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21.\" Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
22.\" Copyright (c) 2012, 2018 by Delphix. All rights reserved.
23.\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved.
24.\" Copyright (c) 2017 Datto Inc.
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f84fe3fc 29.Dd May 27, 2021
c5ebfbbe 30.Dt ZPOOL-CLEAR 8
6706552e 31.Os
f84fe3fc 32.
c5ebfbbe 33.Sh NAME
1e36af8c 34.Nm zpool-clear
f84fe3fc 35.Nd clear device errors in ZFS storage pool
c5ebfbbe 36.Sh SYNOPSIS
1e36af8c 37.Nm zpool
c5ebfbbe 38.Cm clear
69142125 39.Op Fl -power
c5ebfbbe 40.Ar pool
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41.Oo Ar device Oc Ns …
42.
c5ebfbbe 43.Sh DESCRIPTION
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44Clears device errors in a pool.
45If no arguments are specified, all device errors within the pool are cleared.
46If one or more devices is specified, only those errors associated with the
47specified device or devices are cleared.
7adc1900
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48.Pp
49If the pool was suspended it will be brought back online provided the
50devices can be accessed.
51Pools with
f84fe3fc 52.Sy multihost
7adc1900 53enabled which have been suspended cannot be resumed.
f84fe3fc 54While the pool was suspended, it may have been imported on
c5ebfbbe 55another host, and resuming I/O could result in pool damage.
69142125
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56.Bl -tag -width Ds
57.It Fl -power
58Power on the devices's slot in the storage enclosure and wait for the device
59to show up before attempting to clear errors.
60This is done on all the devices specified.
61Alternatively, you can set the
62.Sy ZPOOL_AUTO_POWER_ON_SLOT
63environment variable to always enable this behavior.
64Note: This flag currently works on Linux only.
65.El
f84fe3fc 66.
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67.Sh SEE ALSO
68.Xr zdb 8 ,
69.Xr zpool-reopen 8 ,
70.Xr zpool-status 8