Suresh I have seen this also. Look at the list archives as I recall Emilio stated this was a bug
Sent from my Samsung Galaxy smartphone. -------- Original message -------- From: Suresh Prajapati <sureshpraja1...@gmail.com> Date: 04/05/2017 02:48 (GMT-05:00) To: user@accumulo.apache.org Subject: Getting IOExceptions in internalRead! Hello Everyone, I am trying to query an accumulo table using geomesa, everything works fine, I get the correct result of the query but getting warnings logged about "Error closing output stream". Here is sample log: [WARN] 2017-05-04 11:57:03 TIOStreamTransport:112 - Error closing output stream. java.io.IOException: The stream is closed at org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:118) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at java.io.FilterOutputStream.close(FilterOutputStream.java:158) at org.apache.thrift.transport.TIOStreamTransport.close(TIOStreamTransport.java:110) at org.apache.thrift.transport.TFramedTransport.close(TFramedTransport.java:89) at org.apache.accumulo.core.client.impl.ThriftTransportPool$CachedTTransport.close(ThriftTransportPool.java:309) at org.apache.accumulo.core.client.impl.ThriftTransportPool.returnTransport(ThriftTransportPool.java:571) at org.apache.accumulo.core.rpc.ThriftUtil.returnClient(ThriftUtil.java:151) at org.apache.accumulo.core.client.impl.TabletServerBatchReaderIterator.doLookup(TabletServerBatchReaderIterator.java:710) at org.apache.accumulo.core.client.impl.TabletServerBatchReaderIterator$QueryTask.run(TabletServerBatchReaderIterator.java:353) at org.apache.htrace.wrappers.TraceRunnable.run(TraceRunnable.java:57) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35) at java.lang.Thread.run(Thread.java:745) I am also getting logs on accumulo web interface: Got an IOException in internalRead! java.io.IOException: Connection reset by peer at sun.nio.ch.FileDispatcherImpl.read0(Native Method) at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39) at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223) at sun.nio.ch.IOUtil.read(IOUtil.java:197) at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380) at org.apache.thrift.transport.TNonblockingSocket.read(TNonblockingSocket.java:142) at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.internalRead(AbstractNonblockingServer.java:539) at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.read(AbstractNonblockingServer.java:338) at org.apache.thrift.server.AbstractNonblockingServer$AbstractSelectThread.handleRead(AbstractNonblockingServer.java:203) at org.apache.thrift.server.TNonblockingServer$SelectAcceptThread.select(TNonblockingServer.java:203) at org.apache.thrift.server.TNonblockingServer$SelectAcceptThread.run(TNonblockingServer.java:154) I searched regarding the same but found that it's saying something related to overloading your clusters. How to solve this? Thank You Suresh Prajapati