Solaris Kernel 144501-19: zpool version 29, zfs version 5

Since Kernel patch/update 144501-19, Oracle now puts zpool version 29 and zfs version 5 into production. One visible change is the more detailed status when doing a scrub or a resilver operation:

# zpool status

pool: rpool

state: ONLINE

scan: scrub in progress since Mon Aug  8 16:18:21 2011

    1.98G scanned out of 3.66G at 50.7M/s, 0h0m to go

    1.98G scanned out of 3.66G at 50.7M/s, 0h0m to go

    0 repaired, 54.13% done

config:

        NAME        STATE     READ WRITE CKSUM

              rpool       ONLINE       0     0     0

          c1t0d0s0  ONLINE       0     0     0

errors: No known data errors

Changes since zpool 22:

VER  DESCRIPTION

—  ——————————————————–

 [...]

 23  Slim ZIL

 24  System attributes

 25  Improved scrub stats

 26  Improved snapshot deletion performance

 27  Improved snapshot creation performance

 28  Multiple vdev replacements

 29  RAID-Z/mirror hybrid allocator

History of zfs versions:

VER  DESCRIPTION

—  ——————————————————–

 1   Initial ZFS filesystem version

 2   Enhanced directory entries

 3   Case insensitive and File system unique identifier (FUID)

 4   userquota, groupquota properties

 5   System attributes