Documentation: https://github.com/zfsonlinux/zfs/wiki/Admin-Documentation
Manual Pages: https://zfs.datto.com/man/
Milestones: https://github.com/zfsonlinux/zfs/milestones
modinfo zfs //check current ZFS version
zfs list //list pool with datasets
zfs list -r pool //show all datasets in a pool with size and mountpoint
zfs list -r -o name,mountpoint,mounted //check if datasets are mounted
zpool status (pool)
zpool list
zpool list -v
zpool iostat (pool 1)
zpool iostat -v
Activate NFS on dataset:
zfs set sharenfs=on pool/dataset
zfs get sharenfs pool/dataset
Usefull comands when replacing a failed disk:
ls -l /dev/disk/by-id/ // Disk ID's
zdb // Display zpool debugging and consistency information
smartctl -a /dev/ada0 // S.M.A.R.T info
wipefs -a new_hdd // remove ext4 filesystem
zpool replace data old_hdd new_hdd // Replace HDD
Scrub cronjob:
cat /etc/cron.d/zfsutils-linux
Add and remove Log & L2ARC:
zpool add data log sda1
zpool add data cache sda2
zpool remove data log sda1
zpool remove data cache sda2
