cloudstack-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Marcus Sorensen <shadow...@gmail.com>
Subject Re: why we delete prmary storage pool every time when stopping vm?
Date Fri, 27 Dec 2013 05:47:16 GMT
Yes, this should be a noop for LibvirtStorageAdaptor. I'm not sure why
we decided to delete the pool.

On Thu, Dec 19, 2013 at 6:05 PM, Mike Tutkowski
<mike.tutkowski@solidfire.com> wrote:
> I updated the CRs and assigned them to Marcus.
>
> Since the issues are not related to the new iSCSI code specifically, I
> think Marcus will have a good idea what's going on there.
>
> In any event, if I can be of assistance, please let me know.
>
> Thanks
>
>
> On Thu, Dec 19, 2013 at 12:21 PM, Mike Tutkowski <
> mike.tutkowski@solidfire.com> wrote:
>
>> Interesting...that commit was a combination of Marcus' and my code. We
>> might want to bring him in on this conversation.
>>
>> I believe the idea is when a VM is stopped that we want to remove, for
>> example, its iSCSI connections to its data disks (just using iSCSI as an
>> example here). This is similar (but not the same of course) to how we
>> disconnect a VBD from a VDI for a VM when the VM is stopped. When the VM is
>> restarted, we create a new VBD and connect the VDI to the VM through it
>> (and there is an analogous process that LibvirtStorageAdaptor does during
>> VM start).
>>
>>
>> On Thu, Dec 19, 2013 at 12:08 PM, Edison Su <Edison.su@citrix.com> wrote:
>>
>>>  Hi Mike,
>>>
>>>    I looked at your commit: 858ce766659101eb731c83c806892dd5d9baa976,
>>> seems it will  try to delete primary storage every time when stopping a VM
>>> ,which maybe the root cause a kvm blocker bug: CLOUDSTACK-5432, KVM guest
>>> vms are crashed during the automation test. From the agent log, I find a
>>> lot of “umount ” primary storage error.
>>>
>>>   In 4.2, we never do that kind of operation. Do you know why we add it
>>> in 4.3? I am referring to the code in :
>>>
>>>
>>>
>>> disconnectPhysicalDiskByPath in LibvirtStorageAdaptor
>>>
>>
>>
>>
>> --
>> *Mike Tutkowski*
>> *Senior CloudStack Developer, SolidFire Inc.*
>> e: mike.tutkowski@solidfire.com
>> o: 303.746.7302
>> Advancing the way the world uses the cloud<http://solidfire.com/solution/overview/?video=play>
>> *™*
>>
>
>
>
> --
> *Mike Tutkowski*
> *Senior CloudStack Developer, SolidFire Inc.*
> e: mike.tutkowski@solidfire.com
> o: 303.746.7302
> Advancing the way the world uses the
> cloud<http://solidfire.com/solution/overview/?video=play>
> *™*

Mime
View raw message