zfs

ZFS tips

Destroy zfs partition

Assuming the partition is /usr/todelete.

Using zfs:

zfs desteroy zroot/usr/todelete

Show raid status

zpool status -x

New disk

Destroy existing partition table:

gpart destroy -F da1

Add a new partition table:

gpart create -s gpt da1

Create a partition:

gpart add -t freebsd-zfs -a 1m  da1

Encrypt:

geli init -l 256 -s 4096 da1

Open:

geli attach da1

Create zfs pool:

zpool create tube /dev/da1.eli

New raid1

Destroy existing partition table:

gpart destroy -F da1
gpart destroy -F da2

Add a new partition table:

gpart add -t freebsd-zfs -a 4k -b 1M da1
gpart add -t freebsd-zfs -a 4k -b 1M da2

Encrypt:

geli init -l 256 -s 4096 /dev/da1p1
geli init -l 256 -s 4096 /dev/da2p1

Open:

geli attach /dev/da1p1
geli attach /dev/da2p1

Create zfs pool:

zpool create tank mirror da1p1.eli da2p1.eli