Hi How many nodes in your cluster? It seems to me 64g does not help if each of your node doesn't have that many memory.
Liquan On Wed, Oct 1, 2014 at 1:37 PM, anny9699 <anny9...@gmail.com> wrote: > Hi, > > After reading some previous posts about this issue, I have increased the > java heap space to "-Xms64g -Xmx64g", but still met the > "java.lang.OutOfMemoryError: GC overhead limit exceeded" error. Does anyone > have other suggestions? > > I am reading a data of 200 GB and my total memory is 120 GB, so I use > "MEMORY_AND_DISK_SER" and kryo serialization. > > Thanks a lot! > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/still-GC-overhead-limit-exceeded-after-increasing-heap-space-tp15540.html > Sent from the Apache Spark User List mailing list archive at Nabble.com. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org > > -- Liquan Pei Department of Physics University of Massachusetts Amherst
