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.Dd August 9, 2019
.Dt ZPOOL-CHECKPOINT 8
.Os Linux
.Sh NAME
.Nm zpool Ns Pf - Cm checkpoint
.Nd Checkpoints the current state of a ZFS storage pool
.Sh SYNOPSIS
.Nm
.Cm checkpoint
.Op Fl d, -discard Oo Fl w, -wait Oc
.Ar pool
.Sh DESCRIPTION
.Bl -tag -width Ds
.It Xo
.Nm
.Cm checkpoint
.Op Fl d, -discard Oo Fl w, -wait Oc
.Ar pool
.Xc
Checkpoints the current state of
.Ar pool
, which can be later restored by
.Nm zpool Cm import --rewind-to-checkpoint .
The existence of a checkpoint in a pool prohibits the following
.Nm zpool
commands:
.Cm remove ,
.Cm attach ,
.Cm detach ,
.Cm split ,
and
.Cm reguid .
In addition, it may break reservation boundaries if the pool lacks free
space.
The
.Nm zpool Cm status
command indicates the existence of a checkpoint or the progress of discarding a
checkpoint from a pool.
The
.Nm zpool Cm list
command reports how much space the checkpoint takes from the pool.
.Bl -tag -width Ds
.It Fl d, -discard
Discards an existing checkpoint from
.Ar pool .
.It Fl w, -wait
Waits until the checkpoint has finished being discarded before returning.
.El
.El
.Sh SEE ALSO
.Xr zpool-import 8 ,
.Xr zpool-status 8 ,
.Xr zfs-snapshot 8