zfs-discuss@opensolaris.org
[Top] [All Lists]

Re: [zfs-discuss] enlarge a mirrored pool

Subject: Re: [zfs-discuss] enlarge a mirrored pool
From: Neil Perrin
Date: Fri, 12 Oct 2007 21:34:07 -0600

Erik Trimble wrote:
> Ivan Wang wrote:
>> Hi all,
>>
>> Forgive me if this is a dumb question. Is it possible for a two-disk 
>> mirrored zpool to be seamlessly enlarged by gradually replacing previous 
>> disk with larger one?
>>
>> Say, in a constrained desktop, only space for two internal disks is 
>> available, could I just begin with two 160G disks, then at some time, 
>> replace one of the 160G with 250G, resilvering, then replace another 160G, 
>> and finally get a two-disk 250G mirrored pool?
>>
>> Cheers,
>> Ivan.
>>  
>>  
>> This message posted from opensolaris.org
>> _______________________________________________
>> zfs-discuss mailing list
>> zfs-discuss@xxxxxxxxxxxxxxx
>> http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
> 
> Yes.
> 
> After both drives are replaced, you will automatically see the 
> additional space.

I believe currently after the last replace an import/export sequence
is needed to force zfs to see the increased size.

Neil.
 
_______________________________________________
zfs-discuss mailing list
zfs-discuss@xxxxxxxxxxxxxxx
http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

<Prev in Thread] Current Thread [Next in Thread>