[Linux-cluster] mounting a replicated lun

[Paras pradhan]

Hi Bob, the new replicated LUN is same as the original and wondering if I
could replace the orignial lun by the new lun without doing manual work.

-Paras.


On Wed, Nov 20, 2013 at 4:54 PM, Bob Peterson <rpeterso at redhat.com> wrote:

> ----- Original Message -----
> | Great . I will test and let you guys know how it goes. Meanwhile you guys
> | can answer me a question.
> |
> | a) I have a lun (gfs2) mounted to /test
> | b) I replicate it
> | c) I undefine my original lun from this cluster node
> | d) I now assign the replicated lun to the same cluster node
> | e) I issue a lip
> |
> | Since the luns are same in all aspects, will it automatically configure
> | itself the new one and mount it to /test?
> |
> |
> | Thanks!
> | Paras.
>
> Hi Paras,
>
> I certainly hope you unmount the gfs2 lun from all nodes before
> replicating it.
> You don't want anything left over in cache.
>
> I'm not sure what you mean by "it" will automatically configure itself.
>
> Are you asking whether you need to unmount the lun while doing all this?
> Are you asking about whether a reboot is necessary to pick up the new lun
> at the device and scsi layer after you issue the lip?
> Also, what release is it?
>
> Regards,
>
> Bob Peterson
> Red Hat File SYstems
>
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