From d663d4263731742ddf1986691e011ef0afe01a4f Mon Sep 17 00:00:00 2001 From: delphij Date: Thu, 4 Dec 2014 23:26:15 +0000 Subject: MFC r274674: Add a tunable for spa_slop_shift which controls how much space we would reserve by default. Tuning is not recommended. Relnotes: yes --- sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys/cddl') diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c index 21904490..b7a9f07 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c @@ -384,6 +384,9 @@ zfs_deadman_init() * See also the comments in zfs_space_check_t. */ int spa_slop_shift = 5; +SYSCTL_INT(_vfs_zfs, OID_AUTO, spa_slop_shift, CTLFLAG_RWTUN, + &spa_slop_shift, 0, + "Shift value of reserved space (1/(2^spa_slop_shift))."); /* * ========================================================================== -- cgit v1.1