[webkit-dev] Buildbot early exit

Eric Seidel eric at webkit.org
Mon Feb 8 19:22:50 PST 2010

Yeah, using the buildbots to rebaseline 1000 tests is not the right
use for the buildbots.  We shouldn't be checking in knowing that we're
going to break bots.


On Mon, Feb 8, 2010 at 6:51 PM, Nikolas Zimmermann
<zimmermann at physik.rwth-aachen.de> wrote:
> Good morning crowd,
> can anyone explain the "--exit-after-n-failures=20" default behaviour for
> the build bots?
> Background:
> Today I had to update a lot of SVG *expected.txt files including all
> platform specific variations (in LayoutTests/platform/<gtk/qt/win/mac-*>).
> I landed my patch with updated mac results and planned to wait for the build
> bots to show me all differences, so I could update all baselines
> for the individual platforms needing custom layout test results differing
> from the mac baseline.
> Though because the bots exit early after 20 test failures it took a long
> time to identify all differences because I could only fix a maximum of
> 20 failures per commit - that's odd. I'm aware it's a rare case to update
> 900+ test results in one shot but I thought it's worth to mention.
> I think the best way to resolve this problem is to run layout tests on the
> try bots, so any layout test differences can be identified before comitting.
> I recall some talk about that in the past, what's the status?
> Cheers,
> Niko
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