RFR: 8200228: Change default value of HeapSizePerGCThread
stefan.johansson at oracle.com
Tue Apr 10 11:43:54 UTC 2018
CSR is now approved. Do I need a second reviewer for this default value
On 2018-03-29 10:52, Stefan Johansson wrote:
> I've now created a CSR as well:
> Please have a look at it and add yourself as a reviewer if everything
> looks good.
> On 2018-03-28 15:52, Stefan Johansson wrote:
>> Please review this change of the default value for HeapSizePerGCThread.
>> JBS: https://bugs.openjdk.java.net/browse/JDK-8200228
>> Webrev: http://cr.openjdk.java.net/~sjohanss/8200228/00/
>> My testing shows that for DaCapo, SpecJVM98 and GCBasher (gc intensive
>> stress test) with small heaps we get better pause times with the flag
>> set to 32M. There might be other arguments, such as not using to much
>> resources on small systems that might also be important so please let
>> me know if you have reasons why the flag should be left unchanged.
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