Can you rename a ZFS pool?

Can you rename a ZFS pool?

File systems can be renamed by using the zfs rename command.

How do I rename a ZFS mount point?

How to change the mount point for a ZFS dataset and pool

  1. List zfs. zfs list.
  2. Get the mount point for zroot/mysql: zfs get mountpoint zroot/mysql.
  3. Now rename /dbbackup to /dbbackup-prod instantly by setting the new mountpoint for zroot/mysql : zfs set mountpoint=/dbbackup-prod zroot/mysql.
  4. Verify it: zfs list.

How do I rename a ZFS snapshot?

Renaming a ZFS Snapshot Note: Snapshots must be renamed within the same pool and data set from which they were created. To recursively rename snapshots, use zfs rename –r followed by the snapshot name. In the example in the slide, only those snapshots that are named @yesterday are renamed to @2daysago.

How do I rename my pool in Truenas?

The correct process is this:

  1. Export pool from GUI.
  2. From CLI, ‘zpool import oldname newname’
  3. From CLI, ‘zpool export newname’
  4. Import pool from GUI.
  5. Fix all your shares and anything else dependent on the path to the old pool.

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.

How do you set a mount point in ZFS?

You can override the default mount point by setting the mountpoint property to a specific path by using the zfs set command. ZFS automatically creates this mount point, if needed, and automatically mounts this file system when the zfs mount -a command is invoked, without requiring you to edit the /etc/vfstab file.

What is ZFS scrubbing?

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.

What is Syncoid?

syncoid – a tool to facilitates the asynchronous incremental replication of ZFS filesystems.

How do you destroy a zfs pool?

Pools are destroyed by using the zpool destroy command. This command destroys the pool even if it contains mounted datasets. Be very careful when you destroy a 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.

Where is ZFS pool mounted?

If you create a ZFS pool pool1, it will automatically mount it in the /pool1 directory of your computer. If you create a ZFS filesystem documents on pool pool1, it will automatically mount it in the /pool1/documents directory of your computer.