Re: Cassandra OOM on joining existing ring

2015-07-12 Thread Kunal Gangakhedkar
Hi, Looks like that is my primary problem - the sstable count for the daily_challenges column family is >5k. Azure had scheduled maintenance window on Sat. All the VMs got rebooted one by one - including the current cassandra one - and it's taking forever to bring cassandra back up online. Is the

Configuring the java client to retry on write failure.

2015-07-12 Thread Kevin Burton
I can’t seem to find a decent resource to really explain this… Our app seems to fail some write requests, a VERY low percentage. I’d like to retry the write requests that fail due to number of replicas not being correct. http://docs.datastax.com/en/developer/java-driver/2.0/common/drivers/refere

Re: Overwhelming tombstones with LCS

2015-07-12 Thread Roman Tkachenko
Hi Dan, Thanks for the reply. We're on 2.0.13. In fact, I already solved this exactly the way you described - by changing compaction strategy to STCS via JMX and letting compactions collect tombstones. Roman On Fri, Jul 10, 2015 at 8:57 PM, Dan Kinder wrote: > > On Sun, Jul 5, 2015 at 1:40 PM