**/
#include "collectd.h"
+
#include "common.h"
#include "plugin.h"
static void free_zfs_values (kstat_t *ksp)
{
- llentry_t *e;
-
if (ksp == NULL)
return;
- for (e = llist_head (ksp); e != NULL; e = e->next)
+ for (llentry_t *e = llist_head (ksp); e != NULL; e = e->next)
{
sfree (e->key);
sfree (e->value);
llist_destroy (ksp);
}
-#elif !defined(__FreeBSD__) // Solaris
+#elif defined(KERNEL_SOLARIS)
extern kstat_ctl_t *kc;
static long long get_zfs_value(kstat_t *ksp, char *name)
return (get_kstat_value(ksp, name));
}
-#else // FreeBSD
+#elif defined(KERNEL_FREEBSD)
#include <sys/types.h>
#include <sys/sysctl.h>
}
#endif
-static void za_submit (const char* type, const char* type_instance, value_t* values, int values_len)
+static void za_submit (const char* type, const char* type_instance, value_t* values, size_t values_len)
{
value_list_t vl = VALUE_LIST_INIT;
vl.values = values;
vl.values_len = values_len;
- sstrncpy (vl.host, hostname_g, sizeof (vl.host));
sstrncpy (vl.plugin, "zfs_arc", sizeof (vl.plugin));
sstrncpy (vl.type, type, sizeof (vl.type));
sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
static void za_submit_gauge (const char* type, const char* type_instance, gauge_t value)
{
- value_t vv;
-
- vv.gauge = value;
- za_submit (type, type_instance, &vv, 1);
+ za_submit (type, type_instance, &(value_t) { .gauge = value }, 1);
}
static int za_read_derive (kstat_t *ksp, const char *kstat_value,
const char *type, const char *type_instance)
{
- long long tmp;
- value_t v;
-
- tmp = get_zfs_value (ksp, (char *)kstat_value);
+ long long tmp = get_zfs_value (ksp, (char *)kstat_value);
if (tmp == -1LL)
{
WARNING ("zfs_arc plugin: Reading kstat value \"%s\" failed.", kstat_value);
return (-1);
}
- v.derive = (derive_t) tmp;
- za_submit (type, type_instance, /* values = */ &v, /* values_num = */ 1);
+ za_submit (type, type_instance, &(value_t) { .derive = (derive_t) tmp }, /* values_num = */ 1);
return (0);
}
static int za_read_gauge (kstat_t *ksp, const char *kstat_value,
const char *type, const char *type_instance)
{
- long long tmp;
- value_t v;
-
- tmp = get_zfs_value (ksp, (char *)kstat_value);
+ long long tmp = get_zfs_value (ksp, (char *)kstat_value);
if (tmp == -1LL)
{
WARNING ("zfs_arc plugin: Reading kstat value \"%s\" failed.", kstat_value);
return (-1);
}
- v.gauge = (gauge_t) tmp;
- za_submit (type, type_instance, /* values = */ &v, /* values_num = */ 1);
+ za_submit (type, type_instance, &(value_t) { .gauge = (gauge_t) tmp }, /* values_num = */ 1);
return (0);
}
static int za_read (void)
{
gauge_t arc_hits, arc_misses, l2_hits, l2_misses;
- value_t l2_io[2];
kstat_t *ksp = NULL;
-#if KERNEL_LINUX
+#if defined(KERNEL_LINUX)
FILE *fh;
char buffer[1024];
fclose (fh);
-#elif !defined(__FreeBSD__) // Solaris
+#elif defined(KERNEL_SOLARIS)
get_kstat (&ksp, "zfs", 0, "arcstats");
if (ksp == NULL)
{
#endif
/* Sizes */
- za_read_gauge (ksp, "size", "cache_size", "arc");
- za_read_gauge (ksp, "c", "cache_size", "c");
- za_read_gauge (ksp, "c_min", "cache_size", "c_min");
- za_read_gauge (ksp, "c_max", "cache_size", "c_max");
+ za_read_gauge (ksp, "anon_size", "cache_size", "anon_size");
+ za_read_gauge (ksp, "c", "cache_size", "c");
+ za_read_gauge (ksp, "c_max", "cache_size", "c_max");
+ za_read_gauge (ksp, "c_min", "cache_size", "c_min");
+ za_read_gauge (ksp, "hdr_size", "cache_size", "hdr_size");
+ za_read_gauge (ksp, "metadata_size", "cache_size", "metadata_size");
+ za_read_gauge (ksp, "mfu_ghost_size", "cache_size", "mfu_ghost_size");
+ za_read_gauge (ksp, "mfu_size", "cache_size", "mfu_size");
+ za_read_gauge (ksp, "mru_ghost_size", "cache_size", "mru_ghost_size");
+ za_read_gauge (ksp, "mru_size", "cache_size", "mru_size");
+ za_read_gauge (ksp, "other_size", "cache_size", "other_size");
+ za_read_gauge (ksp, "p", "cache_size", "p");
+ za_read_gauge (ksp, "size", "cache_size", "arc");
/* The "l2_size" value has disappeared from Solaris some time in
* early 2013, and has only reappeared recently in Solaris 11.2.
/* Operations */
za_read_derive (ksp, "deleted", "cache_operation", "deleted");
-#if __FreeBSD__
+#if defined(KERNEL_FREEBSD)
za_read_derive (ksp, "allocated","cache_operation", "allocated");
-#if defined(__FreeBSD_version) && (__FreeBSD_version < 1002501)
- /* stolen removed from sysctl kstat.zfs.misc.arcstats on FreeBSD 10.2+ */
- za_read_derive (ksp, "stolen", "cache_operation", "stolen");
-#endif
#endif
/* Issue indicators */
za_read_derive (ksp, "mutex_miss", "mutex_operations", "miss");
za_read_derive (ksp, "hash_collisions", "hash_collisions", "");
+ za_read_derive (ksp, "memory_throttle_count", "memory_throttle_count", "");
/* Evictions */
za_read_derive (ksp, "evict_l2_cached", "cache_eviction", "cached");
za_read_derive (ksp, "demand_metadata_misses", "cache_result", "demand_metadata-miss");
za_read_derive (ksp, "prefetch_data_misses", "cache_result", "prefetch_data-miss");
za_read_derive (ksp, "prefetch_metadata_misses", "cache_result", "prefetch_metadata-miss");
+ za_read_derive (ksp, "mfu_hits", "cache_result", "mfu-hit");
+ za_read_derive (ksp, "mfu_ghost_hits", "cache_result", "mfu_ghost-hit");
+ za_read_derive (ksp, "mru_hits", "cache_result", "mru-hit");
+ za_read_derive (ksp, "mru_ghost_hits", "cache_result", "mru_ghost-hit");
/* Ratios */
arc_hits = (gauge_t) get_zfs_value(ksp, "hits");
za_submit_ratio ("L2", l2_hits, l2_misses);
/* I/O */
- l2_io[0].derive = get_zfs_value(ksp, "l2_read_bytes");
- l2_io[1].derive = get_zfs_value(ksp, "l2_write_bytes");
-
- za_submit ("io_octets", "L2", l2_io, /* num values = */ 2);
+ value_t l2_io[] = {
+ { .derive = (derive_t) get_zfs_value(ksp, "l2_read_bytes") },
+ { .derive = (derive_t) get_zfs_value(ksp, "l2_write_bytes") },
+ };
+ za_submit ("io_octets", "L2", l2_io, STATIC_ARRAY_SIZE (l2_io));
#if defined(KERNEL_LINUX)
free_zfs_values (ksp);
static int za_init (void) /* {{{ */
{
-#if !defined(__FreeBSD__) && !defined(KERNEL_LINUX) // Solaris
+#if defined(KERNEL_SOLARIS)
/* kstats chain already opened by update_kstat (using *kc), verify everything went fine. */
if (kc == NULL)
{