[Webkit-unassigned] [Bug 134918] DRT/WTR should clear the memory cache between tests

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Aug 5 09:21:49 PDT 2015


https://bugs.webkit.org/show_bug.cgi?id=134918

--- Comment #3 from Chris Dumez <cdumez at apple.com> ---
(In reply to comment #2)
> I am personally in favor of this change. I will help reduce flakiness. I had
> to add internals.clearMemoryCache() calls at the beginning of 24 tests
> recently to make them not flaky, I don't think this is very scalable. We
> already disable PageCache during testing, I think it makes sense to make the
> MemoryCache opt-in as well.

I would also add that I wasted engineering time investigating the source of the flakiness until I was able to determine the reason was the memory cache. This WILL happen again and more people WILL waste time on this.

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