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Re: Strange test failure on cyclops-node13

 

This is definitely linked to cyclops-node13.

I’ve done a whole bunch of builds. The same test fails whenever it runs on cyclops-node13 and passes whenever it gets a builder other than 13.

Michi.


> On 12 Dec 2015, at 11:16 , Michi Henning <michi.henning@xxxxxxxxxxxxx> wrote:
> 
> I rebuild the branch without change, and it passed this time on cyclops-node09:
> 
> http://s-jenkins.ubuntu-ci:8080/job/thumbnailer-devel-vivid-armhf-ci/271/consoleFull <http://s-jenkins.ubuntu-ci:8080/job/thumbnailer-devel-vivid-armhf-ci/271/consoleFull>
> 
> Another branch (no difference with respect to this test) failed, again on cyclops-node13:
> 
> http://s-jenkins.ubuntu-ci:8080/job/thumbnailer-devel-vivid-armhf-ci/270/consoleFull <http://s-jenkins.ubuntu-ci:8080/job/thumbnailer-devel-vivid-armhf-ci/270/consoleFull>
> 
> Cheers,
> 
> Michi.
> 
> 
>> On 12 Dec 2015, at 10:48 , Michi Henning <michi.henning@xxxxxxxxxxxxx <mailto:michi.henning@xxxxxxxxxxxxx>> wrote:
>> 
>> Hi guys,
>> 
>> we have seen this particular failure several times in the past two weeks, and it has just happened again.
>> 
>> https://jenkins.qa.ubuntu.com/job/thumbnailer-devel-xenial-armhf-ci/20/consoleFull <https://jenkins.qa.ubuntu.com/job/thumbnailer-devel-xenial-armhf-ci/20/consoleFull>
>> 
>> We don’t see this on each build, just occasionally.
>> 
>> Test 8 fails with:
>> 
>> 8: Test command: /usr/bin/xvfb-run "-a" "-s" "-screen 0 800x600x24" "./qml_test" "-import" "/tmp/buildd/thumbnailer-2.3+16.04.20151102.2bzr311pkg0xenial20/obj-arm-linux-gnueabihf/plugins"
>> 8: Test timeout computed to be: 1500
>> 8: QXcbConnection: Could not connect to display :109
>> 8: Aborted
>>  8/22 Test  #8: qml .........................................***Failed    0.23 sec
>> QXcbConnection: Could not connect to display :109
>> Aborted
>> 
>> The test runs some qml that displays various images by writing to a canvas, and we test that the images appear as expected by testing various pixel values.
>> 
>> This test has worked without failing for several months, which makes me suspect that something may be wrong with the builder.
>> 
>> Could you have a look please?
>> 
>> Thanks,
>> 
>> Michi.
> 


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