RFR: 8055416: Several vm/gc/heap/summary "After GC" events emitted for the same GC ID

Erik Helin erik.helin at oracle.com
Fri Aug 22 15:01:11 UTC 2014

Hi Stefan,

looks good, Reviewed! Thanks for fixing this!


On 2014-08-22 15:07, Stefan Karlsson wrote:
> Hi all,
> Please review this patch to make sure that the "heap summary after gc"
> events  are only sent once.
> http://cr.openjdk.java.net/~stefank/8055416/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8055416
> This was found in one of our closed JFR tests. From the bug report:
> ---
> For client VM and G1 GC several vm/gc/heap/summary events with property
> when='After GC' could be emitted for the same GC ID.
> At the same time there will be only one 'Before GC' vm/gc/heap/summary
> event for the same GC ID.
> ---
> thanks,
> StefanK

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