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Posted to common-issues@hadoop.apache.org by "Ayush Saxena (Jira)" <ji...@apache.org> on 2024/09/21 15:58:00 UTC
[jira] [Assigned] (HADOOP-19164) Hadoop CLI MiniCluster is broken
[ https://issues.apache.org/jira/browse/HADOOP-19164?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ayush Saxena reassigned HADOOP-19164:
-------------------------------------
Assignee: Ayush Saxena
> Hadoop CLI MiniCluster is broken
> --------------------------------
>
> Key: HADOOP-19164
> URL: https://issues.apache.org/jira/browse/HADOOP-19164
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Ayush Saxena
> Assignee: Ayush Saxena
> Priority: Major
> Labels: pull-request-available
>
> Documentation is also broken & it doesn't work either
> (https://apache.github.io/hadoop/hadoop-project-dist/hadoop-common/CLIMiniCluster.html)
> *Fails with:*
> {noformat}
> Exception in thread "main" java.lang.NoClassDefFoundError: org/mockito/stubbing/Answer
> at org.apache.hadoop.hdfs.MiniDFSCluster.isNameNodeUp(MiniDFSCluster.java:2666)
> at org.apache.hadoop.hdfs.MiniDFSCluster.isClusterUp(MiniDFSCluster.java:2680)
> at org.apache.hadoop.hdfs.MiniDFSCluster.waitClusterUp(MiniDFSCluster.java:1510)
> at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:989)
> at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:588)
> at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:530)
> at org.apache.hadoop.mapreduce.MiniHadoopClusterManager.start(MiniHadoopClusterManager.java:160)
> at org.apache.hadoop.mapreduce.MiniHadoopClusterManager.run(MiniHadoopClusterManager.java:132)
> at org.apache.hadoop.mapreduce.MiniHadoopClusterManager.main(MiniHadoopClusterManager.java:320)
> Caused by: java.lang.ClassNotFoundException: org.mockito.stubbing.Answer
> at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:419)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
> ... 9 more{noformat}
> {*}Command executed:{*}
> {noformat}
> bin/mapred minicluster -format{noformat}
> *Documentation Issues:*
> {noformat}
> bin/mapred minicluster -rmport RM_PORT -jhsport JHS_PORT{noformat}
> Without -format option it doesn't work the first time telling Namenode isn't formatted, So, this should be corrected.
> {noformat}
> 2024-05-04 00:35:52,933 WARN namenode.FSNamesystem: Encountered exception loading fsimage
> java.io.IOException: NameNode is not formatted.
> at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:253)
> {noformat}
> This isn't required either:
> {noformat}
> NOTE: You will need protoc 2.5.0 installed.
> {noformat}
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