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Re: [Linux-cluster] How backup domU partition from dom0?



On Sat, Sep 5, 2009 at 2:42 AM, Miguel Sanchez<ntadmin fi upm es> wrote:
> Fajar A. Nugraha escribió:

>>
>> Did you know that if you mount an ext3 partition READ ONLY you could
>> actually do a WRITE to that partition to replay the journal, and so
>> cause possible data corruption?
>>
>
> No, I don't. Then could the partition within dom0 be defined readonly with
> 'blockdev --setro' and avoid any write, direcly in the data as well as
> possible replaying the journal?

AFAIK if you do that you won't be able to replay the journal, and
kernel will refuse to mount it :P

-- 
Fajar


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