Connect to cdh5.14 cloudera failed

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Two Stars

Connect to cdh5.14 cloudera failed

When I try to connect to cdh5.14 Cloudera. I got an error log which I do not know where to look up. Here the error log:

 

org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:57)
at org.talend.designer.hdfsbrowse.hadoop.service.HadoopServiceBean.check(HadoopServiceBean.java:102)
at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckHadoopServicesDialog$5.run(CheckHadoopServicesDialog.java:373)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:47)
at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:54)
... 5 more
Caused by: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
at java.util.concurrent.FutureTask.report(Unknown Source)
at java.util.concurrent.FutureTask.get(Unknown Source)
at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:44)
... 6 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.talend.core.utils.ReflectionUtils.invokeStaticMethod(ReflectionUtils.java:230)
at org.talend.designer.hdfsbrowse.hadoop.service.check.provider.CheckedNamenodeProvider.check(CheckedNamenodeProvider.java:72)
at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider$1.run(AbstractCheckedServiceProvider.java:49)
at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit$1.call(CheckedWorkUnit.java:65)
at java.util.concurrent.FutureTask.run(Unknown Source)
... 3 more
Caused by: java.lang.IllegalArgumentException: java.net.UnknownHostException: MBBBDAUAT-ns
at org.apache.hadoop.security.SecurityUtil.buildTokenService(SecurityUtil.java:406)
at org.apache.hadoop.hdfs.NameNodeProxies.createNonHAProxy(NameNodeProxies.java:310)
at org.apache.hadoop.hdfs.NameNodeProxies.createProxy(NameNodeProxies.java:176)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:735)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:678)
at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:158)
at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2816)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:384)
... 12 more
Caused by: java.net.UnknownHostException: MBBBDAUAT-ns
... 20 more

Thirteen Stars

Re: Connect to cdh5.14 cloudera failed

Hi,

 

it is host unknown error

UnknownHostException: MBBBDAUAT-ns

do you have this is host in dns (hosts file)?

could you ping this host from your machine?

 

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