[Users] [Partialy Solved] Network not sync and problems reconfiguring

Fri Jan 10 17:56:11 UTC 2014

Hi,

I hacked the DB and now the ovirtmgmt is synced without destroying the
DC. I now have to fix gluster data domain. ASAP I can get a lead on the
problem, I'll let you know.
Regards,

On 10/01/14 12:26, Lior Vernia wrote:
>
> On 10/01/14 16:16, Juan Pablo Lorier wrote:
>> On 10/01/14 11:59, Lior Vernia wrote:
>>> On 10/01/14 15:54, Juan Pablo Lorier wrote:
>>>> On 10/01/14 11:13, Lior Vernia wrote:
>>>>> On 10/01/14 11:53, Juan Pablo Lorier wrote:
>>>>>> Hi Lior,
>>>>>>
>>>>>> I'll try to elaborate between lines:
>>>>>>
>>>>>> On 09/01/14 18:31, Lior Vernia wrote:
>>>>>>> Hi Juan,
>>>>>>>
>>>>>>> I'm not sure I understand a couple of things, could you elaborate?
>>>>>>>
>>>>>>> 0. What version engine are you running?
>>>>>> 3.3.1 when the problem appeared, but now I moved to 3.3.2
>>>>>>> 1. "Out of the blue" - no trigger that you can think of, that would help
>>>>>>> retrace the cause?
>>>>>> The only thing I can think of was a reboot (clean) of the engine VM (not
>>>>>> self hosted, just a vbox VM). After the problem appeared, I started
>>>>>> making many changes and tests so I can't recreate the exact scenario at
>>>>>> this time.
>>>>> Okay, currently nothing springs to mind as to what may have caused this,
>>>>> I'll try to think on it some more.
>>>>>
>>>>>>> 2. From your other e-mail, I understand that somehow the management
>>>>>>> network lost its VLAN tagging, and that it shows as out-of-sync in the
>>>>>>> Setup Host Networks dialog. Correct?
>>>>>> Yes. Also other LN where out of sync, but the hosts had differences in
>>>>>> which LN went out of sync. All of them have ovirtmgmt out of sync.
>>>>>>> 3. Do I understand correctly that even though it's marked as
>>>>>>> out-of-sync, you don't see the "synchronize" checkbox when editing the
>>>>>>> network on the host (little pencil icon)?
>>>>>> It doesn't. I made some tests and I found that it's a problem with
>>>>>> firefox (mine is version 26 over Fedora 19). It's showing things a
>>>>>> little bit bigger than chrome and so the sync option is not shown in the
>>>>>> edit window. Other functions also are not working properly, for
>>>>>> instance, if I choose a particular item into a category (host, vm, etc)
>>>>>> in the left tree, the right frame does not change, I have to choose the
>>>>>> group (hosts, vms, etc) and choose the particular item among all the
>>>>>> listed in the right frame. I've checked and firefox 22 on windows has
>>>>>> the same behavior. This started to happen after I upgraded from 3.3.0 to
>>>>>> 3.3.1 but never saw the lack of the sync option until now.
>>>>> My machine currently isn't in a state to test these things on different
>>>>> versions of Firefox. If you can pin-point exactly on what versions this
>>>>> occurs, I would greatly appreciate it if you could open a bug about it
>>>>> in bugzilla.redhat.com and I'll try to get it fixed.
>>>>>
>>>>> It does sound that it's only a graphical issue that's causing the
>>>>> checkbox to be hidden. So as an immediate workaround, you could use
>>>>> either the Firefox web developer tools or the Firebug plugin to enlarge
>>>>> the dialog and panels enough so that the checkbox shows, then mark it
>>>>> and have the networks synchronized. Please let me know if that works for
>>>>> you.
>>>> I'll open a bug then. The versions I tested were on the last mail, I'll
>>>> put that in the bug also.
>>>> My work arround was simpler, just did it with chrome :-)
>>>> Anyway, this fix only the sync stuff, not the need of modifying the
>>>> ovirtmgmt to be again a tagged network. Is there a hack to the db or
>>>> something like that I can do to set this back without destroing the hole
>>>> DC (which I can't do either because of a dead lock with the flow of
>>>> dependencies in ovirt and opened a BZ for that).
>>>> Regards,
>>>>
>>> Can't you edit the management network to be VLAN-tagged, and then when
>>> it appears as out-of-sync on the host mark it to be synchronized?
>>>
>> Webadmin won't let me as it's been used in hosts (tried). It's not
>> allowed until 3.4 as I understand.
>>
> Ahhh yes, I recall the problem now (thought it might be possible as long
> as it isn't attached to VMs). You could indeed hack the DB. Setting the
> proper VLAN tag for ovirtmgmt in the "network" table should suffice
> (assuming the VLAN interfaces are still intact on the hosts, as I deduce
> from ovirtmgmt being marked as out-of-sync).
>
>>>>>>> Yours, Lior.
>>>>>>>
>>>>>>> On 09/01/14 17:44, Juan Pablo Lorier wrote:
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> Out of the blue some of the hosts got some LNs out of sync (not the same
>>>>>>>> in all of them). If I try to resync the LN, it does not show a resync
>>>>>>>> option, so I took one host and detached the lns and reconfigured them.
>>>>>>>> After that, ovirtmgmt is not created correctly, it does not create the
>>>>>>>> vlan interface on top of the bond and also, it's adding the bond to the
>>>>>>>> bridge instead of the vlan interface.
>>>>>>>> I got it partially running but it's still non operational as the engine
>>>>>>>> complains the host can't mount the gluster domain (it can reach the
>>>>>>>> network of the other brick):
>>>>>>>>
>>>>>>>> [root at ovirt4 network-scripts]# gluster volume status
>>>>>>>> Status of volume: glusterfs
>>>>>>>> Gluster process                        Port    Online    Pid
>>>>>>>> ------------------------------------------------------------------------------
>>>>>>>> Brick 192.168.128.82:/glusterfs                49154    Y    13288
>>>>>>>> Brick 192.168.128.83:/glusterfs                49154    Y    5961
>>>>>>>> NFS Server on localhost                    2049    Y    4557
>>>>>>>> Self-heal Daemon on localhost                N/A    Y    4558
>>>>>>>> NFS Server on 192.168.128.82                2049    Y    15815
>>>>>>>> Self-heal Daemon on 192.168.128.82            N/A    Y    15819
>>>>>>>>
>>>>>>>>
>>>>>>>> I'm not synchronizing any other host just in case this happens to the
>>>>>>>> other host too.
>>>>>>>> Regards,
>>>>>>>> _______________________________________________
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>>>>>>>> Users at ovirt.org
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>>>>>>>>