ZFS MFC heads down

Mike Tancsa mike at sentex.net
Thu May 21 20:09:33 UTC 2009


At 03:35 PM 5/21/2009, Kirk Strauser wrote:
>On Wednesday 20 May 2009 06:43:13 pm Kip Macy wrote:
>
> > The MFC went in r192498. Please let me know if you have any problems.
>
>So far so good here (amd64, Core2 Duo, ICH9 SATA) but I'm too chicken to
>upgrade the on-disk format yet.


I did an update on one of my less critical boxes today.  I upgraded 
the version as well to lucky 13 :)  So far so good!  I am rsyncing a 
few hundred GB to it now.  One thing I noticed, and not sure if this 
is normal because of the compression, the capacity shows 31%, df shows 13%

0[offsite]# zpool status
   pool: tank1
  state: ONLINE
  scrub: none requested
config:

         NAME        STATE     READ WRITE CKSUM
         tank1       ONLINE       0     0     0
           raidz1    ONLINE       0     0     0
             ad4     ONLINE       0     0     0
             ad8     ONLINE       0     0     0
             ad12    ONLINE       0     0     0
             ad14    ONLINE       0     0     0

errors: No known data errors
0[offsite]# zpool get all tank1
NAME   PROPERTY       VALUE       SOURCE
tank1  size           5.44T       -
tank1  used           1.69T       -
tank1  available      3.75T       -
tank1  capacity       31%         -
tank1  altroot        -           default
tank1  health         ONLINE      -
tank1  guid           7336939736750289319  -
tank1  version        13          default
tank1  bootfs         -           default
tank1  delegation     on          default
tank1  autoreplace    off         default
tank1  cachefile      -           default
tank1  failmode       wait        default
tank1  listsnapshots  off         default
0[offsite]# df
Filesystem     1K-blocks       Used      Avail Capacity  Mounted on
/dev/ad6s1a       2026030    406192    1457756    22%    /
devfs                   1         1          0   100%    /dev
/dev/ad6s1d       2026030       112    1863836     0%    /tmp
/dev/ad6s1e      40622796   4937888   32435086    13%    /usr
/dev/ad6s1f      20844174   1258572   17918070     7%    /var
tank1          3399088000 457597952 2941490048    13%    /tank1
tank1 at 20090510 3391231232 449741184 
2941490048    13%    /tank1/.zfs/snapshot/20090510
tank1 at 20090517 3391393408 449903360 
2941490048    13%    /tank1/.zfs/snapshot/20090517
0[offsite]#


0[offsite]# zfs get all
NAME            PROPERTY              VALUE                  SOURCE
tank1           type                  filesystem             -
tank1           creation              Fri May  8 13:44 2009  -
tank1           used                  1.27T                  -
tank1           available             2.74T                  -
tank1           referenced            437G                   -
tank1           compressratio         1.63x                  -
tank1           mounted               yes                    -
tank1           quota                 none                   default
tank1           reservation           none                   default
tank1           recordsize            128K                   default
tank1           mountpoint            /tank1                 default
tank1           sharenfs              off                    default
tank1           checksum              on                     default
tank1           compression           on                     local
tank1           atime                 off                    local
tank1           devices               on                     default
tank1           exec                  on                     default
tank1           setuid                on                     default
tank1           readonly              off                    default
tank1           jailed                off                    default
tank1           snapdir               visible                local
tank1           aclmode               groupmask              default
tank1           aclinherit            restricted             default
tank1           canmount              on                     default
tank1           shareiscsi            off                    default
tank1           xattr                 off                    temporary
tank1           copies                1                      default
tank1           version               1                      -
tank1           utf8only              off                    -
tank1           normalization         none                   -
tank1           casesensitivity       sensitive              -
tank1           vscan                 off                    default
tank1           nbmand                off                    default
tank1           sharesmb              off                    default
tank1           refquota              none                   default
tank1           refreservation        none                   default
tank1           primarycache          all                    default
tank1           secondarycache        all                    default
tank1 at 20090510  type                  snapshot               -
tank1 at 20090510  creation              Sun May 10 12:37 2009  -
tank1 at 20090510  used                  429G                   -
tank1 at 20090510  referenced            429G                   -
tank1 at 20090510  compressratio         1.65x                  -
tank1 at 20090510  devices               on                     default
tank1 at 20090510  exec                  on                     default
tank1 at 20090510  setuid                on                     default
tank1 at 20090510  shareiscsi            off                    default
tank1 at 20090510  xattr                 off                    temporary
tank1 at 20090510  version               1                      -
tank1 at 20090510  utf8only              off                    -
tank1 at 20090510  normalization         none                   -
tank1 at 20090510  casesensitivity       sensitive              -
tank1 at 20090510  nbmand                off                    default
tank1 at 20090510  primarycache          all                    default
tank1 at 20090510  secondarycache        all                    default
tank1 at 20090517  type                  snapshot               -
tank1 at 20090517  creation              Sun May 17 13:29 2009  -
tank1 at 20090517  used                  429G                   -
tank1 at 20090517  referenced            429G                   -
tank1 at 20090517  compressratio         1.62x                  -
tank1 at 20090517  devices               on                     default
tank1 at 20090517  exec                  on                     default
tank1 at 20090517  setuid                on                     default
tank1 at 20090517  shareiscsi            off                    default
tank1 at 20090517  xattr                 off                    temporary
tank1 at 20090517  version               1                      -
tank1 at 20090517  utf8only              off                    -
tank1 at 20090517  normalization         none                   -
tank1 at 20090517  casesensitivity       sensitive              -
tank1 at 20090517  nbmand                off                    default
tank1 at 20090517  primarycache          all                    default
tank1 at 20090517  secondarycache        all                    default
0[offsite]#



>--
>Kirk Strauser
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