu_user_counter, ps->cpu_system_counter,
ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
return ((count >= 1) ? count : 1);
} /* int *ps_read_tasks */
+/* Read advanced virtual memory data from /proc/pid/status */
+static procstat_t *ps_read_vmem (int pid, procstat_t *ps)
+{
+ FILE *fh;
+ char buffer[1024];
+ char filename[64];
+ unsigned long long lib = 0;
+ unsigned long long exe = 0;
+ unsigned long long data = 0;
+ char *fields[8];
+ int numfields;
+
+ ssnprintf (filename, sizeof (filename), "/proc/%i/status", pid);
+ if ((fh = fopen (filename, "r")) == NULL)
+ return (NULL);
+
+ while (fgets (buffer, sizeof(buffer), fh) != NULL)
+ {
+ long long tmp;
+ char *endptr;
+
+ if (strncmp (buffer, "Vm", 2) != 0)
+ continue;
+
+ numfields = strsplit (buffer, fields,
+ STATIC_ARRAY_SIZE (fields));
+
+ if (numfields < 2)
+ continue;
+
+ errno = 0;
+ endptr = NULL;
+ tmp = strtoll (fields[1], &endptr, /* base = */ 10);
+ if ((errno == 0) && (endptr != fields[1]))
+ {
+ if (strncmp (buffer, "VmData", 6) == 0)
+ {
+ data = tmp;
+ }
+ else if (strncmp (buffer, "VmLib", 5) == 0)
+ {
+ lib = tmp;
+ }
+ else if (strncmp(buffer, "VmExe", 5) == 0)
+ {
+ exe = tmp;
+ }
+ }
+ } /* while (fgets) */
+
+ if (fclose (fh))
+ {
+ char errbuf[1024];
+ WARNING ("processes: fclose: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ }
+
+ ps->vmem_data = data * 1024;
+ ps->vmem_code = (exe + lib) * 1024;
+
+ return (ps);
+} /* procstat_t *ps_read_vmem */
+
static procstat_t *ps_read_io (int pid, procstat_t *ps)
{
FILE *fh;
if ((fh = fopen (filename, "r")) == NULL)
return (NULL);
- while (fgets (buffer, 1024, fh) != NULL)
+ while (fgets (buffer, sizeof (buffer), fh) != NULL)
{
- long *val = NULL;
+ derive_t *val = NULL;
+ long long tmp;
+ char *endptr;
if (strncasecmp (buffer, "rchar:", 6) == 0)
val = &(ps->io_rchar);
else
continue;
- numfields = strsplit (buffer, fields, 8);
+ numfields = strsplit (buffer, fields,
+ STATIC_ARRAY_SIZE (fields));
if (numfields < 2)
continue;
- *val = atol (fields[1]);
- }
+ errno = 0;
+ endptr = NULL;
+ tmp = strtoll (fields[1], &endptr, /* base = */ 10);
+ if ((errno != 0) || (endptr == fields[1]))
+ *val = -1;
+ else
+ *val = (derive_t) tmp;
+ } /* while (fgets) */
if (fclose (fh))
{
int i;
- int ppid;
int name_len;
long long unsigned cpu_user_counter;
return (-1);
buffer[i] = 0;
- fields_len = strsplit (buffer, fields, 64);
+ fields_len = strsplit (buffer, fields, STATIC_ARRAY_SIZE (fields));
if (fields_len < 24)
{
DEBUG ("processes plugin: ps_read_process (pid = %i):"
fields[1][name_len] = '\0';
strncpy (ps->name, fields[1], PROCSTAT_NAME_LEN);
- ppid = atoi (fields[3]);
*state = fields[2][0];
cpu_system_counter = cpu_system_counter * 1000000 / CONFIG_HZ;
vmem_rss = vmem_rss * pagesize_g;
+ if ( (ps_read_vmem(pid, ps)) == NULL)
+ {
+ /* No VMem data */
+ ps->vmem_data = -1;
+ ps->vmem_code = -1;
+ DEBUG("ps_read_process: did not get vmem data for pid %i",pid);
+ }
+
ps->cpu_user_counter = (unsigned long) cpu_user_counter;
ps->cpu_system_counter = (unsigned long) cpu_system_counter;
ps->vmem_size = (unsigned long) vmem_size;
if ((pid < 1) || (NULL == buf) || (buf_len < 2))
return NULL;
- ssnprintf (file, sizeof (file), "/proc/%u/cmdline", pid);
+ ssnprintf (file, sizeof (file), "/proc/%u/cmdline",
+ (unsigned int) pid);
+ errno = 0;
fd = open (file, O_RDONLY);
if (fd < 0) {
char errbuf[4096];
- WARNING ("processes plugin: Failed to open `%s': %s.", file,
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ /* ENOENT means the process exited while we were handling it.
+ * Don't complain about this, it only fills the logs. */
+ if (errno != ENOENT)
+ WARNING ("processes plugin: Failed to open `%s': %s.", file,
+ sstrerror (errno, errbuf, sizeof (errbuf)));
return NULL;
}
status = read (fd, (void *)buf_ptr, len);
if (status < 0) {
- char errbuf[4096];
+ char errbuf[1024];
if ((EAGAIN == errno) || (EINTR == errno))
continue;
errno = 0;
endptr = NULL;
- result = strtoul(fields[1], &endptr, 10);
+ result = strtoul(fields[1], &endptr, /* base = */ 10);
if ((endptr == fields[1]) || (errno != 0)) {
ERROR ("processes plugin: Cannot parse fork rate: %s",
fields[1]);
}
pse.num_proc++;
+ pse.vmem_size = task_basic_info.virtual_size;
pse.vmem_rss = task_basic_info.resident_size;
+ /* Does not seem to be easily exposed */
+ pse.vmem_data = 0;
+ pse.vmem_code = 0;
pse.vmem_minflt_counter = task_events_info.cow_faults;
pse.vmem_majflt_counter = task_events_info.faults;
pse.num_lwp = ps.num_lwp;
pse.vmem_size = ps.vmem_size;
pse.vmem_rss = ps.vmem_rss;
+ pse.vmem_data = ps.vmem_data;
+ pse.vmem_code = ps.vmem_code;
pse.stack_size = ps.stack_size;
pse.vmem_minflt = 0;
procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count);
if (procs == NULL)
{
- kvm_close (kd);
ERROR ("processes plugin: Cannot get kvm processes list: %s",
kvm_geterr(kd));
+ kvm_close (kd);
return (0);
}
pse.vmem_size = procs[i].ki_size;
pse.vmem_rss = procs[i].ki_rssize * getpagesize();
+ pse.vmem_data = procs[i].ki_dsize * getpagesize();
+ pse.vmem_code = procs[i].ki_tsize * getpagesize();
pse.stack_size = procs[i].ki_ssize * getpagesize();
pse.vmem_minflt = 0;
pse.vmem_minflt_counter = procs[i].ki_rusage.ru_minflt;
pse.vmem_size = procentry[i].pi_tsize + procentry[i].pi_dvm * pagesize;
pse.vmem_rss = (procentry[i].pi_drss + procentry[i].pi_trss) * pagesize;
+ /* Not supported */
+ pse.vmem_data = 0;
+ pse.vmem_code = 0;
pse.stack_size = 0;
+ pse.io_rchar = -1;
+ pse.io_wchar = -1;
+ pse.io_syscr = -1;
+ pse.io_syscw = -1;
+
ps_list_add (cmdline, cargs, &pse);
} /* for (i = 0 .. nprocs) */
projects / collectd.git / blobdiff