[one-users] OpenNebula KVM / LVM / CentOS "journal I/O commit error"

[Jaime Melis]

Thanks for letting us know.

I'll run some tests, because the SIZE attribute shouldn't be ignored.

Cheers,
Jaime

On Fri, Jun 1, 2012 at 9:58 AM, Vogl, Yves <vogl at adesso-mobile.de> wrote:

>  Hi Jaime,
>
>  sorry for my late reply.
>
>  We identified the problem - the snapshot which was created was too
> small. It seems that the "SIZE" attribute was ignored.
> The COW-table size was at 512MB which is the default.
>
>  We fixed this problem by adjusting the default value in the driver
> configuration.
>
>  Cheers!
>
>  Yves
>
>
>  On 23.05.2012, at 15:58, Jaime Melis wrote:
>
> Hello Yves,
>
>  Could it be that you don't have rw access to the image? Can you
> double-check your permissions?
>
>  ls -l $(readlink -f /var/lib/one/datastores/0/<VM_ID>/disk.0)
>
>  take a look at the group attribute of that block device. Can oneadmin
> read/write it? If that's not the case you'll probably need to
>
>  gpasswd -a oneadmin <block_device_group>
>
>  BTW: I'm taking notice of this to reflect it in the documentation
>
>  cheers
>
> On Tue, May 22, 2012 at 5:43 PM, Vogl, Yves <vogl at adesso-mobile.de> wrote:
>
>> Hi,
>>
>> we are experiencing trouble when using OpenNebula with KVM, LVM on CentOS.
>>
>> We've tried using virtio and ide, with and without caching - the problem
>> remains.
>>
>> The VM mounts its filesystem readonly and logs "journal I/O commit
>> error", on the host system we get "end_request: I/O error, dev vda, sector"
>> errors.
>>
>> Has some experienced similar problems?
>>
>> Cheers,
>> Yves
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org
>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>
>
>
>
>  --
> Jaime Melis
> Project Engineer
> OpenNebula - The Open Source Toolkit for Cloud Computing
> www.OpenNebula.org | jmelis at opennebula.org
>
>
>


-- 
Jaime Melis
Project Engineer
OpenNebula - The Open Source Toolkit for Cloud Computing
www.OpenNebula.org | jmelis at opennebula.org
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