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From Robert Coli <>
Subject Re: Heap is not released and streaming hangs at 0%
Date Tue, 18 Jun 2013 17:43:13 GMT
On Tue, Jun 18, 2013 at 10:33 AM, srmore <> wrote:
> But then shouldn't JVM C G it eventually ? I can still see Cassandra alive
> and kicking but looks like the heap is locked up even after the traffic is
> long stopped.

No, when GC system fails this hard it is often a permanent failure
which requires a restart of the JVM.

> nodetool -h localhost flush didn't do much good.

This adds support to the idea that your heap is too full, and not full
of memtables.

You could try nodetool -h localhost invalidatekeycache, but that
probably will not free enough memory to help you.


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