Re: [Xen-users] LV resize encrypted volume

[Jan Bakuwel <jan.bakuwel@xxxxxxxxx>]

Hi Fajar,

On 21/03/12 11:56, Fajar A. Nugraha wrote:
> On Wed, Mar 21, 2012 at 5:33 AM, Jan Bakuwel <jan.bakuwel@xxxxxxxxx> wrote:
>> Hi Shane,
>>
>> On 20/03/12 10:52, Shane Johnson wrote:
>>> Jan - One thing that came to mind while reading your post, is do you
>>> need to tell the the encryption mechanism to resize the disk?  It
>>> would seem that you would as from all the encryption tools I have
>>> used, they encrypt the entire medium not just the data.  Hope you find
>>>  your answer.
>> Yes, I do have to tell the encryption mechanims to resize the encrypted
>> volume as well.
>> But I'm not there yet. The underlying blockdevice reports the incorrect
>> (old) size so cryptsetup resize and xfs_growfs can't do anything until
>> they see that the size of the block device has increased.
> Also, did you do encryption on dom0 side, or domU side?
>
> If it's dom0 side, then Shane's comments are correct.

The (luks) encryption is taking place in domU. dom0 only provides the
storage.

cheers,
Jan



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