> Congrats for integrating dedup!  Quick question: in what build
> of Nevada will dedep first be found?  b126 is the current one
> presently.

I had snv_127 and it was not there. So look for it in snv_128.

At the moment I have it on this :

# uname -a
SunOS neptune 5.11 Blastwave sun4u sparc SUNW,Sun-Fire-880
# cat /etc/motd
Sun Microsystems Inc.   SunOS 5.11      Blastwave       Nov. 07, 2009
SunOS Internal Development: dclarke 2009-Nov-07 [onnv-gate]
bfu'ed from /build/archives/sparc/nightly on 2009-11-07
Sun Microsystems Inc.   SunOS 5.11      snv_123 November 2008
#

# ptime zpool create -f -m legacy zp_dd mirror c1t1d0 c1t4d0 mirror c1t2d0
c1t5d0
real       25.249923700
user        0.676454500
sys         1.573842900

# ptime zfs create -o aclinherit=passthrough -o aclmode=passthrough -o
compression=on -o devices=off -o mountpoint=/build -o quota=8G -o
setuid=on -o xattr=on zp_dd/build

real        1.202545700
user        0.060382900
sys         0.080482000

# zfs get all zp_dd/build
NAME         PROPERTY              VALUE                  SOURCE
zp_dd/build  type                  filesystem             -
zp_dd/build  creation              Sat Nov  7 19:13 2009  -
zp_dd/build  used                  21K                    -
zp_dd/build  available             8.00G                  -
zp_dd/build  referenced            21K                    -
zp_dd/build  compressratio         1.00x                  -
zp_dd/build  mounted               yes                    -
zp_dd/build  quota                 8G                     local
zp_dd/build  reservation           none                   default
zp_dd/build  recordsize            128K                   default
zp_dd/build  mountpoint            /build                 local
zp_dd/build  sharenfs              off                    default
zp_dd/build  checksum              on                     default
zp_dd/build  compression           on                     local
zp_dd/build  atime                 on                     default
zp_dd/build  devices               off                    local
zp_dd/build  exec                  on                     default
zp_dd/build  setuid                on                     local
zp_dd/build  readonly              off                    default
zp_dd/build  zoned                 off                    default
zp_dd/build  snapdir               hidden                 default
zp_dd/build  aclmode               passthrough            local
zp_dd/build  aclinherit            passthrough            local
zp_dd/build  canmount              on                     default
zp_dd/build  shareiscsi            off                    default
zp_dd/build  xattr                 on                     local
zp_dd/build  copies                1                      default
zp_dd/build  version               4                      -
zp_dd/build  utf8only              off                    -
zp_dd/build  normalization         none                   -
zp_dd/build  casesensitivity       sensitive              -
zp_dd/build  vscan                 off                    default
zp_dd/build  nbmand                off                    default
zp_dd/build  sharesmb              off                    default
zp_dd/build  refquota              none                   default
zp_dd/build  refreservation        none                   default
zp_dd/build  primarycache          all                    default
zp_dd/build  secondarycache        all                    default
zp_dd/build  usedbysnapshots       0                      -
zp_dd/build  usedbydataset         21K                    -
zp_dd/build  usedbychildren        0                      -
zp_dd/build  usedbyrefreservation  0                      -
zp_dd/build  logbias               latency                default
zp_dd/build  dedup                 off                    default
zp_dd/build  mlslabel              none                   default

# zfs set dedup=on zp_dd/build



I did a restore of a full ON build workspace and see this :

# zpool get size,capacity,version,dedupratio,free,allocated zp_dd
NAME   PROPERTY    VALUE    SOURCE
zp_dd  size        67.5G    -
zp_dd  capacity    4%       -
zp_dd  version     21       default
zp_dd  dedupratio  1.16x    -
zp_dd  free        64.4G    -
zp_dd  allocated   3.06G    -
#

# zfs get used,referenced,compressratio,compression,copies,dedup zp_dd/build
NAME         PROPERTY       VALUE             SOURCE
zp_dd/build  used           3.46G             -
zp_dd/build  referenced     3.46G             -
zp_dd/build  compressratio  2.16x             -
zp_dd/build  compression    on                local
zp_dd/build  copies         1                 default
zp_dd/build  dedup          on                local

Note the ZFS version here :

# zpool get size,capacity,version,dedupratio,free,allocated neptune_rpool
NAME           PROPERTY    VALUE    SOURCE
neptune_rpool  size        33.8G    -
neptune_rpool  capacity    62%      -
neptune_rpool  version     18       local
neptune_rpool  dedupratio  1.00x    -
neptune_rpool  free        12.5G    -
neptune_rpool  allocated   21.3G    -

I'm currently running tests with this :

http://www.blastwave.org/dclarke/crucible_source.txt

-- 
Dennis Clarke
dcla...@opensolaris.ca  <- Email related to the open source Solaris
dcla...@blastwave.org   <- Email related to open source for Solaris


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