[ovirt-users] Troubles after resizing the iscsi storage.

[Arman Khalatyan]

Sure, please check the gists:

https://gist.github.com/arm2arm/9ab05bc3f359ea7ce59503446efb0740

BTW, I have seen some hints in the engine.log something is wrong by rescan
disks.


On Wed, Feb 22, 2017 at 11:50 AM, Nir Soffer <nsoffer at redhat.com> wrote:

> On Wed, Feb 22, 2017 at 11:44 AM, Arman Khalatyan <arm2arm at gmail.com>
> wrote:
>
>> Ok Thanks for the hints. After rebooting SPM host and re-importing the
>> storage the resize button is there, but the disks inside storage still
>> invisible. with lsblk I can see them but not over the ovirt.
>> The rescan disks and initiation of OVF_STORE update does not change the
>> situation. I can even new created disks, but the old disks are not visible.
>>
>
> Can you share the output of:
>
> lsblk
> pvs
> vgs
> lvs
>
>
>>
>>
>> ​
>>
>>
>> On Wed, Feb 22, 2017 at 9:28 AM, Fred Rolland <frolland at redhat.com>
>> wrote:
>>
>>> Yes, it was introduced in 3.6
>>>
>>>
>>> On Wed, Feb 22, 2017 at 10:16 AM, Colin Coe <colin.coe at gmail.com> wrote:
>>>
>>>> I couldn't see what version of oVirt but I think the LUN resize
>>>> function was introduced in 3.6.
>>>>
>>>> On Tue, Feb 21, 2017 at 10:06 PM, Arman Khalatyan <arm2arm at gmail.com>
>>>> wrote:
>>>>
>>>>> ​Thank you Nir for the suggestion, but unfortunately I cannot find the
>>>>> resize button at all... :(
>>>>> Shout be the storage in maintenance or in use?
>>>>>
>>>>> ​
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Mon, Feb 20, 2017 at 10:07 PM, Nir Soffer <nsoffer at redhat.com>
>>>>> wrote:
>>>>>
>>>>>> On Mon, Feb 20, 2017 at 11:54 AM, Arman Khalatyan <arm2arm at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi,
>>>>>>> I just have 1TB iscsi  storage with virtual machine with  several
>>>>>>> disks.
>>>>>>> After shutdown the vm I just detached storage and removed from the
>>>>>>> cluster and ovirt totally.
>>>>>>> 1) Then on the target resized the exported volume to 13TB,
>>>>>>> 2) iscsiadm -m node -l on the host I resized
>>>>>>> iscsiadm -m node -l
>>>>>>> pvresize /dev/mapper/.....
>>>>>>> iscsiadm -m node -u
>>>>>>>
>>>>>>> After importing back to the ovirt over the gui, I can see the vm is
>>>>>>> in the import field but I cannot see separate disks
>>>>>>> Importing failing in the stage "Executing".
>>>>>>>
>>>>>> are there way to fix it?
>>>>>>> On the host with "lvs" I can see the disks are there.
>>>>>>>
>>>>>>
>>>>>> Hi Arman,
>>>>>>
>>>>>> You don't need to remove storage from ovirt to resize a LUN, and you
>>>>>> don't need
>>>>>> to resize the pv, we can do this for you.
>>>>>>
>>>>>> To resize a LUN:
>>>>>>
>>>>>> 1. Resize the LUN on the storage server
>>>>>> 2. Open the "manage domain", dialog
>>>>>> 3. Select the LUN and click the "resize" button in the table
>>>>>>     (we should detect the new size and display button suggesting to
>>>>>> add 11T)
>>>>>> 4. Click "OK"
>>>>>>
>>>>>> The system will make sure all hosts see the new size of the LUN, and
>>>>>> then
>>>>>> it will resize the PV for you, and update engine database with the
>>>>>> new LUN
>>>>>> size.
>>>>>>
>>>>>> Now, in your case, we don't have any information about the issue, but
>>>>>> if
>>>>>> you restart vdsm on the SPM host your issue may be resolved.
>>>>>>
>>>>>> If not, please attach engine and vdsm logs.
>>>>>>
>>>>>> Nir
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Users mailing list
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>>>> http://lists.ovirt.org/mailman/listinfo/users
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>>>>
>>>
>>
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>>
>
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