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authordelphij <delphij@FreeBSD.org>2013-12-06 23:49:16 +0000
committerdelphij <delphij@FreeBSD.org>2013-12-06 23:49:16 +0000
commit375701af535b3f5ba45cbb8a432ef0a6cab17b4b (patch)
treea23a50561f61e2b9fdfbf52cd6fe5d5edcf44d18 /sys/cddl
parent8866f80cfaded8989be2ef08aceb932827005f2d (diff)
downloadFreeBSD-src-375701af535b3f5ba45cbb8a432ef0a6cab17b4b.zip
FreeBSD-src-375701af535b3f5ba45cbb8a432ef0a6cab17b4b.tar.gz
Expose spa_asize_inflation.
X-MFC-With: r258632
Diffstat (limited to 'sys/cddl')
-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c3
1 files changed, 3 insertions, 0 deletions
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 d9ecb50..7c1927c 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
@@ -302,6 +302,9 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, deadman_enabled, CTLFLAG_RDTUN,
* (VDEV_RAIDZ_MAXPARITY + 1) * SPA_DVAS_PER_BP * 2 == 24
*/
int spa_asize_inflation = 24;
+TUNABLE_INT("vfs.zfs.spa_asize_inflation", &spa_asize_inflation);
+SYSCTL_INT(_vfs_zfs, OID_AUTO, spa_asize_inflation, CTLFLAG_RWTUN,
+ &spa_asize_inflation, 0, "Worst case inflation factor for single sector writes");
#ifndef illumos
#ifdef _KERNEL
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