RFR: 8234619: ZGC: gc/z/TestSmallHeap.java failure with Out Of Memory

Thomas Schatzl thomas.schatzl at oracle.com
Mon Nov 25 11:23:00 UTC 2019


Hi,

On 25.11.19 12:21, Per Liden wrote:
> The test gc/z/TestSmallHeap.java sometimes fails when run with and 
> -Xcomp. As it turns out, about 120K worth of additional intern Strings 
> are created when running with -Xcomp. On an 8M heap, means there's not 
> enough room left for the 512K array allocation this test does. This 
> patch simply disables this test when using -Xcomp.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8234619
> Webrev: http://cr.openjdk.java.net/~pliden/8234619/webrev.0
> 
> Testing: Manual runs with gc/z/TestSmallHeap.java
>  > /Per

   looks good.

Thomas



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