Maybe a basic zfs question ...
I have a pool:
# zpool status backup
  pool: backup
 state: ONLINE
 scrub: none requested
config:
        NAME          STATE     READ WRITE CKSUM
        backup        ONLINE       0     0     0
          mirror      ONLINE       0     0     0
            c1t0d0s1  ONLINE       0     0     0
            c2t0d0s1  ONLINE       0     0     0
          raidz2      ONLINE       0     0     0
            c1t1d0    ONLINE       0     0     0
            c1t2d0    ONLINE       0     0     0
            c1t3d0    ONLINE       0     0     0
            c1t4d0    ONLINE       0     0     0
            c1t5d0    ONLINE       0     0     0
            c1t6d0    ONLINE       0     0     0
            c1t7d0    ONLINE       0     0     0
            c2t1d0    ONLINE       0     0     0
            c2t2d0    ONLINE       0     0     0
            c2t3d0    ONLINE       0     0     0
            c2t4d0    ONLINE       0     0     0
            c2t5d0    ONLINE       0     0     0
            c2t6d0    ONLINE       0     0     0
            c2t7d0    ONLINE       0     0     0
For which list reports:
# zpool list backup
NAME     SIZE   USED  AVAIL    CAP  HEALTH  ALTROOT
backup  13.5T   434K  13.5T     0%  ONLINE  -
Yet df and zfs list shows something else:
root at backup1:~# zfs list
NAME                             USED  AVAIL  REFER  MOUNTPOINT
backup                           262K  11.5T  1.78K  none
backup/files                    32.0K  11.5T  32.0K  /export/files
...
# df -h
Filesystem             size   used  avail capacity  Mounted on
...
backup/files            11T    32K    11T     1%    /export/files
Why does AVAIL differ for such a large amount?
(NexentaOS_20080131)
-- 
Jure Pe?ar
http://jure.pecar.org
Jure Pe?ar wrote:> Maybe a basic zfs question ... > > I have a pool: > > # zpool status backup > pool: backup > state: ONLINE > scrub: none requested > config: > > NAME STATE READ WRITE CKSUM > backup ONLINE 0 0 0 > mirror ONLINE 0 0 0 > c1t0d0s1 ONLINE 0 0 0 > c2t0d0s1 ONLINE 0 0 0 > raidz2 ONLINE 0 0 0 > c1t1d0 ONLINE 0 0 0 > c1t2d0 ONLINE 0 0 0 > c1t3d0 ONLINE 0 0 0 > c1t4d0 ONLINE 0 0 0 > c1t5d0 ONLINE 0 0 0 > c1t6d0 ONLINE 0 0 0 > c1t7d0 ONLINE 0 0 0 > c2t1d0 ONLINE 0 0 0 > c2t2d0 ONLINE 0 0 0 > c2t3d0 ONLINE 0 0 0 > c2t4d0 ONLINE 0 0 0 > c2t5d0 ONLINE 0 0 0 > c2t6d0 ONLINE 0 0 0 > c2t7d0 ONLINE 0 0 0 > > For which list reports: > > # zpool list backup > NAME SIZE USED AVAIL CAP HEALTH ALTROOT > backup 13.5T 434K 13.5T 0% ONLINE - > > > Yet df and zfs list shows something else: > > root at backup1:~# zfs list > NAME USED AVAIL REFER MOUNTPOINT > backup 262K 11.5T 1.78K none > backup/files 32.0K 11.5T 32.0K /export/files > ... > > # df -h > Filesystem size used avail capacity Mounted on > ... > backup/files 11T 32K 11T 1% /export/files > > > Why does AVAIL differ for such a large amount? >They represent two different things. See the man pages for zpool and zfs for a description of their meanings. -- richard> (NexentaOS_20080131) > >