trouble passing JVM startup options using JTREG

Ram Krishnan ramkri123 at gmail.com
Mon Apr 17 23:33:26 UTC 2017


Many thanks Jonathan for the immediate reply.

I am copying the hotspot gc team.

Hotspot gc team -- your help would be much appreciated on the topic below.

Thanks,
Ramki

On Mon, Apr 17, 2017 at 2:29 PM, Jonathan Gibbons <
jonathan.gibbons at oracle.com> wrote:

>
>
> On 04/17/2017 02:18 PM, Ram Krishnan wrote:
>
> Hi,
>
> I have been able to successfully run all the tests in hotspot/test/gc/g1
> using jtreg.
>
> The only gotcha I am facing is that the JVM startup options specified in
> process builder does not have any effect. I have confirmed this through
> prints in the JVM code base.
>
> For example,
> ​/hotspot/test/gc/g1/​ TestEagerReclaimHumongousRegionsClearMarkBits.java
> modifies the "-XX:ConcGCThreads=1", but inside the JVM code to value of
> ConcGCThreads is still zero.
>
> ​I am new to jtreg and openjdk and probably missing something obvious.
> Your help would be much appreciated.
>
> Thanks in advance,​
> ​Ramki​
>
>
> Ramki,
>
> This does not look like an issue with jtreg, since the behavior you are
> apparently seeing is all within the test code and its libraries.
>
> You might want to follow up with the Hotspot team, who would have more
> familiarity with these tests and the associated libraries.
>
> -- Jon
>
>


-- 
Thanks,
Ramki
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