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From "Holger Hoffstaette" <holger.hoffstae...@googlemail.com>
Subject Re: Cassandra OOM crash while mapping commitlog
Date Sun, 12 Aug 2012 22:44:30 GMT
On Sun, 12 Aug 2012 13:36:42 +0200, Robin Verlangen wrote:

> Hmm, is issue caused by some 1.x version? Before it never occurred to us.

This bug was introduced in 1.1.0 and has been fixed in 1.1.3, where the
closed/recycled segments are now closed & unmapped properly. The default
sizes are also smaller.
Of course the question remains why an append-only commitlog needs to be
mmap'ed in the first place, especially for writing..

-h



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