How do I remove Zpool?

How do I remove Zpool?

To correct this error, use the zpool destroy command to destroy the other pool, if it is no longer needed. Or, use the zpool detach command to detach the disk from the other pool. You can only detach a disk from a mirrored storage pool.

How do I take ZFS pool offline?

ZFS does not send any requests to an offline device. Devices do not need to be taken offline in order to replace them. You can use the zpool offline command when you need to temporarily disconnect storage.

How do I remove Vdev from Zpool?

You cannot downsize the zpool, the vdev, or any member devices after it has been created. You *have* to store the data on another disk, CD-ROM, some kind of backup. You then *have* to destroy the zpool, recreate it how you want it, then copy the data back.

How do I replace the drive in Zpool?

The following are the basic steps for replacing a disk:

1. Offline the disk, if necessary, with the zpool offline command.
2. Remove the disk to be replaced.
3. Insert the replacement disk.
4. Run the zpool replace command. For example: # zpool replace tank c1t1d0.
5. Bring the disk online with the zpool online command.

How do I add a disk to my Zpool mirror?

Adding Mirrored Disk to Existing ZFS Pool

1. pool: Data.Tertiary.
2. state: ONLINE.
3. status: One or more devices is currently being resilvered. The pool will.
4. continue to function, possibly in a degraded state.
5. action: Wait for the resilver to complete.
6. config:
7. NAME STATE READ WRITE CKSUM.
8. Data.Tertiary ONLINE 0 0 0.

How do I unmount a ZFS file system?

You can unmount ZFS file systems by using the zfs unmount subcommand. The unmount command can take either the mount point or the file system name as an argument. The unmount command fails if the file system is busy. To forcibly unmount a file system, you can use the -f option.

What does Zpool export do?

The manpage for “zpool export” states: Exports the given pools from the system. All devices are marked as exported, but are still considered in use by other subsystems. The devices can be moved between systems (even those of different endianness) and imported as long as a sufficient number of devices are present.

How do I delete a ZFS file system?

To destroy a ZFS file system, use the zfs destroy command. By default, all of the snapshots for the dataset will be destroyed. The destroyed file system is automatically unmounted and unshared. For more information about automatically managed mounts or automatically managed shares, see Automatic Mount Points.

Can you add drives to ZFS?

You can add more vdevs to a zpool , and you can attach more disks to a single or mirror vdev .

What is Zpool export?

What is ZFS Resilver?

When a device is replaced, a resilvering operation is initiated to move data from the good copies to the new device. This action is a form of disk scrubbing. Therefore, only one such action can occur at a given time in the pool.

Do ZFS snapshots take up space?

So while zfs snapshots may use a “negligible’ amount of space (definition of “negligible” may be opinion-based) that cost is not zero; there is a small space overhead (measurable in megabytes) for each snapshot, even when no blocks change.