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30.Dd August 9, 2019
31.Dt ZPOOL-CHECKPOINT 8
32.Os
33.Sh NAME
34.Nm zpool Ns Pf - Cm checkpoint
35.Nd Checkpoints the current state of a ZFS storage pool
36.Sh SYNOPSIS
37.Nm
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
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