Re: How to determine compaction bottlenecks

2012-11-28 Thread Derek Bromenshenkel
che: true > What setting for concurrent_compactors ?  > I would also check the logs for GC issues.  > > Cheers > > > > > - > Aaron Morton > Freelance Cassandra Developer > New Zealand > > aaronmorton > http://www.thelastpickle.

How to determine compaction bottlenecks

2012-11-27 Thread Derek Bromenshenkel
Setup: C* 1.1.6, 6 node (Linux, 64GB RAM, 16 Core CPU, 2x512 SSD), RF=3, 1.65TB total used Background: Client app is off - no reads/writes happening. Doing some cluster maintenance requiring node repairs and upgradesstables. I've been playing around with trying to figure out what is making compa