[webkit-dev] Commit Queue Outage

Eric Seidel eric at webkit.org
Fri Apr 15 09:24:12 PDT 2011

CQ backlog is cleared.

Recent CQ changes of note:
1.  The CQ now runs with --exit-after-N-failures=10 instead of 1.
2.  The CQ now knows how to upload layout-test-results.zip files when
tests fail during a commit run.
3.  The CQ can now land when the tree is red with up to 9 failures.
(Keeps a list of failures detected from a clean-tree build.  It
ignores any failures seen from that list, but aggressively remove
tests from that list if they ever pass.)
4.  Now that we're continuing after the first failure, we've found
that flaky-tests are *much* worse than previously understood.  Flaky
tests also defeat the new land-while-red behavior, which is
doubly-bad. :(
You can see a list of flaky tests found by the CQ here:

If you see any troubles with the CQ please do let me or abarth know.
Filling a bug and CCing one or more of us is best.



On Thu, Apr 14, 2011 at 9:03 PM, Eric Seidel <eric at webkit.org> wrote:
> Service is restored.  The backlog should be cleared by morning.
> Thanks for your patience.
> -eric
> On Thu, Apr 14, 2011 at 2:52 PM, Eric Seidel <eric at webkit.org> wrote:
>> The cq cluster is sick at the moment, after some changes I made
>> yesterday to teach it how to land when the tree is red with known
>> failures.
>> I'm working on bringing it back on line.
>> On the bright side, as of this morning queues.webkit.org will show you
>> how long its been offline. :)
>> http://queues.webkit.org/queue-status/commit-queue
>> Right now it will tell you it hasn't landed ("Last Pass") a patch in 8 hours. :(
>> Sorry for the inconvenience.  I expect the queue to be back working
>> (and having cleared its backlog) by tomorrow morning.
>> -eric

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