Solaris 11 EA (b173) ZFS pool versions


Solaris 11 EA (Sep 2011 build 173) updated zpool version to 33:

$ zpool upgrade -v
This system is currently running ZFS pool version 33.

The following versions are supported:

--- --------------------------------------------------------
1 Initial ZFS version
2 Ditto blocks (replicated metadata)
3 Hot spares and double parity RAID-Z
4 zpool history
5 Compression using the gzip algorithm
6 bootfs pool property
7 Separate intent log devices
8 Delegated administration
9 refquota and refreservation properties
10 Cache devices
11 Improved scrub performance
12 Snapshot properties
13 snapused property
14 passthrough-x aclinherit
15 user/group space accounting
16 stmf property support
17 Triple-parity RAID-Z
18 Snapshot user holds
19 Log device removal
20 Compression using zle (zero-length encoding)
21 Deduplication
22 Received properties (Solaris Nevada b130 Dec 2009)
23 Slim ZIL
24 System attributes
25 Improved scrub stats
26 Improved snapshot deletion performance
27 Improved snapshot creation performance
28 Multiple vdev replacements (ZFS for Linux)
29 RAID-Z/mirror hybrid allocator
30 Encryption
31 Improved 'zfs list' performance (Solaris 11 Express b151a Nov 2010)
32 One MB blocksize
33 Improved share support (Solaris 11 EA b173 Sep 2011)

Solaris and external USB disks

Short tutorial on how to connect, format, mount, detach and reconnect external USB disks.

The used disk is WD20EARS connected to a USB port via Sharkoon Quickport Pro cradle.

Basically, you need only two commands:

  • rmformat – to determine the device name/path
  • zpool – to do the rest (create ZFS, mount, attach and detach)

Continue reading “Solaris and external USB disks”