diff options
Diffstat (limited to 'man/man8/zpool.8')
| -rw-r--r-- | man/man8/zpool.8 | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/man/man8/zpool.8 b/man/man8/zpool.8 index 9a1520e77..ea25da300 100644 --- a/man/man8/zpool.8 +++ b/man/man8/zpool.8 @@ -25,8 +25,9 @@ .\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved. .\" Copyright (c) 2017 Datto Inc. .\" Copyright (c) 2017 George Melikov. All Rights Reserved. +.\" Copyright (c) 2017 Datto Inc. .\" -.Dd June 22, 2017 +.Dd June 28, 2017 .Dt ZPOOL 8 SMM .Os Linux .Sh NAME @@ -151,7 +152,7 @@ .Ar pool Ar device Op Ar new_device .Nm .Cm scrub -.Op Fl s +.Op Fl s | Fl p .Ar pool Ns ... .Nm .Cm set @@ -1769,10 +1770,10 @@ The only property supported at the moment is .It Xo .Nm .Cm scrub -.Op Fl s +.Op Fl s | Fl p .Ar pool Ns ... .Xc -Begins a scrub. +Begins a scrub or resumes a paused scrub. The scrub examines all data in the specified pools to verify that it checksums correctly. For replicated @@ -1795,15 +1796,25 @@ faults or disk failure. .Pp Because scrubbing and resilvering are I/O-intensive operations, ZFS only allows one at a time. -If a scrub is already in progress, the +If a scrub is paused, the .Nm zpool Cm scrub -command terminates it and starts a new scrub. +resumes it. If a resilver is in progress, ZFS does not allow a scrub to be started until the resilver completes. .Bl -tag -width Ds .It Fl s Stop scrubbing. .El +.Bl -tag -width Ds +.It Fl p +Pause scrubbing. +Scrub progress is periodically synced to disk so if the system +is restarted or pool is exported during a paused scrub, the scrub will resume +from the place where it was last checkpointed to disk. +To resume a paused scrub issue +.Nm zpool Cm scrub +again. +.El .It Xo .Nm .Cm set |