RFR: 8166790: Add stress test GCBasher

Thomas Schatzl thomas.schatzl at oracle.com
Thu Sep 29 09:47:57 UTC 2016


On Wed, 2016-09-28 at 17:01 +0200, Erik Helin wrote:
> Hi all,
> this patch adds a new GC stress test called GCBasher. GCBasher builds
> up
> large (well, for some definiton of large) object graphs by figuring
> out
> the relations between classes in the JDK. The test usually stresses
> the
> GC quite a lot, especially when run with a smaller heap.
> The changes in the top-level repository are for JPRT. JPRT will now
> run
> the jtreg test GCBasher instead of the old version.
> Enhancement:
> https://bugs.openjdk.java.net/browse/JDK-8166790
> Webrev:
> - hotspot: http://cr.openjdk.java.net/~ehelin/8166790/hotspot/00/
> - top: http://cr.openjdk.java.net/~ehelin/8166790/top/00/

  I only looked at hotspot changes, mostly the actual test (settings
etc). Looks good.


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