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From Klaus Brunner <>
Subject Re: OOMs during high (read?) load in Cassandra 1.2.11
Date Mon, 09 Dec 2013 15:41:54 GMT
2013/12/9 Nate McCall <>:
> 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.



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