RFR: JDK-8078904 : CMS: Assert failed: Ctl pt invariant
thomas.schatzl at oracle.com
Thu Aug 6 15:08:20 UTC 2015
On Thu, 2015-08-06 at 09:28 -0400, Eric Caspole wrote:
> Thomas and I had a IM about this the other day and in the end decided to
> allow the main rescan chunk array to grow if the user explicitly sets a
> very small MinTLABSize on the command line. There doesn't seem to be any
> good reason to set a very small MinTLABSize except maybe stress testing,
> and so it is simpler to grow this structure for that unusual case rather
> than use the stride I had in v03.
> The new one is here:
> I tested this with the failing example using many combinations of gc
> thread counts and many MinTLABSize values from 64 up to 4M. And JPRT.
More information about the hotspot-gc-dev