Author: avg
Date: Mon Nov 17 13:29:58 2014
New Revision: 274624
URL: https://svnweb.freebsd.org/changeset/base/274624
Log:
MFC r272708: l2arc_write_buffers: reduce headroom value
Modified:
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
Directory Properties:
stable/9/sys/ (props changed)
stable/9/sys/cddl/contrib/opensolaris/ (props changed)
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Mon Nov
17 13:26:50 2014 (r274623)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Mon Nov
17 13:29:58 2014 (r274624)
@@ -4968,7 +4968,7 @@ l2arc_write_buffers(spa_t *spa, l2arc_de
if (ab == NULL)
ARCSTAT_BUMP(arcstat_l2_write_buffer_list_null_iter);
- headroom = target_sz * l2arc_headroom;
+ headroom = target_sz * l2arc_headroom * 2 / ARC_BUFC_NUMLISTS;
if (do_headroom_boost)
headroom = (headroom * l2arc_headroom_boost) / 100;
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