Cyril Plisko wrote:
> On 7/16/07, tayo <[EMAIL PROTECTED]> wrote:
>   
>> Hi ,
>>
>> Can one increase (or decrease )  a ZFS file system like the Veritas one 
>> (vxresize)?
>> What is the command  line syntax please ?
>> ..you can just make up an example ..
>>
>> for example in veritas :
>> "/etc/vx/bin/vxresize -x -F vxfs -g DG1 volume_name  new_total_size"
>>  Will increase  "volume_name"    to "new_total_size
> there is no need to increase ZFS file system, since it has no
> fixed size. It just grows on demand by drawing the blocks
> out of the zpool it belongs to. It is, of course, limited in growth
> by the total amount of free storage available in this zpool.
> The zpool itself can be grown online by adding new devices
> to it.
>   
Another way to look at it is that the equivalent operation is increasing 
the quota on that filesystem.

If your pool isn't big enough to support the increase, you may also have 
to add more vdevs (of appropriate redundancy) to your pool.  (You can 
also add vdevs of inappropriate redundancy, and that works fine, except 
for the minor matter of the safety of your data.)

-- 
David Dyer-Bennet, [EMAIL PROTECTED]; http://dd-b.net/dd-b
Pics: http://dd-b.net/dd-b/SnapshotAlbum, http://dd-b.net/photography/gallery
Dragaera: http://dragaera.info

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