zpool-checkpoint —
check-point current ZFS storage pool state
zpool |
checkpoint [-d
[-w]] pool |
Checkpoints the current state of pool ,
which can be later restored by zpool
import --rewind-to-checkpoint. The existence of a
checkpoint in a pool prohibits the following zpool
subcommands: remove, attach,
detach, split,
and reguid. In addition, it
may break reservation boundaries if the pool lacks free space. The
zpool status command
indicates the existence of a checkpoint or the progress of discarding a
checkpoint from a pool. zpool
list can be used to check how much space the
checkpoint takes from the pool.
-d,
--discard- Discards an existing checkpoint from pool.
-w,
--wait- Waits until the checkpoint has finished being discarded before
returning.