RFR: 8199009: test/jdk/java/util/Locale/SoftKeys.java fails with OutOfMemoryError

Paul Sandoz paul.sandoz at oracle.com
Fri Mar 9 18:59:09 UTC 2018



> On Mar 9, 2018, at 10:56 AM, Claes Redestad <claes.redestad at oracle.com> wrote:
> 
> 
> 
> On 2018-03-09 19:31, Paul Sandoz wrote:
>>   49         } catch (OutOfMemoryError e) {
>>   50             // Can happen on some system configurations, and while increasing heap
>>   51             // size would allow GC to keep up, it makes it impractically hard to
>>   52             // reproduce NPE issues that could arise when references are being
>>   53             // cleared. Do a System.gc() to try to reclaim enough memory to not
>>   54             // throw an OOME again in the jtreg wrapper.
>>   55             System.gc();
>>   56         }
>> 
>> Since the test is run with main/othervm why bother with System.gc?
> 
> If I don't the test still fails almost all the time with an OOME in whatever jtreg
> wrapper method is calling main.
> 

Ah, ok, even the thin shim.

+1

Paul.


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