---
title: 'ZFS Cheat Sheet'
url: 'https://www.voidfox.de/zfscheatsheet'
markdown: 'https://www.voidfox.de/zfscheatsheet.md'
date: '2025-01-18'
description: 'Pool Related Commands zpool create datapool c0t0d0 - Create a basic pool named datapool zpool create -f datapool c0t0d0 - Force the creation of a pool zpool create -m /data datapool c0t0d0 - Create a pool with a different mount point than the default. zpool create datapool raidz c3t0d0 c3t1d0 c…'
taxonomy:
  category:
    - blog
  tag:
    - CheatSheet
    - ZFS
    - Storage
---

# ZFS Cheat Sheet

[ Hole ](https://www.voidfox.de/)      ZFS Cheat Sheet    

## [ZFS Cheat Sheet](https://www.voidfox.de/zfscheatsheet)

  [CheatSheet](https://www.voidfox.de/tag:CheatSheet#body-wrapper) [ZFS](https://www.voidfox.de/tag:ZFS#body-wrapper) [Storage](https://www.voidfox.de/tag:Storage#body-wrapper)  

### Pool Related Commands

- **zpool create datapool c0t0d0** - Create a basic pool named datapool
- **zpool create -f datapool c0t0d0** - Force the creation of a pool
- **zpool create -m /data datapool c0t0d0** - Create a pool with a different mount point than the default.
- **zpool create datapool raidz c3t0d0 c3t1d0 c3t2d0** - Create RAID-Z vdev pool
- **zpool add datapool raidz c4t0d0 c4t1d0 c4t2d0** - Add RAID-Z vdev to pool datapool
- **zpool create datapool raidz1 c0t0d0 c0t1d0 c0t2d0 c0t3d0 c0t4d0 c0t5d0** - Create RAID-Z1 pool
- **zpool create datapool raidz2 c0t0d0 c0t1d0 c0t2d0 c0t3d0 c0t4d0 c0t5d0** - Create RAID-Z2 pool
- **zpool create datapool mirror c0t0d0 c0t5d0** - Mirror c0t0d0 to c0t5d0
- **zpool create datapool mirror c0t0d0 c0t5d0 mirror c0t2d0 c0t4d0** - disk c0t0d0 is mirrored with c0t5d0 and disk c0t2d0 is mirrored withc0t4d0
- **zpool add datapool mirror c3t0d0 c3t1d0** - Add new mirrored vdev to datapool
- **zpool add datapool spare c1t3d0** - Add spare device c1t3d0 to the datapool
- **zpool create -n datapool c1t3d0** - Do a dry run on pool creation 
    ### Show Pool Information
- **zpool status -x** - Show pool status
- **zpool status -v datapool** - Show individual pool status in verbose mode
- **zpool list** - Show all the pools
- **zpool list -o name,size** - Show particular properties of all the pools (here, name and size)
- **zpool list -Ho name** - Show all pools without headers and columns 
    ### File-system/Volume related commands
- **zfs create datapool/fs1** - Create file-system fs1 under datapool
- **zfs create -V 1gb datapool/vol01** - Create 1 GB volume (Block device) in datapool
- **zfs destroy -r datapool** - destroy datapool and all datasets under it.
- **zfs destroy -fr datapool/data** - destroy file-system or volume (data) and all related snapshots 
    ### Set ZFS file system properties
- **zfs set quota=1G datapool/fs1** - Set quota of 1 GB on filesystem fs1
- **zfs set reservation=1G datapool/fs1** - Set Reservation of 1 GB on filesystem fs1
- **zfs set mountpoint=legacy datapool/fs1** - Disable ZFS auto mounting and enable mounting through /etc/vfstab.
- **zfs set sharenfs=on datapool/fs1** - Share fs1 as NFS
- **zfs set compression=on datapool/fs1** - Enable compression on fs1 
    ### File-system/Volume related commands
- **zfs create datapool/fs1** - Create file-system fs1 under datapool
- **zfs create -V 1gb datapool/vol01** - Create 1 GB volume (Block device) in datapool
- **zfs destroy -r datapool** - destroy datapool and all datasets under it.
- **zfs destroy -fr datapool/data** - destroy file-system or volume (data) and all related snapshots 
    ### Show file system info
- **zfs list** - List all ZFS file system
- **zfs get all datapool** - List all properties of a ZFS file system 
    ### Mount/Umount Related Commands
- **zfs set mountpoint=/data datapool/fs1** - Set the mount-point of file system fs1 to /data
- **zfs mount datapool/fs1** - Mount fs1 file system
- **zfs umount datapool/fs1** - Umount ZFS file system fs1
- **zfs mount -a** - Mount all ZFS file systems
- **zfs umount -a** - Umount all ZFS file systems 
    ### ZFS I/O performance
- **zpool iostat 2** - Display ZFS I/O Statistics every 2 seconds
- **zpool iostat -v 2** - Display detailed ZFS I/O statistics every 2 seconds 
    ### ZFS maintenance commands
- **zpool scrub datapool** - Run scrub on all file systems under data pool
- **zpool offline -t datapool c0t0d0** - Temporarily offline a disk (until next reboot)
- **zpool online** - Online a disk to clear error count
- **zpool clear** - Clear error count without a need to the disk 
    ### Import/Export Commands
- **zpool import** - List pools available for import
- **zpool import -a** - Imports all pools found in the search directories
- **zpool import -d** - To search for pools with block devices not located in /dev/dsk
- **zpool import -d /zfs datapool** - Search for a pool with block devices created in /zfs
- **zpool import oldpool newpool** - Import a pool originally named oldpool under new name newpool
- **zpool import 3987837483** - Import pool using pool ID
- **zpool export datapool** - Deport a ZFS pool named mypool
- **zpool export -f datapool** - Force the unmount and deport of a ZFS pool 
    ### Snapshot Commands
- **zfs snapshot datapool/fs1@12jan2014** - Create a snapshot named 12jan2014 of the fs1 filesystem
- **zfs list -t snapshot** - List snapshots
- **zfs rollback -r datapool/fs1@10jan2014** - Roll back to 10jan2014 (recursively destroy intermediate snapshots)
- **zfs rollback -rf datapool/fs1@10jan2014** - Roll back must and force unmount and remount
- **zfs destroy datapool/fs1@10jan2014** - Destroy snapshot created earlier
- **zfs send datapool/fs1@oct2013 &gt /geekpool/fs1/oct2013.bak** - Take a backup of ZFS snapshot locally
- **zfs receive anotherpool/fs1 &lt /geekpool/fs1/oct2013.bak** - Restore from the snapshot backup backup taken
- **zfs send datapool/fs1@oct2013 | zfs receive anotherpool/fs1** - Combine the send and receive operation
- **zfs send datapool/fs1@oct2013 | ssh node02 “zfs receive testpool/testfs”** - Send the snapshot to a remote system node02 
    ### Clone Commands
- **zfs clone datapool/fs1@10jan2014 /clones/fs1** - Clone an existing snapshot
- **zfs destroy datapool/fs1@10jan2014** - Destroy clone

 [ Previous Post](https://www.voidfox.de/zfsmigration)

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