[Ocfs2-users] Issue with files and folder ownership

Wed Aug 29 11:10:25 PDT 2012

I would recommend pacemaker if the distribution you are using has all the
bits.
Manual building gets messy. Suse based distros have all the bits required
for ocfs2+pacemaker.

On Tue, Aug 28, 2012 at 10:40 PM, Emilien Macchi <
emilien.macchi at stackops.com> wrote:

> Hi,
>
> On Wed, Aug 29, 2012 at 7:25 AM, Sunil Mushran <sunil.mushran at gmail.com>wrote:
>
>> Isn't the mount point is local to the machine?
>
>
> I use iSCSI for the Block device and I mount the device (/dev/sdc1) at
> /var/lib/nova/instances.
>
> I've formated /dev/sdc1 in OCFS2 FS.
>
> Should I use Pacemaker to manage OCFS2 ?
>
> Thanks,
>
> -Emilien
>
>
>>
>> On Tue, Aug 28, 2012 at 10:14 PM, Emilien Macchi <
>> emilien.macchi at stackops.com> wrote:
>>
>>> Hi,
>>>
>>> On Wed, Aug 29, 2012 at 12:36 AM, Sunil Mushran <sunil.mushran at gmail.com
>>> > wrote:
>>>
>>>> Permissions on the mount point should be local to a machine.
>>>
>>>
>>> That's unthinkable if you consider that's a cluster FS which respects
>>> POSIX rules.
>>>
>>>
>>> -Emilien
>>>
>>>
>>>
>>>> AFAIK.
>>>>
>>>> On Mon, Aug 27, 2012 at 3:08 AM, Emilien Macchi <
>>>> emilien.macchi at stackops.com> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>>
>>>>> I'm working on a two nodes cluster with the goal to store virtual
>>>>> machines managed by OpenStack services and KVM Hypervisor. I also use iSCSI
>>>>> Multi-Pathing for the block device.
>>>>>
>>>>> My cluster is running and I can mount the device (/dev/sdd1).
>>>>>
>>>>> I'm having some problems with POSIX rights :
>>>>>
>>>>>    - *chmod* on a file or folder is working.
>>>>>    - *chown* on a file or folder is not working as I want : I'm
>>>>>    trying to change the ownership of */var/lib/nova/instances* which
>>>>>    is my mount point, but when I do that, the ownership setting is not applied
>>>>>    on the second node.
>>>>>
>>>>> I can't use yet OpenStack + KVM because the mount point should have
>>>>> the "nova" user as POSIX owner.
>>>>>
>>>>> Here is my *cluster.conf* :
>>>>> http://paste.openstack.org/show/oPQR5pjZETz7xSAR04so/
>>>>> And my mount point :
>>>>> */dev/sdd1 on /var/lib/nova/instances type ocfs2
>>>>> (rw,_netdev,heartbeat=local)*
>>>>>
>>>>>
>>>>> In advance thank you for your help.
>>>>>
>>>>>
>>>>> Best regards
>>>>>
>>>>> --
>>>>> Emilien Macchi
>>>>> *System Engineer*
>>>>> *www.stackops.com
>>>>>
>>>>> | *emilien.macchi at stackops.com**  *|* skype:emilien.macchi*
>>>>> * <http://www.stackops.com>
>>>>> *
>>>>>
>>>>> *
>>>>>
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>>>>
>>>
>>>
>>> --
>>> Emilien Macchi
>>> *System Engineer*
>>> *www.stackops.com
>>>
>>> | *emilien.macchi at stackops.com**  *|* skype:emilien.macchi*
>>> * <http://www.stackops.com>
>>> *
>>>
>>> *
>>>
>>> ******************** ADVERTENCIA LEGAL ********************
>>> Le informamos, como destinatario de este mensaje, que el correo
>>> electrónico y las comunicaciones por medio de Internet no permiten asegurar
>>> ni garantizar la confidencialidad de los mensajes transmitidos, así como
>>> tampoco su integridad o su correcta recepción, por lo que STACKOPS
>>> TECHNOLOGIES S.L. no asume responsabilidad alguna por tales circunstancias.
>>> Si no consintiese en la utilización del correo electrónico o de las
>>> comunicaciones vía Internet le rogamos nos lo comunique y ponga en nuestro
>>> conocimiento de manera inmediata. Este mensaje va dirigido, de manera
>>> exclusiva, a su destinatario y contiene información confidencial y sujeta
>>> al secreto profesional, cuya divulgación no está permitida por la ley. En
>>> caso de haber recibido este mensaje por error, le rogamos que, de forma
>>> inmediata, nos lo comunique mediante correo electrónico remitido a nuestra
>>> atención y proceda a su eliminación, así como a la de cualquier documento
>>> adjunto al mismo. Asimismo, le comunicamos que la distribución, copia o
>>> utilización de este mensaje, o de cualquier documento adjunto al mismo,
>>> cualquiera que fuera su finalidad, están prohibidas por la ley.
>>>
>>> ***************** PRIVILEGED AND CONFIDENTIAL ****************
>>> We hereby inform you, as addressee of this message, that e-mail and
>>> Internet do not guarantee the confidentiality, nor the completeness or
>>> proper reception of the messages sent and, thus, STACKOPS TECHNOLOGIES S.L.
>>> does not assume any liability for those circumstances. Should you not agree
>>> to the use of e-mail or to communications via Internet, you are kindly
>>> requested to notify us immediately. This message is intended exclusively
>>> for the person to whom it is addressed and contains privileged and
>>> confidential information protected from disclosure by law. If you are not
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>>>
>>>
>>
>
>
> --
> Emilien Macchi
> *System Engineer*
> *www.stackops.com
>
> | *emilien.macchi at stackops.com**  *|* skype:emilien.macchi*
> * <http://www.stackops.com>
> *
>
> *
>
> ******************** ADVERTENCIA LEGAL ********************
> Le informamos, como destinatario de este mensaje, que el correo
> electrónico y las comunicaciones por medio de Internet no permiten asegurar
> ni garantizar la confidencialidad de los mensajes transmitidos, así como
> tampoco su integridad o su correcta recepción, por lo que STACKOPS
> TECHNOLOGIES S.L. no asume responsabilidad alguna por tales circunstancias.
> Si no consintiese en la utilización del correo electrónico o de las
> comunicaciones vía Internet le rogamos nos lo comunique y ponga en nuestro
> conocimiento de manera inmediata. Este mensaje va dirigido, de manera
> exclusiva, a su destinatario y contiene información confidencial y sujeta
> al secreto profesional, cuya divulgación no está permitida por la ley. En
> caso de haber recibido este mensaje por error, le rogamos que, de forma
> inmediata, nos lo comunique mediante correo electrónico remitido a nuestra
> atención y proceda a su eliminación, así como a la de cualquier documento
> adjunto al mismo. Asimismo, le comunicamos que la distribución, copia o
> utilización de este mensaje, o de cualquier documento adjunto al mismo,
> cualquiera que fuera su finalidad, están prohibidas por la ley.
>
> ***************** PRIVILEGED AND CONFIDENTIAL ****************
> We hereby inform you, as addressee of this message, that e-mail and
> Internet do not guarantee the confidentiality, nor the completeness or
> proper reception of the messages sent and, thus, STACKOPS TECHNOLOGIES S.L.
> does not assume any liability for those circumstances. Should you not agree
> to the use of e-mail or to communications via Internet, you are kindly
> requested to notify us immediately. This message is intended exclusively
> for the person to whom it is addressed and contains privileged and
> confidential information protected from disclosure by law. If you are not
> the addressee indicated in this message, you should immediately delete it
> and any attachments and notify the sender by reply e-mail. In such case,
> you are hereby notified that any dissemination, distribution, copying or
> use of this message or any attachments, for any purpose, is strictly
> prohibited by law.
>
>
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