On Tue, Feb 12, 2019, 12:23 Sandro Bonazzola <[email protected] wrote:

> Moving the discussion to devel list on this scenario.
>
> Il giorno mar 12 feb 2019 alle ore 11:16 Hetz Ben Hamo <[email protected]> ha
> scritto:
>
>> Hi,
>>
>> Well, there is a severe bug that I complained about it on 4.2 (or 4.1? I
>> don't remember) and it's regarding "yanking the power cable".
>> Basically I'm performing a simple test: kill all hosts immediately to
>> simulate a power loss without UPS.
>>
>> For this test I have 2 nodes, and  4 storage domains: hosted_storage
>> (that was setup during the HE installation), 1 iSCSI domain, 1 NAS domain
>> and 1 ISO domain.
>>
>> After all the nodes loose power, I power them on and the following
>> procedure happens:
>> 1. The node with HE finishes booting, and it takes few minutes until the
>> HE is up.
>> 2. When the HE is up, all the storage domains comes back to life as
>> online and VM's with high availability starting to boot.
>> 3. Few minutes later, *all* (with the exception of  hosted_storage)
>> storage domains are going down
>> 4. After about 5 minutes, all the other storage domains which went down,
>> are coming up, but by then, and VM's without high availability that are not
>> hosted on hosted_storage remains down, you'll need to power them manually
>> back.
>>
>> This whole procedure takes about 15-25 minutes after booting the nodes,
>> and this issue is always repeatable, just kill the power to the nodes,
>> power them up again and see for yourself.
>>
>> The solution would be to change the code and if a storage domain is up - 
>> *leave
>> it up*, skip the check.
>>
>>
> Tal, Nir, what do you think about this?
>

This is not a severe bug. We will look at when we have time.


>
>
>
>
>> Thanks
>>
>>
>> On Tue, Feb 12, 2019 at 11:56 AM Sandro Bonazzola <[email protected]>
>> wrote:
>>
>>> Hi,
>>> We are planning to release the first candidate of 4.3.1 on February
>>> 20th[1] and the final release on February 26th.
>>> Please join us testing this release candidate right after it will be
>>> announced!
>>> We are going to coordinate the testing effort with a public Trello board
>>> at https://trello.com/b/5ZNJgPC3
>>> You'll find instructions on how to use the board there.
>>>
>>> If you have an environment dedicated to testing, remember you can setup
>>> a few VMs and test the deployment with nested virtualization.
>>> To ease the setup of such environment you can use Lago (
>>> https://github.com/lago-project)
>>>
>>> The oVirt team will monitor the Trello board, the #ovirt IRC channel on
>>> irc.oftc.net server and the [email protected] mailing list to assist with
>>> the testing.
>>>
>>> [1]
>>> https://www.ovirt.org/develop/release-management/releases/4.3.z/release-management.html
>>>
>>> --
>>>
>>> SANDRO BONAZZOLA
>>>
>>> MANAGER, SOFTWARE ENGINEERING, EMEA R&D RHV
>>>
>>> Red Hat EMEA <https://www.redhat.com/>
>>>
>>> [email protected]
>>> <https://red.ht/sig>
>>> _______________________________________________
>>> Users mailing list -- [email protected]
>>> To unsubscribe send an email to [email protected]
>>> Privacy Statement: https://www.ovirt.org/site/privacy-policy/
>>> oVirt Code of Conduct:
>>> https://www.ovirt.org/community/about/community-guidelines/
>>> List Archives:
>>> https://lists.ovirt.org/archives/list/[email protected]/message/URIGV3LPTE2RO2BJFXZDHE5H5BN5I4RM/
>>>
>>
>
> --
>
> SANDRO BONAZZOLA
>
> MANAGER, SOFTWARE ENGINEERING, EMEA R&D RHV
>
> Red Hat EMEA <https://www.redhat.com/>
>
> [email protected]
> <https://red.ht/sig>
>
_______________________________________________
Devel mailing list -- [email protected]
To unsubscribe send an email to [email protected]
Privacy Statement: https://www.ovirt.org/site/privacy-policy/
oVirt Code of Conduct: 
https://www.ovirt.org/community/about/community-guidelines/
List Archives: 
https://lists.ovirt.org/archives/list/[email protected]/message/CASCUAA54E4YOQ5QDKM77CXXZACFSWUB/

Reply via email to