- arc_size = get_kstat_value(ksp, "size");
- l2_size = get_kstat_value(ksp, "l2_size");
-
- za_submit_gauge ("cache_size", "arc", arc_size);
- za_submit_gauge ("cache_size", "L2", l2_size);
+ 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.
+ * Stop trying if we ever fail to read it, so we don't spam the log.
+ */
+ static int l2_size_avail = 1;
+ if (l2_size_avail && za_read_gauge (ksp, "l2_size", "cache_size", "L2") != 0)
+ l2_size_avail = 0;
+
+ /* Operations */
+ za_read_derive (ksp, "deleted", "cache_operation", "deleted");
+#if __FreeBSD__
+ za_read_derive (ksp, "allocated","cache_operation", "allocated");
+ za_read_derive (ksp, "stolen", "cache_operation", "stolen");
+#endif
+
+ /* Issue indicators */
+ za_read_derive (ksp, "mutex_miss", "mutex_operations", "miss");
+ za_read_derive (ksp, "hash_collisions", "hash_collisions", "");
+
+ /* Evictions */
+ za_read_derive (ksp, "evict_l2_cached", "cache_eviction", "cached");
+ za_read_derive (ksp, "evict_l2_eligible", "cache_eviction", "eligible");
+ za_read_derive (ksp, "evict_l2_ineligible", "cache_eviction", "ineligible");