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    Expert tip

    This was a bug at HBase 1.0.1, it has been patched, so an update to 1.0.2 or further should solve the problem. URL for the Jira thread: https://goo.gl/c5oa6f

Solutions on the web

via Stack Overflow by Nihal Bhagchandani
, 1 year ago
Call From hn0-FooBar/10.XXX.XXX.XXX to hn1-FooBar.xyzabcxyzabc.ax.internal.cloudapp.net:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via hbase-user by louis.hust, 2 years ago
Call From l-hbase2.dba.dev.cn0.qunar.com/10.86.36.218 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
via hbase-user by louis.hust, 2 years ago
Call From l-hbase2.dba.dev.cn0.qunar.com/10.86.36.218 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
via hbase-user by Esteban Gutierrez, 2 years ago
Connection timed out; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via hbase-user by Esteban Gutierrez, 2 years ago
Connection timed out; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via osdir.com by Unknown author, 1 year ago
Call >From maskserver2/3.3.3.3 to maskserver21:56372 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
java.net.ConnectException: Call From hn0-FooBar/10.XXX.XXX.XXX to hn1-FooBar.xyzabcxyzabc.ax.internal.cloudapp.net:8020 failed on connection exception: java.net.ConnectException: Connection refused; 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:801) at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:732) at org.apache.hadoop.ipc.Client.call(Client.java:1430) at org.apache.hadoop.ipc.Client.call(Client.java:1363) at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229) at com.sun.proxy.$Proxy9.transitionToStandby(Unknown Source) at org.apache.hadoop.ha.protocolPB.HAServiceProtocolClientSideTranslatorPB.transitionToStandby(HAServiceProtocolClientSideTranslatorPB.java:112) at org.apache.hadoop.ha.FailoverController.tryGracefulFence(FailoverController.java:172) at org.apache.hadoop.ha.ZKFailoverController.doFence(ZKFailoverController.java:514) at org.apache.hadoop.ha.ZKFailoverController.fenceOldActive(ZKFailoverController.java:505) at org.apache.hadoop.ha.ZKFailoverController.access$1100(ZKFailoverController.java:61) at org.apache.hadoop.ha.ZKFailoverController$ElectorCallbacks.fenceOldActive(ZKFailoverController.java:892) at org.apache.hadoop.ha.ActiveStandbyElector.fenceOldActive(ActiveStandbyElector.java:956) at org.apache.hadoop.ha.ActiveStandbyElector.becomeActive(ActiveStandbyElector.java:855) at org.apache.hadoop.ha.ActiveStandbyElector.processResult(ActiveStandbyElector.java:463) at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:611) at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:510)Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:744) at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:495) at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:617) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:715) at org.apache.hadoop.ipc.Client$Connection.access$2900(Client.java:378) at org.apache.hadoop.ipc.Client.getConnection(Client.java:1492) at org.apache.hadoop.ipc.Client.call(Client.java:1402) ... 14 more