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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 Wei Hu (QE), 1 year ago
Call to 10.111.57.86/10.111.57.86:8021 failed on connection exception: java.net.ConnectException: Connection refused
via SpringSource Issue Tracker by Wei Hu (QE), 1 year ago
Call to 10.111.57.86/10.111.57.86:8021 failed on connection exception: java.net.ConnectException: Connection refused
via Stack Overflow by waqas
, 1 year ago
Call to localhost/127.0.0.1:8021 failed on connection exception: java.net.ConnectException: Connection refused
via itquestionz.com by Unknown author, 2 years ago
Call to localhost/127.0.0.1:8021 failed on connection exception: java.net.ConnectException: Connection refused
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:206)	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:489)	at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:434)	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:560)	at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:184)	at org.apache.hadoop.ipc.Client.getConnection(Client.java:1202)	at org.apache.hadoop.ipc.Client.call(Client.java:1046)	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)	at org.apache.hadoop.mapred.$Proxy2.getProtocolVersion(Unknown Source)	at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:396)	at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:379)	at org.apache.hadoop.mapred.JobClient.createRPCProxy(JobClient.java:480)	at org.apache.hadoop.mapred.JobClient.init(JobClient.java:474)	at org.apache.hadoop.mapred.JobClient.(JobClient.java:457)	at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1260)	at org.apache.hadoop.examples.terasort.TeraGen.run(TeraGen.java:352)	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)	at org.apache.hadoop.examples.terasort.TeraGen.main(TeraGen.java:357)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)	at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:64)	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:156)