Why run with so few nodes? -ryan
On Tue, Jun 1, 2010 at 4:20 PM, Eric Halpern <e...@dnagamesinc.com> wrote: > > Hello, > > We're running a 4 node cluster on beefy EC2 virtual instances (8 core, 32 > GB) using EBS storage with 8 GB of heap allocated to the JVM. > > Every couple of hours, each of the nodes does a concurrent mark/sweep that > takes around 30 seconds to complete. During that GC, the node temporarily > drops out of the cluster, usually for about 15 seconds. > > The frequency of the concurrent mark sweeps seems reasonable, but the fact > that the node drops out of the cluster temporarily is a major problem since > this has significant impact on the performance and stability of our service. > > Has anyone experienced this sort of problem? It would be great to hear from > anyone who has had experience with this sort of issue and/or suggestions for > how to deal with it. > > Thanks, Eric > -- > View this message in context: > http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Nodes-dropping-out-of-cluster-due-to-GC-tp5128481p5128481.html > Sent from the cassandra-u...@incubator.apache.org mailing list archive at > Nabble.com. >
