I usually have a look at the blues as well when I look at my pull
request runs. And most of the time it's an issue that's not related with
the test. I think this account for most of the issues we see, actually.
Do we know why this happens ?

See for example Gu13 in [1] (full log is [2]).

[1]
https://treeherder.mozilla.org/#/jobs?repo=gaia&revision=0d4437d31e8dd8c81d4617d875c7337d858097a4
[2]
https://public-artifacts.taskcluster.net/b32i9Hj1T1qurpfDYWyyQA/0/public/logs/live_backing.log

Le 04/11/2015 16:39, Michael Henretty a écrit :
> Hi Gaia Folk,
>
> If you've been doing Gaia core work for any length of time, you are
> probably aware that we have *many* intermittent Gij test failures on
> Treeherder [1]. But the problem is even worse than you may know! You
> see, each Gij test is run 5 times within a test chunk (g. Gij4) before
> it is marked as failing. Then that chunk itself is retried up to 5
> times before the whole thing is marked as failing. This means that for
> a test to be marked as "passing," it only has to run successfully once
> in *25* times. I'm not kidding. Our retry logic, especially those
> inside the test chunk, make it hard to know which intermittent tests
> are our worst offenders. This is bad.
>
> My suggestion is to stop doing the retries inside the chunks. That
> way, the failures will at least surface on Treeherder, which means we
> can star more test, which means we'll have a lot more visibility on
> the bad intermittents. Sheriffs will complain a lot, so we have to be
> ready to act on these bugs. But the alternative is that we continue to
> write tests with a low "raciness" bar which, IMO, have a much lower
> chance of catching regressions. The longer we wait, the worse this
> problem becomes.
>
> Thoughts?
>
> Thanks,
> Michael
>
> 1.)
> https://bugzilla.mozilla.org/buglist.cgi?keywords=intermittent-failure&keywords_type=allwords&list_id=12657856&resolution=---&query_format=advanced&product=Firefox%20OS
>
>
> _______________________________________________
> dev-fxos mailing list
> [email protected]
> https://lists.mozilla.org/listinfo/dev-fxos

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