1.\" SPDX-License-Identifier: CDDL-1.0 2.\" 3.\" CDDL HEADER START 4.\" 5.\" The contents of this file are subject to the terms of the 6.\" Common Development and Distribution License (the "License"). 7.\" You may not use this file except in compliance with the License. 8.\" 9.\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10.\" or https://opensource.org/licenses/CDDL-1.0. 11.\" See the License for the specific language governing permissions 12.\" and limitations under the License. 13.\" 14.\" When distributing Covered Code, include this CDDL HEADER in each 15.\" file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16.\" If applicable, add the following below this CDDL HEADER, with the 17.\" fields enclosed by brackets "[]" replaced with your own identifying 18.\" information: Portions Copyright [yyyy] [name of copyright owner] 19.\" 20.\" CDDL HEADER END 21.\" 22.\" Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved. 23.\" Copyright (c) 2012, 2018 by Delphix. All rights reserved. 24.\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved. 25.\" Copyright (c) 2017 Datto Inc. 26.\" Copyright (c) 2018 George Melikov. All Rights Reserved. 27.\" Copyright 2017 Nexenta Systems, Inc. 28.\" Copyright (c) 2017 Open-E, Inc. All Rights Reserved. 29.\" 30.Dd May 27, 2021 31.Dt ZPOOL-CLEAR 8 32.Os 33. 34.Sh NAME 35.Nm zpool-clear 36.Nd clear device errors in ZFS storage pool 37.Sh SYNOPSIS 38.Nm zpool 39.Cm clear 40.Op Fl -power 41.Ar pool 42.Oo Ar device Oc Ns … 43. 44.Sh DESCRIPTION 45Clears device errors in a pool. 46If no arguments are specified, all device errors within the pool are cleared. 47If one or more devices is specified, only those errors associated with the 48specified device or devices are cleared. 49.Pp 50If the pool was suspended it will be brought back online provided the 51devices can be accessed. 52Pools with 53.Sy multihost 54enabled which have been suspended cannot be resumed when there is evidence 55that the pool was imported by another host. 56The same checks performed during an import will be applied before the clear 57proceeds. 58.Bl -tag -width Ds 59.It Fl -power 60Power on the devices's slot in the storage enclosure and wait for the device 61to show up before attempting to clear errors. 62This is done on all the devices specified. 63Alternatively, you can set the 64.Sy ZPOOL_AUTO_POWER_ON_SLOT 65environment variable to always enable this behavior. 66Note: This flag currently works on Linux only. 67.El 68. 69.Sh SEE ALSO 70.Xr zdb 8 , 71.Xr zpool-reopen 8 , 72.Xr zpool-status 8 73