ZFS MFC heads down
Kip Macy
kmacy at freebsd.org
Thu May 21 20:15:12 UTC 2009
> 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%
Your snapshots are using two thirds of your used capacity. 'df' only
knows about the mounted file system.
Cheers,
Kip
>
> 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
>> _______________________________________________
>> freebsd-stable at freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
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>
>
--
When bad men combine, the good must associate; else they will fall one
by one, an unpitied sacrifice in a contemptible struggle.
Edmund Burke
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