Re: nodetool status owns % calculation after upgrade to 2.0.2

2014-01-03 Thread Robert Coli
On Fri, Jan 3, 2014 at 3:33 PM, Mullen, Robert wrote: > I have a multi region cluster with 3 nodes in each data center, ec2 > us-east and and west. Prior to upgrading to 2.0.2 from 1.2.6, the owns % > of each node was 100%, which made sense because I had a replication factor > of 3 for each data

nodetool status owns % calculation after upgrade to 2.0.2

2014-01-03 Thread Mullen, Robert
Hello, I have a multi region cluster with 3 nodes in each data center, ec2 us-east and and west. Prior to upgrading to 2.0.2 from 1.2.6, the owns % of each node was 100%, which made sense because I had a replication factor of 3 for each data center. After upgrading to 2.0.2 each node claims to ow

Re: Cassandra 1.1.6 crash without any exception or error in log

2014-01-03 Thread Robert Coli
On Thu, Jan 2, 2014 at 10:03 PM, Nitin Sharma wrote: > I would recommend always running cassandra with > -XX:+HeapDumpOnOutofMemoryError. This dumps out a *.hprof file if the > process dies due to OOM > If you do this, be sure to configure the heap dump directory, or ensure that the running dir

Re: Opscenter Metrics

2014-01-03 Thread Arun Kumar K
Thanks Nick for the pointer ! On Thu, Jan 2, 2014 at 10:31 PM, Nick Bailey wrote: > I believe the answer to your similar question on server fault should > answer this: > > > http://serverfault.com/questions/564107/what-does-opscenters-write-requests-count-shown-as-ops-sec-exactly-mean > > On Tu