unsigned long cpu_user_counter;
unsigned long cpu_system_counter;
+ /* io data */
+ long io_rchar;
+ long io_wchar;
+ long io_syscr;
+ long io_syscw;
+
struct procstat_entry_s *next;
} procstat_entry_t;
unsigned long cpu_user_counter;
unsigned long cpu_system_counter;
+ /* io data */
+ long io_rchar;
+ long io_wchar;
+ long io_syscr;
+ long io_syscw;
+
struct procstat *next;
struct procstat_entry_s *instances;
} procstat_t;
pse->vmem_size = entry->vmem_size;
pse->vmem_rss = entry->vmem_rss;
pse->stack_size = entry->stack_size;
+ pse->io_rchar = entry->io_rchar;
+ pse->io_wchar = entry->io_wchar;
+ pse->io_syscr = entry->io_syscr;
+ pse->io_syscw = entry->io_syscw;
ps->num_proc += pse->num_proc;
ps->num_lwp += pse->num_lwp;
ps->vmem_rss += pse->vmem_rss;
ps->stack_size += pse->stack_size;
+ ps->io_rchar += ((pse->io_rchar == -1)?0:pse->io_rchar);
+ ps->io_wchar += ((pse->io_wchar == -1)?0:pse->io_wchar);
+ ps->io_syscr += ((pse->io_syscr == -1)?0:pse->io_syscr);
+ ps->io_syscw += ((pse->io_syscw == -1)?0:pse->io_syscw);
+
if ((entry->vmem_minflt_counter == 0)
&& (entry->vmem_majflt_counter == 0))
{
ps->vmem_size = 0;
ps->vmem_rss = 0;
ps->stack_size = 0;
+ ps->io_rchar = -1;
+ ps->io_wchar = -1;
+ ps->io_syscr = -1;
+ ps->io_syscw = -1;
pse_prev = NULL;
pse = ps->instances;
vl.values_len = 2;
plugin_dispatch_values (&vl);
+ 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_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_len = 2;
+ plugin_dispatch_values (&vl);
+ }
+
DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
"vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
- "cpu_user_counter = %lu; cpu_system_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,
ps->vmem_minflt_counter, ps->vmem_majflt_counter,
- ps->cpu_user_counter, ps->cpu_system_counter);
+ ps->cpu_user_counter, ps->cpu_system_counter,
+ ps->io_rchar, ps->io_wchar, ps->io_syscr, ps->io_syscw);
} /* void ps_submit_proc_list */
/* ------- additional functions for KERNEL_LINUX/HAVE_THREAD_INFO ------- */
return ((count >= 1) ? count : 1);
} /* int *ps_read_tasks */
+static procstat_t *ps_read_io (int pid, procstat_t *ps)
+{
+ FILE *fh;
+ char buffer[1024];
+ char filename[64];
+
+ char *fields[8];
+ int numfields;
+
+ ssnprintf (filename, sizeof (filename), "/proc/%i/io", pid);
+ if ((fh = fopen (filename, "r")) == NULL)
+ return (NULL);
+
+ while (fgets (buffer, 1024, fh) != NULL)
+ {
+ long *val = NULL;
+
+ if (strncasecmp (buffer, "rchar:", 6) == 0)
+ val = &(ps->io_rchar);
+ else if (strncasecmp (buffer, "wchar:", 6) == 0)
+ val = &(ps->io_wchar);
+ else if (strncasecmp (buffer, "syscr:", 6) == 0)
+ val = &(ps->io_syscr);
+ else if (strncasecmp (buffer, "syscw:", 6) == 0)
+ val = &(ps->io_syscw);
+ else
+ continue;
+
+ numfields = strsplit (buffer, fields, 8);
+
+ if (numfields < 2)
+ continue;
+
+ *val = atol (fields[1]);
+ }
+
+ if (fclose (fh))
+ {
+ char errbuf[1024];
+ WARNING ("processes: fclose: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ }
+
+ return (ps);
+} /* procstat_t *ps_read_io */
+
int ps_read_process (int pid, procstat_t *ps, char *state)
{
char filename[64];
ps->vmem_rss = (unsigned long) vmem_rss;
ps->stack_size = (unsigned long) stack_size;
+ if ( (ps_read_io (pid, ps)) == NULL)
+ {
+ /* no io data */
+ ps->io_rchar = -1;
+ ps->io_wchar = -1;
+ ps->io_syscr = -1;
+ ps->io_syscw = -1;
+
+ DEBUG("ps_read_process: not get io data for pid %i",pid);
+ }
+
/* success */
return (0);
} /* int ps_read_process (...) */
}
return buf;
} /* char *ps_get_cmdline (...) */
+
+static unsigned long read_fork_rate ()
+{
+ FILE *proc_stat;
+ char buf[1024];
+ unsigned long result = 0;
+ int numfields;
+ char *fields[3];
+
+ proc_stat = fopen("/proc/stat", "r");
+ if (proc_stat == NULL) {
+ char errbuf[1024];
+ ERROR ("processes plugin: fopen (/proc/stat) failed: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ return ULONG_MAX;
+ }
+
+ while (fgets (buf, sizeof(buf), proc_stat) != NULL)
+ {
+ char *endptr;
+
+ numfields = strsplit(buf, fields, STATIC_ARRAY_SIZE (fields));
+ if (numfields != 2)
+ continue;
+
+ if (strcmp ("processes", fields[0]) != 0)
+ continue;
+
+ errno = 0;
+ endptr = NULL;
+ result = strtoul(fields[1], &endptr, 10);
+ if ((endptr == fields[1]) || (errno != 0)) {
+ ERROR ("processes plugin: Cannot parse fork rate: %s",
+ fields[1]);
+ result = ULONG_MAX;
+ break;
+ }
+
+ break;
+ }
+
+ fclose(proc_stat);
+
+ return result;
+}
+
+static void ps_submit_fork_rate (unsigned long value)
+{
+ value_t values[1];
+ value_list_t vl = VALUE_LIST_INIT;
+
+ values[0].derive = (derive_t) value;
+
+ vl.values = values;
+ vl.values_len = 1;
+ sstrncpy (vl.host, hostname_g, sizeof (vl.host));
+ sstrncpy (vl.plugin, "processes", sizeof (vl.plugin));
+ sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
+ sstrncpy (vl.type, "fork_rate", sizeof (vl.type));
+ sstrncpy (vl.type_instance, "", sizeof (vl.type_instance));
+
+ plugin_dispatch_values (&vl);
+}
+
#endif /* KERNEL_LINUX */
#if HAVE_THREAD_INFO
procstat_entry_t pse;
char state;
+ unsigned long fork_rate;
+
procstat_t *ps_ptr;
running = sleeping = zombies = stopped = paging = blocked = 0;
pse.cpu_system = 0;
pse.cpu_system_counter = ps.cpu_system_counter;
+ pse.io_rchar = ps.io_rchar;
+ pse.io_wchar = ps.io_wchar;
+ pse.io_syscr = ps.io_syscr;
+ pse.io_syscw = ps.io_syscw;
+
switch (state)
{
case 'R': running++; break;
for (ps_ptr = list_head_g; ps_ptr != NULL; ps_ptr = ps_ptr->next)
ps_submit_proc_list (ps_ptr);
+
+ fork_rate = read_fork_rate();
+ if (fork_rate != ULONG_MAX)
+ ps_submit_fork_rate(fork_rate);
/* #endif KERNEL_LINUX */
#elif HAVE_LIBKVM_GETPROCS && HAVE_STRUCT_KINFO_PROC_FREEBSD