Continuous CMS Collections Followed By Concurrent Mode Failure

Kirk Pepperdine kirk at
Tue Jul 15 06:28:18 UTC 2014

The recovery is large enough that it’s likely that class unloading allowed the collectors to recover as much as they did. Plus the space free before and after a compaction is the same. It’s just found in bigger chunks.


On Jul 15, 2014, at 3:31 AM, Elliot Barlas <Elliot.Barlas at> wrote:

> Alternatively, could my problem be due to fragmentation?  Are there segments of free address space that are too small to use that could eventually be responsible for exhausting the old generation?
> -Elliot

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