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