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https://issues.apache.org/jira/browse/HDDS-9886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17795913#comment-17795913
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Wei-Chiu Chuang commented on HDDS-9886:
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Yeah if we are not dropping Hadoop 2 support in 1.4 then I think we need this
fix in 1.4
> hadoop fs -checksum fails with NoClassDefFoundError: CompositeCrcFileChecksum
> on Hadoop 2
> -----------------------------------------------------------------------------------------
>
> Key: HDDS-9886
> URL: https://issues.apache.org/jira/browse/HDDS-9886
> Project: Apache Ozone
> Issue Type: Bug
> Components: Ozone Client
> Affects Versions: 1.3.0
> Reporter: Attila Doroszlai
> Assignee: Attila Doroszlai
> Priority: Major
> Labels: pull-request-available
>
> {code}
> $ hadoop version
> Hadoop 2.10.2
> ...
> $ hadoop fs -checksum ofs://om/volume1/bucket1/ozone-21331
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/hadoop/fs/CompositeCrcFileChecksum
> at
> org.apache.hadoop.ozone.client.checksum.ChecksumHelperFactory.getChecksumHelper(ChecksumHelperFactory.java:48)
> at
> org.apache.hadoop.fs.ozone.OzoneClientUtils.getFileChecksumWithCombineMode(OzoneClientUtils.java:239)
> at
> org.apache.hadoop.fs.ozone.BasicRootedOzoneClientAdapterImpl.getFileChecksum(BasicRootedOzoneClientAdapterImpl.java:1292)
> at
> org.apache.hadoop.fs.ozone.BasicRootedOzoneFileSystem.getFileChecksum(BasicRootedOzoneFileSystem.java:1090)
> at org.apache.hadoop.fs.FileSystem.getFileChecksum(FileSystem.java:2666)
> at
> org.apache.hadoop.fs.shell.Display$Checksum.processPath(Display.java:199)
> at org.apache.hadoop.fs.shell.Command.processPaths(Command.java:327)
> at
> org.apache.hadoop.fs.shell.Command.processPathArgument(Command.java:299)
> at org.apache.hadoop.fs.shell.Command.processArgument(Command.java:281)
> at org.apache.hadoop.fs.shell.Command.processArguments(Command.java:265)
> at
> org.apache.hadoop.fs.shell.FsCommand.processRawArguments(FsCommand.java:119)
> at org.apache.hadoop.fs.shell.Command.run(Command.java:175)
> at org.apache.hadoop.fs.FsShell.run(FsShell.java:317)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
> at org.apache.hadoop.fs.FsShell.main(FsShell.java:380)
> Caused by: java.lang.ClassNotFoundException:
> org.apache.hadoop.fs.CompositeCrcFileChecksum
> at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> ... 16 more
> {code}
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