Yep, sounds like: agent heap size < (capacity * avg event size) Brock
On Wed, Oct 10, 2012 at 8:15 PM, Harish Mandala <[email protected]> wrote: > Hi, > > In flume-env.sh, please add > > JAVA_OPTS="-Xms128m -Xmx256m" > > (Or whatever amount of memory works for you. I have Xmx set to 4g) > > Regards, > Harish > > > On Wed, Oct 10, 2012 at 9:08 PM, Camp, Roy <[email protected]> wrote: >> >> I ran into the following error – I had to restart flume to recover. Do I >> just need to adjust a GC setting of some sort or is there a larger issue >> here? >> >> >> >> Source: thriftLegacy >> >> Channel: memory (capacity: 1,000,000) >> >> Sink: avro >> >> >> >> >> >> Exception in thread "pool-4-thread-2" java.lang.OutOfMemoryError: GC >> overhead limit exceeded >> >> at >> java.util.concurrent.LinkedBlockingDeque.<init>(LinkedBlockingDeque.java:108) >> >> at >> org.apache.flume.channel.MemoryChannel$MemoryTransaction.<init>(MemoryChannel.java:49) >> >> at >> org.apache.flume.channel.MemoryChannel.createTransaction(MemoryChannel.java:264) >> >> at >> org.apache.flume.channel.BasicChannelSemantics.getTransaction(BasicChannelSemantics.java:118) >> >> at >> org.apache.flume.channel.ChannelProcessor.processEvent(ChannelProcessor.java:260) >> >> at >> org.apache.flume.source.thriftLegacy.ThriftLegacySource$ThriftFlumeEventServerImpl.append(ThriftLegacySource.java:96) >> >> at >> com.cloudera.flume.handlers.thrift.ThriftFlumeEventServer$Processor$append.process(ThriftFlumeEventServer.java:276) >> >> at >> com.cloudera.flume.handlers.thrift.ThriftFlumeEventServer$Processor.process(ThriftFlumeEventServer.java:256) >> >> at >> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:176) >> >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) >> >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) >> >> at java.lang.Thread.run(Thread.java:679) >> >> Exception in thread "SinkRunner-PollingRunner-LoadBalancingSinkProcessor" >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Exception in thread "Avro NettyTransceiver I/O Worker 1" >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Oct 10, 2012 5:51:39 PM >> org.jboss.netty.channel.socket.nio.AbstractNioWorker >> >> WARNING: Unexpected exception in the selector loop. >> >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Oct 10, 2012 5:52:35 PM >> org.jboss.netty.channel.socket.nio.AbstractNioWorker >> >> WARNING: Unexpected exception in the selector loop. >> >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-2" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "pool-4-thread-4" java.lang.OutOfMemoryError: GC >> overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-0" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-10" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Oct 10, 2012 5:52:39 PM >> org.jboss.netty.channel.socket.nio.AbstractNioWorker >> >> WARNING: Unexpected exception in the selector loop. >> >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Oct 10, 2012 5:52:39 PM >> org.jboss.netty.channel.socket.nio.AbstractNioWorker >> >> WARNING: Unexpected exception in the selector loop. >> >> java.lang.OutOfMemoryError: GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-9" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-1" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-5" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-3" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-13" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-6" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-4" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-5" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Exception in thread "lifecycleSupervisor-1-8" java.lang.OutOfMemoryError: >> GC overhead limit exceeded >> >> Oct 10, 2012 5:52:48 PM >> org.jboss.netty.channel.socket.nio.AbstractNioWorker >> >> WARNING: Unexpected exception in the selector loop. >> >> >> >> >> >> Thanks, >> >> >> >> Roy >> >> >> >> > > -- Apache MRUnit - Unit testing MapReduce - http://incubator.apache.org/mrunit/
