[ILUG] PV UUID + multipath
john at nuatech.net
Tue Nov 30 12:59:18 GMT 2010
The actual issue relating to a PV UUID's not matching up with the UUID
on an EVA SAN presented LUN after a SAN and file server reboot.
The resolution was to recreate the PV with the new UUID using the
restorefile. I am currently diagnosing the issue and trying to figure
out how the PV UUID for the SAN LUN gets generated and how it may have
changed between reboots.
Any help would be greatly appreciated.
Best Regards to all the family,
On 30 November 2010 09:11, Conor Wynne <mariconor at gmail.com> wrote:
> You may have a snapshot presentation issue.
> For mpath devices, each /dev/mapper/mpath(x) LUN will have its real
> LUN listed in /var/lib/multipath/bindings
> On Mon, Nov 29, 2010 at 4:08 PM, redsnapper8t8 at gmail.com
> <redsnapper8t8 at gmail.com> wrote:
>> Does anyone know where an LVM PV gets it UUID information. I have
>> just experienced an issue where a SAN LUN was presented with an
>> unfamilar UUID?
>> Any info or pointers appreciated.
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