Did you override "dfs.client.retry.policy.enabled" to "true" in the regionserver configs?
On Mon, Dec 1, 2014 at 9:13 AM, 聪聪 <175998...@qq.com> wrote: > hi，there: > I encount a problem，it let me upset. > > > I use version of hadoop is hadoop-2.3.0-cdh5.1.0，namenode HA use the > Quorum Journal Manager (QJM) feature ，dfs.ha.fencing.methods option is > following： > <property> > <name>dfs.ha.fencing.methods</name> > <value>sshfence > shell(q_hadoop_fence.sh $target_host $target_port) > </value> > </property> > > > > or > > > <property> > <name>dfs.ha.fencing.methods</name> > <value>sshfence > shell(/bin/true) > </value> > </property> > > > > I use iptables to simulate machine of active namenode crash。After > automatic failover completed，hdfs can the normal write，for example > ./bin/hdfs dfs -put a.txt /tmp,but hbase still can not write. > After a very long time，hbase can write,but I can not statistic How long > did it take. > I want to ask： > 1、Why hdfs Complete failover，hbase can not write？ > 2、After hdfs Complete failover，how long hbase can write？ > 3、Whether a particular parameters influence this time？ > > > Looking forward for your responses! > attach regionserver log,until the following content appears to be able to > write： > 2014-12-01 11:35:16,965 INFO [MemStoreFlusher.6] regionserver.HRegion: > Finished memstore flush of ~7.9 K/8096, currentsize=0/0 for region > t,,1417403859247.645d0fbe63663fabfb73025d3eb99524. in 46ms, sequenceid=48, > compaction requested=false > 2014-12-01 11:35:17,755 WARN [RpcServer.reader=1,port=60020] > ipc.RpcServer: RpcServer.listener,port=60020: count of bytes read: 0 > java.io.IOException: Connection reset by peer > at sun.nio.ch.FileDispatcherImpl.read0(Native Method) > at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39) > at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223) > at sun.nio.ch.IOUtil.read(IOUtil.java:197) > at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:379) > at > org.apache.hadoop.hbase.ipc.RpcServer.channelRead(RpcServer.java:2248) > at > org.apache.hadoop.hbase.ipc.RpcServer$Connection.readAndProcess(RpcServer.java:1427) > at > org.apache.hadoop.hbase.ipc.RpcServer$Listener.doRead(RpcServer.java:802) > at > org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.doRunLoop(RpcServer.java:593) > at > org.apache.hadoop.hbase.ipc.RpcServer$Listener$Reader.run(RpcServer.java:568) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:744) > > > > part of the datanode log is following： > > > 2014-11-28 16:51:56,420 INFO org.apache.hadoop.ipc.Client: Retrying > connect to server: l-hbase1.dba.dev.cn0/10.86.36.217:8020. Already tried > 8 time(s); retry policy is > RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 > MILLISECONDS) > 2014-11-28 16:52:12,421 INFO org.apache.hadoop.ipc.Client: Retrying > connect to server: l-hbase1.dba.dev.cn0/10.86.36.217:8020. Already tried > 9 time(s); retry policy is > RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 > MILLISECONDS) > 2014-11-28 16:52:27,422 WARN > org.apache.hadoop.hdfs.server.datanode.DataNode: IOException in offerService > java.net.ConnectException: Call From > l-hbase3.dba.dev.cn0.qunar.com/10.86.36.219 to l-hbase1.dba.dev.cn0:8020 > failed on connection exception: java.net.ConnectException: > Connection timed out; For more details see: > http://wiki.apache.org/hadoop/ConnectionRefused > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:526) > at > org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:783) > at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:730) > at org.apache.hadoop.ipc.Client.call(Client.java:1413) > at org.apache.hadoop.ipc.Client.call(Client.java:1362) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at com.sun.proxy.$Proxy9.sendHeartbeat(Unknown Source) > at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at com.sun.proxy.$Proxy9.sendHeartbeat(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB.sendHeartbeat(DatanodeProtocolClientSideTranslatorPB.java:178) > at > org.apache.hadoop.hdfs.server.datanode.BPServiceActor.sendHeartBeat(BPServiceActor.java:566) > at > org.apache.hadoop.hdfs.server.datanode.BPServiceActor.offerService(BPServiceActor.java:664) > at > org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:834) > at java.lang.Thread.run(Thread.java:744) > Caused by: java.net.ConnectException: Connection timed out > at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:735) > at > org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206) > at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:529) > at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:493) > at > org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:604) > at > org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:699) > at > org.apache.hadoop.ipc.Client$Connection.access$2800(Client.java:367) > at org.apache.hadoop.ipc.Client.getConnection(Client.java:1461) > at org.apache.hadoop.ipc.Client.call(Client.java:1380) > ... 14 more > 2014-11-28 16:52:43,424 INFO org.apache.hadoop.ipc.Client: Retrying > connect to server: l-hbase1.dba.dev.cn0/10.86.36.217:8020. Already tried > 0 time(s); retry policy is > RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 > MILLISECONDS) > 2014-11-28 16:52:59,424 INFO org.apache.hadoop.ipc.Client: Retrying > connect to server: l-hbase1.dba.dev.cn0/10.86.36.217:8020. Already tried > 1 time(s); retry policy is > RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 > MILLISECONDS) > 2014-11-28 16:53:15,425 INFO org.apache.hadoop.ipc.Client: Retrying > connect to server: l-hbase1.dba.dev.cn0/10.86.36.217:8020. Already tried > 2 time(s); retry policy is > RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 > MILLISECONDS) -- Bharath Vissapragada <http://www.cloudera.com>
