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| author | Allan Jude <allanjude@FreeBSD.org> | 2019-05-21 21:26:18 +0000 |
|---|---|---|
| committer | Allan Jude <allanjude@FreeBSD.org> | 2019-05-21 21:26:18 +0000 |
| commit | 4e7d8292ec0e1e97b5d57e5edebcd368774997b3 (patch) | |
| tree | 39a997760364e141eeb8217635dad69d86f3e111 /sys/cddl/contrib/opensolaris | |
| parent | 45d314c556f654d58d37a980b230c2e2bebf0cf1 (diff) | |
| download | src-4e7d8292ec0e1e97b5d57e5edebcd368774997b3.tar.gz src-4e7d8292ec0e1e97b5d57e5edebcd368774997b3.zip | |
ZFS: Make deadman tunables no longer read-only
This allows the user to enable, disable, and adjust the I/O deadman at
runtime. This can be especially useful when a pool is backed by remote
storage (such as iscsi, ggated, etc).
PR: 221906
Submitted by: Fabian Keil <fk@fabiankeil.de>
Obtained from: ElectroBSD
MFC after: 1 week
Sponsored by: Klara Systems
Event: Waterloo Hackathon 2019
Notes
Notes:
svn path=/head/; revision=348068
Diffstat (limited to 'sys/cddl/contrib/opensolaris')
| -rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c | 6 |
1 files changed, 3 insertions, 3 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 7af856711141..1003471c769b 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 @@ -363,13 +363,13 @@ SYSCTL_PROC(_vfs_zfs, OID_AUTO, debugflags, CTLTYPE_UINT | CTLFLAG_MPSAFE | CTLFLAG_RWTUN, 0, sizeof(int), sysctl_vfs_zfs_debug_flags, "IU", "Debug flags for ZFS testing."); -SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_synctime_ms, CTLFLAG_RDTUN, +SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_synctime_ms, CTLFLAG_RWTUN, &zfs_deadman_synctime_ms, 0, "Stalled ZFS I/O expiration time in milliseconds"); -SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_checktime_ms, CTLFLAG_RDTUN, +SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_checktime_ms, CTLFLAG_RwTUN, &zfs_deadman_checktime_ms, 0, "Period of checks for stalled ZFS I/O in milliseconds"); -SYSCTL_INT(_vfs_zfs, OID_AUTO, deadman_enabled, CTLFLAG_RDTUN, +SYSCTL_INT(_vfs_zfs, OID_AUTO, deadman_enabled, CTLFLAG_RWTUN, &zfs_deadman_enabled, 0, "Kernel panic on stalled ZFS I/O"); SYSCTL_INT(_vfs_zfs, OID_AUTO, spa_asize_inflation, CTLFLAG_RWTUN, &spa_asize_inflation, 0, "Worst case inflation factor for single sector writes"); |