[
https://issues.apache.org/jira/browse/HDFS-14528?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16852900#comment-16852900
]
Ravuri Sushma sree commented on HDFS-14528:
-------------------------------------------
h2. *EXCEPTION THROWN*
Operation failed: Call From X-X-X-X/X-X-X-X to Y-Y-Y-Y:nnnn failed on
connection exception: java.net.ConnectException: Connection refused; For more
details see: [http://wiki.apache.org/hadoop/ConnectionRefused]
at sun.reflect.GeneratedConstructorAccessor7.newInstance(Unknown Source)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:831)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:755)
at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1556)
at org.apache.hadoop.ipc.Client.call(Client.java:1498)
at org.apache.hadoop.ipc.Client.call(Client.java:1397)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:234)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:118)
at com.sun.proxy.$Proxy10.cedeActive(Unknown Source)
at
org.apache.hadoop.ha.protocolPB.ZKFCProtocolClientSideTranslatorPB.cedeActive(ZKFCProtocolClientSideTranslatorPB.java:64)
at
org.apache.hadoop.ha.ZKFailoverController.cedeRemoteActive(ZKFailoverController.java:730)
at
org.apache.hadoop.ha.ZKFailoverController.doGracefulFailover(ZKFailoverController.java:674)
at
org.apache.hadoop.ha.ZKFailoverController.access$400(ZKFailoverController.java:62)
at
org.apache.hadoop.ha.ZKFailoverController$3.run(ZKFailoverController.java:613)
at
org.apache.hadoop.ha.ZKFailoverController$3.run(ZKFailoverController.java:610)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
at
org.apache.hadoop.ha.ZKFailoverController.gracefulFailoverToYou(ZKFailoverController.java:610)
at org.apache.hadoop.ha.ZKFCRpcServer.gracefulFailover(ZKFCRpcServer.java:94)
at
org.apache.hadoop.ha.protocolPB.ZKFCProtocolServerSideTranslatorPB.gracefulFailover(ZKFCProtocolServerSideTranslatorPB.java:61)
at
org.apache.hadoop.ha.proto.ZKFCProtocolProtos$ZKFCProtocolService$2.callBlockingMethod(ZKFCProtocolProtos.java:1548)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:530)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1036)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:927)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:862)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2791)
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
at
org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531)
at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:720)
at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:823)
at org.apache.hadoop.ipc.Client$Connection.access$3700(Client.java:436)
at org.apache.hadoop.ipc.Client.getConnection(Client.java:1613)
at org.apache.hadoop.ipc.Client.call(Client.java:1444)
... 25 more
> [SBN Read]Failover from Active to Standby Failed
> --------------------------------------------------
>
> Key: HDFS-14528
> URL: https://issues.apache.org/jira/browse/HDFS-14528
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: ha
> Reporter: Ravuri Sushma sree
> Priority: Major
>
> *Started an HA Cluster with three nodes [ _Active ,Standby ,Observer_ ]*
> *When trying to exectue the failover command from active to standby*
> *._/hdfs haadmin -failover nn1 nn2, below Exception is thrown_*
> Operation failed: Call From X-X-X-X/X-X-X-X to Y-Y-Y-Y:nnnn failed on
> connection exception: java.net.ConnectException: Connection refused; For more
> details see: [http://wiki.apache.org/hadoop/ConnectionRefused]
> at sun.reflect.GeneratedConstructorAccessor7.newInstance(Unknown Source)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
> at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:831)
> at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:755)
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