OutOfMemoryError Direct buffer memory in EAP 6.0.1 HornetQ

Solution Unverified - Updated

Environment

  • Red Hat JBoss Enterprise Application Platform 6.0.1
  • Netty 3.2.6.Final

Issue

I'm getting an OutOfMemoryError in EAP 6.0.1 HornetQ

Caused by: java.lang.OutOfMemoryError: Direct buffer memory
     at java.nio.Bits.reserveMemory(Bits.java:658) [rt.jar:1.7.0_71]
     at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123) [rt.jar:1.7.0_71]
     at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:306) [rt.jar:1.7.0_71]
     at org.jboss.netty.channel.socket.nio.SocketSendBufferPool$Preallocation.<init>(SocketSendBufferPool.java:156)
     at org.jboss.netty.channel.socket.nio.SocketSendBufferPool.<init>(SocketSendBufferPool.java:43)
     at org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:84)
     at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.<init>(NioClientSocketPipelineSink.java:74)
     at org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory.<init>(NioClientSocketChannelFactory.java:135)
     at org.hornetq.core.remoting.impl.netty.NettyConnector.start(NettyConnector.java:310)
     at org.hornetq.core.client.impl.ClientSessionFactoryImpl.getConnection(ClientSessionFactoryImpl.java:1146)
     at org.hornetq.core.client.impl.ClientSessionFactoryImpl.getConnectionWithRetry(ClientSessionFactoryImpl.java:1002)
     at org.hornetq.core.client.impl.ClientSessionFactoryImpl.connect(ClientSessionFactoryImpl.java:226)
     at org.hornetq.core.client.impl.ServerLocatorImpl.createSessionFactory(ServerLocatorImpl.java:757)
     at org.hornetq.jms.client.HornetQConnectionFactory.createConnectionInternal(HornetQConnectionFactory.java:601)
     at org.hornetq.jms.client.HornetQConnectionFactory.createXAConnection(HornetQConnectionFactory.java:155)
     at org.hornetq.jms.client.HornetQConnectionFactory.createXAConnection(HornetQConnectionFactory.java:150)
     at org.hornetq.ra.HornetQRAManagedConnection.setup(HornetQRAManagedConnection.java:824)
     at org.hornetq.ra.HornetQRAManagedConnection.<init>(HornetQRAManagedConnection.java:148)
     ... 82 more

Resolution

Upgrade to JBoss EAP 6.1.0 or later.

This issue has been reported and resolved in Netty 3.5.9.Final+.

Root Cause

ByteBuffer is not being cleaned up. See upstream bug report for details: https://github.com/netty/netty/issues/638][(https://github.com/netty/netty/issues/638).

SBR
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