Do you have the back trace for from the heap dump so we can see what the array was and what was using it ?
Cheers ----------------- Aaron Morton New Zealand @aaronmorton Co-Founder & Principal Consultant Apache Cassandra Consulting http://www.thelastpickle.com On 10/12/2013, at 4:41 am, Klaus Brunner <klaus.brun...@gmail.com> wrote: > 2013/12/9 Nate McCall <n...@thelastpickle.com>: >> Do you have any secondary indexes defined in the schema? That could lead to >> a 'mega row' pretty easily depending on the cardinality of the value. > > That's an interesting point - but no, we don't have any secondary > indexes anywhere. From the heap dump, it's fairly evident that it's > not a single huge row but actually many rows. > > I'll keep watching if this occurs again, or if the compaction fixed it for > good. > > Thanks, > > Klaus