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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 SpringSource Issue Tracker by Hong Cheng (c), 2 years ago
Call From 10.111.88.192/10.111.88.192 to 10.111.89.8:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via SpringSource Issue Tracker by Hong Cheng (c), 1 year ago
Call From 10.111.88.192/10.111.88.192 to 10.111.89.8:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via Stack Overflow by Jonny Young
, 2 years ago
Call From hw120/172.18.11.120 to hw120:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via Google Groups by srinivasarao daruna, 2 years ago
Call From hortonhdp/ 192.168.121.121 to 0.0.0.0:8032 failed on connection exception: java.net.ConnectException: Connection refused; For more details seehttp://wiki.apache.org/hadoop/ConnectionRefused
via Stack Overflow by Knows Not Much
, 1 year ago
Call From dn1home/192.168.1.21 to input:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
via programwith.com by Unknown author, 2 years ago
Call From dn1home/192.168.1.21 to input:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
java.net.ConnectException: Connection refused	at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)	at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567)	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:207)	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:525)	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:489)	at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:499)	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:593)	at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:241)	at org.apache.hadoop.ipc.Client.getConnection(Client.java:1278)	at org.apache.hadoop.ipc.Client.call(Client.java:1196)	at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:202)	at $Proxy9.getFileInfo(Unknown Source)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:164)	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:83)	at $Proxy9.getFileInfo(Unknown Source)	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:628)	at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1532)	at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:803)	at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1332)	at org.apache.hadoop.examples.terasort.TeraGen.run(TeraGen.java:292)	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)	at org.apache.hadoop.examples.terasort.TeraGen.main(TeraGen.java:309)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:72)	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:144)	at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:68)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.hadoop.util.RunJar.main(RunJar.java:208)