Hello Tim,

Assuming this is the webrev: http://cr.openjdk.java.net/~tbell/8166648/webrev/

It looks ok to me.

/Erik

On 2016-10-07 15:40, Tim Bell wrote:
Hello

The change of HotSpot runtimes on 32-bit Windows [1] has been a source of langtools test failures due to memory space exhaustion.

On our Windows build/test clients, the combination of the C2 runtime and parallel GC causes about 20 extra threads to be started in each VM. These added thread stacks, plus heap management in C2, result in too much memory pressure to fit the workload into 32-bit VMs.

This fix will run langtools jtreg tests using the serial garbage collector instead of using the default collector (parallel GC).

Testing:
   -5 out of 5 jobs (with the fix) passed langtools testing
-4 out of 5 control jobs (without the fix) failed testing in windows_i586_6.3-product-c2-langtools_jtreg


Thanks in advance-

Tim

[1] JDK-8154209 "Remove client VM from default JIB profile on windows-x86 and linux-x86"
https://bugs.openjdk.java.net/browse/JDK-8154209

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