Hi, I checked all the nodes. All are up and running. normal hive queries like show tables are working fine. Queries with map reduce is throwing exception.
Thanks, Manickam P From: donta...@gmail.com Date: Thu, 27 Jun 2013 21:59:22 +0530 Subject: Re: Unable to execute a query in hive To: user@hive.apache.org Hello Manickam, Please make sure your hadoop daemons are running.Warm Regards,Tariqcloudfront.blogspot.com On Thu, Jun 27, 2013 at 9:55 PM, Manickam P <manicka...@outlook.com> wrote: Hi, I tried to execute a query in hive but i got the below exception. I dont know the reason. Please help me to resolve the issue. java.net.ConnectException: Call to 192.168.99.33/192.168.99.33:50000 failed on connection exception: java.net.ConnectException: Connection refused at org.apache.hadoop.ipc.Client.wrapException(Client.java:1095) at org.apache.hadoop.ipc.Client.call(Client.java:1071) at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225) at $Proxy6.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.hdfs.DFSClient.createRPCNamenode(DFSClient.java:119) at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:238) at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:203) at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:89) at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1386) at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66) at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1404) at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:254) at org.apache.hadoop.fs.Path.getFileSystem(Path.java:187) at org.apache.hadoop.hive.ql.exec.Utilities.isEmptyPath(Utilities.java:1814) at org.apache.hadoop.hive.ql.exec.Utilities.isEmptyPath(Utilities.java:1810) at org.apache.hadoop.hive.ql.exec.ExecDriver.addInputPaths(ExecDriver.java:876) at org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:409) at org.apache.hadoop.hive.ql.exec.MapRedTask.execute(MapRedTask.java:137) at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:134) at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:57) at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1326) at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1118) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:951) at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:258) at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:215) at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:406) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:689) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:557) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:616) at org.apache.hadoop.util.RunJar.main(RunJar.java:156)Caused by: java.net.ConnectException: Connection refused at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:592) 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) ... 33 moreJob Submission failed with exception 'java.net.ConnectException(Call to 192.168.99.33/192.168.99.33:50000 failed on connection exception: java.net.ConnectException: Connection refused)' java.lang.IllegalArgumentException: Can not create a Path from an empty string at org.apache.hadoop.fs.Path.checkPathArg(Path.java:82) at org.apache.hadoop.fs.Path.<init>(Path.java:90) at org.apache.hadoop.hive.ql.exec.Utilities.getHiveJobID(Utilities.java:380) at org.apache.hadoop.hive.ql.exec.Utilities.clearMapRedWork(Utilities.java:193) at org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:459) at org.apache.hadoop.hive.ql.exec.MapRedTask.execute(MapRedTask.java:137) at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:134) at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:57) at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1326) at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1118) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:951) at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:258) at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:215) at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:406) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:689) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:557) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:616) at org.apache.hadoop.util.RunJar.main(RunJar.java:156)FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.MapRedTask Thanks, Manickam P