Re: Cassandra and massive TTL expirations cause HEAP issue

2012-07-02 Thread aaron morton
> After 10 days my cluster crashes due to a java.lang.OutOfMemoryError during > compaction of the big column family that contains roughly 95% of the data. Does this column family have very wide rows ? > simply some tweaks I need to make in the yaml file. I have tried: The main things that r

Cassandra and massive TTL expirations cause HEAP issue

2012-06-26 Thread Nils Pommerien
Hello, I am evaluating Cassandra in a log retrieval application. My ring conists of3 m2.xlarge instances (17.1 GB memory, 6.5 ECU (2 virtual cores with 3.25 EC2 Compute Units each), 420 GB of local instance storage, 64-bit platform) and I am writing at roughly 220 writes/sec. Per day I am addi