1.\" 2.\" CDDL HEADER START 3.\" 4.\" The contents of this file are subject to the terms of the 5.\" Common Development and Distribution License (the "License"). 6.\" You may not use this file except in compliance with the License. 7.\" 8.\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9.\" or http://www.opensolaris.org/os/licensing. 10.\" See the License for the specific language governing permissions 11.\" and limitations under the License. 12.\" 13.\" When distributing Covered Code, include this CDDL HEADER in each 14.\" file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15.\" If applicable, add the following below this CDDL HEADER, with the 16.\" fields enclosed by brackets "[]" replaced with your own identifying 17.\" information: Portions Copyright [yyyy] [name of copyright owner] 18.\" 19.\" CDDL HEADER END 20.\" 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 August 9, 2019 31.Dt ZPOOL-CHECKPOINT 8 32.Os 33.Sh NAME 34.Nm zpool-checkpoint 35.Nd Checkpoints the current state of a ZFS storage pool 36.Sh SYNOPSIS 37.Nm zpool 38.Cm checkpoint 39.Op Fl d, -discard Oo Fl w, -wait Oc 40.Ar pool 41.Sh DESCRIPTION 42.Bl -tag -width Ds 43.It Xo 44.Nm zpool 45.Cm checkpoint 46.Op Fl d, -discard Oo Fl w, -wait Oc 47.Ar pool 48.Xc 49Checkpoints the current state of 50.Ar pool 51, which can be later restored by 52.Nm zpool Cm import --rewind-to-checkpoint . 53The existence of a checkpoint in a pool prohibits the following 54.Nm zpool 55commands: 56.Cm remove , 57.Cm attach , 58.Cm detach , 59.Cm split , 60and 61.Cm reguid . 62In addition, it may break reservation boundaries if the pool lacks free 63space. 64The 65.Nm zpool Cm status 66command indicates the existence of a checkpoint or the progress of discarding a 67checkpoint from a pool. 68The 69.Nm zpool Cm list 70command reports how much space the checkpoint takes from the pool. 71.Bl -tag -width Ds 72.It Fl d, -discard 73Discards an existing checkpoint from 74.Ar pool . 75.It Fl w, -wait 76Waits until the checkpoint has finished being discarded before returning. 77.El 78.El 79.Sh SEE ALSO 80.Xr zpool-import 8 , 81.Xr zpool-status 8 , 82.Xr zfs-snapshot 8 83