Cheatography
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Solaris ZFS command line reference (Cheat sheet)
Pool Related Commands
# zpool create datapool c0t0d0
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Create a basic pool named datapool |
# zpool create -f datapool c0t0d0
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Force the creation of a pool |
# zpool create -m /data datapool c0t0d0
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Create a pool with a different mount point than the default. |
# zpool create datapool raidz c3t0d0 c3t1d0 c3t2d0
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Create RAID-Z vdev pool |
# zpool add datapool raidz c4t0d0 c4t1d0 c4t2d0
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Add RAID-Z vdev to pool datapool |
# zpool create datapool raidz1 c0t0d0 c0t1d0 c0t2d0 c0t3d0 c0t4d0 c0t5d0
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Create RAID-Z1 pool |
# zpool create datapool raidz2 c0t0d0 c0t1d0 c0t2d0 c0t3d0 c0t4d0 c0t5d0
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Create RAID-Z2 pool |
# zpool create datapool mirror c0t0d0 c0t5d0
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Mirror c0t0d0 to c0t5d0 |
# zpool create datapool mirror c0t0d0 c0t5d0 mirror c0t2d0 c0t4d0
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disk c0t0d0 is mirrored with c0t5d0 and disk c0t2d0 is mirrored withc0t4d0 |
# zpool add datapool mirror c3t0d0 c3t1d0
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Add new mirrored vdev to datapool |
# zpool add datapool spare c1t3d0
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Add spare device c1t3d0 to the datapool |
# zpool create -n geekpool c1t3d0
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Do a dry run on pool creation |
Show file system info
# zfs list
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List all ZFS file system |
# zfs get all datapool
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List all properties of a ZFS file system |
Mount/Umount Related Commands
# zfs set mountpoint=/data datapool/fs1
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Set the mount-point of file system fs1 to /data |
# zfs mount datapool/fs1
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Mount fs1 file system |
# zfs umount datapool/fs1
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Umount ZFS file system fs1 |
# zfs mount -a
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Mount all ZFS file systems |
# zfs umount -a
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Umount all ZFS file systems |
Import/Export Commands
# zpool import
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List pools available for import |
# zpool import -a
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Imports all pools found in the search directories |
# zpool import -d
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To search for pools with block devices not located in /dev/dsk |
# zpool import -d /zfs datapool
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Search for a pool with block devices created in /zfs |
# zpool import oldpool newpool
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Import a pool originally named oldpool under new name newpool |
# zpool import 3987837483
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Import pool using pool ID |
# zpool export datapool
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Deport a ZFS pool named datapool |
# zpool export -f datapool
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Force the unmount and deport of a ZFS pool |
Clone Commands
# zfs clone datapool/fs1@10jan2014 /clones/fs1
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Clone an existing snapshot |
# zfs destroy datapool/fs1@10jan2014
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Destroy clone |
Show Pool Information
# zpool status -x
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Show pool status |
# zpool status -v datapool
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Show individual pool status in verbose mode |
# zpool list
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Show all the pools |
# zpool list -o name,size
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Show particular properties of all the pools (here, name and size) |
# zpool list -Ho name
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Show all pools without headers and columns |
File-system/Volume related commands
# zfs create datapool/fs1
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Create file-system fs1 under datapool |
# zfs create -V 1gb datapool/vol01
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Create 1 GB volume (Block device) in datapool |
# zfs destroy -r datapool
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destroy datapool and all datasets under it |
# zfs destroy -fr datapool/data
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destroy file-system or volume (data) and all related snapshots |
Set ZFS file system properties
# zfs set quota=1G datapool/fs1
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Set quota of 1 GB on filesystem fs1 |
# zfs set reservation=1G datapool/fs1
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Set Reservation of 1 GB on filesystem fs1 |
# zfs set mountpoint=legacy datapool/fs1
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Disable ZFS auto mounting and enable mounting through /etc/vfstab. |
# zfs set sharenfs=on datapool/fs1
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Share fs1 as NFS |
# zfs set compression=on datapool/fs1
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Enable compression on fs1 |
zfs set recordsize=[size] pool/dataset/name
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Set Dataset Record Size (Size should be a value like 16k, 128k, or 1M etc.) |
zfs get recordsize pool/dataset/name
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Get Dataset Record Size |
ZFS I/O performance
# zpool iostat 2
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Display ZFS I/O Statistics every 2 seconds |
# zpool iostat -v 2
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Display detailed ZFS I/O statistics every 2 seconds |
ZFS maintenance commands
# zpool scrub datapool
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Run scrub on all file systems under data pool |
# zpool offline -t datapool c0t0d0
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Temporarily offline a disk (until next reboot) |
# zpool online
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Online a disk to clear error count |
# zpool clear |
Clear error count without a need to the disk |
Snapshot Commands
# zfs snapshot datapool/fs1@12jan2014
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Create a snapshot named 12jan2014 of the fs1 filesystem |
# zfs list -t snapshot
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List snapshots |
# zfs rollback -r datapool/fs1@10jan2014
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Roll back to 10jan2014 (recursively destroy intermediate snapshots) |
# zfs rollback -rf datapool/fs1@10jan2014
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Roll back must and force unmount and remount |
# zfs destroy datapool/fs1@10jan2014
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Destroy snapshot created earlier |
# zfs send datapool/fs1@oct2013 > /geekpool/fs1/oct2013.bak
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Take a backup of ZFS snapshot locally |
# zfs receive anotherpool/fs1 < /geekpool/fs1/oct2013.bak
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Restore from the snapshot backup backup taken |
# zfs send datapool/fs1@oct2013 | zfs receive anotherpool/fs1
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Combine the send and receive operation |
# zfs send datapool/fs1@oct2013 | ssh node02 "zfs receive testpool/testfs"
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Send the snapshot to a remote system node02 |
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Created By
https://blog.rabin.io
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