zfs_arc: Read dbuf_size, dnode_size and bonus_size

[collectd.git] / src / zfs_arc.c

diff --git a/src/zfs_arc.c b/src/zfs_arc.c
index be93b9d..3364697 100644 (file)
--- a/src/zfs_arc.c
+++ b/src/zfs_arc.c
@@ -268,10 +268,17 @@ static int za_read(void) {
   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 "other_size" value was replaced by more specific values in ZFS on Linux
+   * version 0.7.0 (commit 25458cb)
+   */
+  if (za_read_gauge(ksp, "dbuf_size", "cache_size", "dbuf_size") != 0 ||
+      za_read_gauge(ksp, "dnode_size", "cache_size", "dnode_size") != 0 ||
+      za_read_gauge(ksp, "bonus_size", "cache_size", "bonus_size") != 0)
+    za_read_gauge(ksp, "other_size", "cache_size", "other_size");
+
   /* 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.