[ovirt-devel] [VDSM] Flaky stompTests tests

[Piotr Kliczewski]

On Fri, Apr 29, 2016 at 9:03 AM, Sandro Bonazzola <sbonazzo at redhat.com>
wrote:

>
>
> On Tue, Apr 26, 2016 at 10:40 AM, Piotr Kliczewski <pkliczew at redhat.com>
> wrote:
>
>> Simone,
>>
>> The issue you are seeing is very interesting - a message we add to a
>> deque disappear next time we check and according the log you provided there
>> is no code  accessing the deque. It happens only for one specific message.
>> All the other messages work ok. Can you please gather logs so we could see
>> what is really happening with it?
>>
>
> And open a BZ fir tracking this too, please.
>
>

We already have one [1]

[1] https://bugzilla.redhat.com/1321325


>
>
>> Thanks,
>> Piotr
>> 26 kwi 2016 10:18 "Simone Tiraboschi" <stirabos at redhat.com> napisał(a):
>>
>>> 2016-04-25 20:15 GMT+02:00 Nir Soffer <nsoffer at redhat.com>:
>>> > Hi all,
>>> >
>>> > We see random failures in the stomp tests for long time.
>>> >
>>> > I suggest we mark these tests as broken for now.
>>> >
>>> > See examples at the end of the message.
>>> >
>>> > Nir
>>> >
>>> > ----
>>> >
>>>
>>> > 17:14:24
>>> ======================================================================
>>> > 17:14:24 ERROR: test_event(False) (stompTests.StompTests)
>>> > 17:14:24
>>> ----------------------------------------------------------------------
>>> > 17:14:24 Traceback (most recent call last):
>>> > 17:14:24   File
>>> >
>>> "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/tests/testlib.py",
>>> > line 74, in wrapper
>>> > 17:14:24     return f(self, *args)
>>> > 17:14:24   File
>>> >
>>> "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/tests/stompTests.py",
>>> > line 110, in test_event
>>> > 17:14:24     client.callMethod("event", [], str(uuid4()))
>>> > 17:14:24   File
>>> >
>>> "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/yajsonrpc/__init__.py",
>>> > line 340, in callMethod
>>> > 17:14:24     raise JsonRpcNoResponseError(methodName)
>>> > 17:14:24 JsonRpcNoResponseError: [-32605] No response for JSON-RPC
>>> > event request.
>>>
>>> I'd suggest to investigate this a bit more since it can hide a serious
>>> issue.
>>> I'm moving hosted-engine-setup from XMLRPC to JsonRPC and I'm facing
>>> exactly this kind of issue: it seams that some requests got lost and I
>>> just receive a JsonRpcNoResponseError after a long time.
>>> The real issue is that my request never reached VDSM getting lost
>>> somehow in the queuing mechanism.
>>>
>>
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>>
>
>
>
> --
> Sandro Bonazzola
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