[ovirt-users] Resize iSCSI lun f storage domain

[Gianluca Cecchi]

On Tue, Apr 11, 2017 at 11:31 PM, Fred Rolland <frolland at redhat.com> wrote:

>
>
> On Tue, Apr 11, 2017 at 1:51 PM, Gianluca Cecchi <
> gianluca.cecchi at gmail.com> wrote:
>
>> Hello,
>> my iSCSI storage domain in 4.1.1 is composed by 1 lun of size 1TB and
>> there are two hosts accessing it.
>> I have to extend this LUN to 4Tb.
>> What is supposed to be done after having completed the resize operation
>> at storage array level?
>>
> It is supposed to be done once the LUN as been extended on the storage
> server.
>
>> I read here the workflow:
>> http://www.ovirt.org/develop/release-management/features/sto
>> rage/lun-resize/
>>
>> Does this imply that I have to do nothing at host side?
>>
>
> Yes,nothing needs to be done on host side.
> Did you had any issue?
>

No, I didn't resize yet. I asked to get confirmation before proceeding


>
>> Normally inside a physical server connecting to iSCSI volumes I run the
>> command "iscsiadm .... --rescan" and this one below is all my workflow (on
>> CentOS 5.9, quite similar in CentOS 6.x, except the multipath refresh).
>>
>> Is it oVirt itself that takes in charge the iscsiadm --rescan command?
>>
>
> The rescan will be done by the VDSM
>

I confirm all went well and as described in the link above, without any
action to be done at hosts side.
Storage domain resized, multipath ok on both hosts, iSCSI connections
maintained the same as before resize operation
Thanks
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