Prerequisites
-> FreeBSD
-> Solaris
-> MacOS (only Userland)
SunOS openindiana 5.11 oi_151a5 i86pc i386 i86pc Solaris.
Pool Creation
Input VM:
format < /dev/null
Output VM:
AVAILABLE DISK SELECTIONS: 0. c4t0d0 /pci@0,0/pci8086,2829@d/disk@0,0 1. c5t0d0 /pci@0,0/pci1000,8000@16/sd@0,0 2. c5t1d0 /pci@0,0/pci1000,8000@16/sd@1,0 3. c5t2d0 /pci@0,0/pci1000,8000@16/sd@2,0 4. c5t3d0 /pci@0,0/pci1000,8000@16/sd@3,0 5. c5t4d0 /pci@0,0/pci1000,8000@16/sd@4,0 6. c5t5d0 /pci@0,0/pci1000,8000@16/sd@5,0 7. c5t6d0 /pci@0,0/pci1000,8000@16/sd@6,0 8. c5t7d0 /pci@0,0/pci1000,8000@16/sd@7,0
Input VM:
zpool create tank raidz c5t0d0 c5t1d0 c5t2d0 zpool status ... ls -al /tank
Output VM:
pool: tank
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
c5t0d0 ONLINE 0 0 0
c5t1d0 ONLINE 0 0 0
c5t2d0 ONLINE 0 0 0
errors: No known data errors
(Raid5)
... total 4 drwxr-xr-x 2 root root 2 2012-10-23 22:02 . drwxr-xr-x 25 root root 28 2012-10-23 22:02 ..
Input VM:
zpool create tank raidz1 c5t0d0 c5t1d0 c5t2d0 spare c5t3d0 zpool status zpool list
Output VM:
pool: tank
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
c5t0d0 ONLINE 0 0 0
c5t1d0 ONLINE 0 0 0
c5t2d0 ONLINE 0 0 0
spares
c5t3d0 AVAIL
errors: No known data errors
...
zpool list
NAME SIZE ALLOC FREE EXPANDSZ CAP DEDUP HEALTH ALTROOT
tank 1,46G 185K 1,46G - 0% 1.00x ONLINE -
*The 1,5G does not reflect the real availible space. If you copy a 1G File to the Pool it will use 1,5G (1G + 512M Parity).
Input VM:
zpool create tank raidz1 c5t0d0 c5t1d0 c5t2d0 raidz1 c5t4d0 c5t5d0 c5t6d0
Output VM:
pool: tank
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
c5t0d0 ONLINE 0 0 0
c5t1d0 ONLINE 0 0 0
c5t2d0 ONLINE 0 0 0
raidz1-1 ONLINE 0 0 0
c5t4d0 ONLINE 0 0 0
c5t5d0 ONLINE 0 0 0
c5t6d0 ONLINE 0 0 0
errors: No known data errors
(Raid50 = Raid5 + Raid5)
Input VM:
zpool create tank raidz1 c5t0d0 c5t1d0 c5t2d0 spare c5t3d0
Failure Handling
Input Host:
echo /dev/random >> 1.vdi
Wait for it…
or Input VM:
pool: tank
state: DEGRADED
status: One or more devices has experienced an unrecoverable error. An
attempt was made to correct the error. Applications are unaffected.
action: Determine if the device needs to be replaced, and clear the errors
using 'zpool clear' or replace the device with 'zpool replace'.
see: http://illumos.org/msg/ZFS-8000-9P
scan: resilvered 66K in 0h0m with 0 errors on Tue Oct 23 22:14:19 2012
config:
NAME STATE READ WRITE CKSUM
tank DEGRADED 0 0 0
raidz1-0 DEGRADED 0 0 0
spare-0 DEGRADED 0 0 0
c5t0d0 DEGRADED 0 0 64 too many errors
c5t3d0 ONLINE 0 0 0
c5t1d0 ONLINE 0 0 0
c5t2d0 ONLINE 0 0 0
spares
c5t3d0 INUSE currently in use
errors: No known data errors
Input VM:
zpool clear tank ... zpool detach tank c5t0d0 zpool replace tank c5t0d0 c5t7d0
Input VM:
zfs create tank/home zfs create tank/home/user1 ... chown -R user:staff /tank/home/user1 ... zfs get all tank/home/user1 ... zfs set sharesmb=on tank/home/user1 ... zfs set quota=500M tank/home/user1
Copy File from MacOS into SMB Share.
Snapshot
Input VM:
zfs snapshot tank/home/user1@basic ... zfs list ... zfs list -t snapshot
Output VM:
NAME USED AVAIL REFER MOUNTPOINT rpool1/ROOT/openindiana@install 84,0M - 1,55G - tank/home/user1@basic 0 - 42,6K -
Input VM:
zfs snapshot -r tank/home@backup ... zfs list -t snapshot
Output VM:
NAME USED AVAIL REFER MOUNTPOINT rpool1/ROOT/openindiana@install 84,0M - 1,55G - tank/home@backup 0 - 41,3K - tank/home/user1@basic 0 - 42,6K - tank/home/user1@backup 0 - 42,6K -
Input VM:
zfs clone tank/home/user1@basic tank/home/user2
Output VM:
tank/home/user2 1,33K 894M 70,3M /tank/home/user2
Restoring Snapshots
Delete ZIP File in SMB-Share.
Input VM:
ls -al tank/home/user1 ... zfs rollback tank/home/user1@backup
Output VM:
ls -al tank/home/user1
Resizing a Pool
Input VM:
zpool list ... zpool replace tank c5t0d0 c5t4d0 zpool replace tank c5t1d0 c5t5d0 zpool replace tank c5t2d0 c5t6d0 ... zpool scrub tank ... zpool list
Output VM:
NAME SIZE ALLOC FREE EXPANDSZ CAP DEDUP HEALTH ALTROOT tank 1,46G 381K 1,46G 1,50G 0% 1.00x ONLINE -
Input VM:
zpool set autoexpand=on tank
Using ZFS for Backups
Bash-Script
rsync -avrz --progress --delete /Users/user root@nas.local::user-backup/ backupdate=$(date "+%Y-%m-%d") ssh root@nas.local zfs snapshot tank/backup@$backupdate