RFR (XS) 8251949: ZGC: Set explicit heap size for compiler/gcbarriers tests
per.liden at oracle.com
Wed Aug 19 07:00:16 UTC 2020
On 8/18/20 2:41 PM, Aleksey Shipilev wrote:
> On large TR 3970X, jtreg asks for MaxRAMFraction=0, which makes ZGC use
> 128M heap for some tests. These tests reliably fail with OOM in
> While they do not fail in jdk/jdk, I think it makes more sense to add
> explicit heap sizes in jdk/jdk, and then backport to 11u. The
If it's only a problem in jdk11u why stick this in jdk/jdk?
> alternative is to backport ZGC improvements that make it more resilient
> at small heap sizes (like JDK-8234338?); but I am not feeling very
> comfortable doing and testing that.
> Testing: affected tests in jdk/jdk and jdk-updates/jdk11u-dev
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