RFR (XS) 8217471: [TESTBUG] gc/epsilon/TestClasses.java fails on some platforms - OOME Metaspace

Aleksey Shipilev shade at redhat.com
Fri Jan 25 14:49:14 UTC 2019


On 1/24/19 4:45 PM, Thomas Schatzl wrote:
> On Thu, 2019-01-24 at 12:44 +0100, Aleksey Shipilev wrote:
>> Bug:
>>   https://bugs.openjdk.java.net/browse/JDK-8217471
>>
>> Newly added test limits max metaspace size to 32M and then allocates
>> lots of classes. Turns out, some machines just barely do not fit that
>> limit. Many thanks to David Holmes for testing the change on the
>> offending Solaris box. I also used the more aggressive options
>> on x86_64 (e.g. -Xcomp lines provided by Mikael) to reproduce and
>> test it locally. It seems the next step, 64M fits broken
>> configurations well.
>>
>> Fix:
> 
>   change looks good.

Thanks, I am going to push it soon with one review then.

-Aleksey


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