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From Sean Busbey <bus...@apache.org>
Subject Re: [DISCUSS] options for precommit test reliability?
Date Mon, 09 Oct 2017 19:51:11 GMT
On Mon, Oct 9, 2017 at 1:23 PM, Andrew Purtell <apurtell@apache.org> wrote:
> I find these options useful when running on contended or underpowered test
> hosts
>
>     -Dsurefire.firstPartForkCount=1 \
>     -Dsurefire.secondPartForkCount=1 \
>     -Dsurefire.rerunFailingTestsCount=3
>
> It balloons the test suite execution time, but produces more stable
> results, and the rerun setting allows Surefire to help detect flaky tests.
>

These settings match what I do on underpowered hosts. I think it
usually takes ~6 hours to get through the test suite this way. Is
getting precommit feedback once a day prohibitively slow?

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