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https://issues.apache.org/jira/browse/HBASE-20086?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16378029#comment-16378029
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ramkrishna.s.vasudevan commented on HBASE-20086:
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[~yuzhih...@gmail.com]
So this change will work only if the PE tool is ran with map reduce mode? If we
are running with 'nomapred' - the FilterAllFilter gets loaded and works fine?
If so this patch is fine. Thanks.
> PE randomSeekScan fails with ClassNotFoundException
> ---------------------------------------------------
>
> Key: HBASE-20086
> URL: https://issues.apache.org/jira/browse/HBASE-20086
> Project: HBase
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Ted Yu
> Priority: Major
> Fix For: 2.0.0-beta-2
>
> Attachments: 20086.v1.txt, 20086.v2.txt, 20086.v3.txt
>
>
> When running PE randomSeekScan against hadoop 3 cluster, I got the following
> error:
> {code}
> 2018-02-26 17:11:09,548 INFO [main] mapreduce.Job: Task Id :
> attempt_1519408774395_0003_m_000004_0, Status : FAILED
> Error: java.lang.ClassNotFoundException:
> org.apache.hadoop.hbase.filter.FilterAllFilter
> at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:338)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:264)
> at
> org.apache.hadoop.hbase.PerformanceEvaluation$EvaluationMapTask.forName(PerformanceEvaluation.java:291)
> at
> org.apache.hadoop.hbase.PerformanceEvaluation$EvaluationMapTask.setup(PerformanceEvaluation.java:276)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:143)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:794)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:342)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:174)
> {code}
> This is due to FilterAllFilter being inside hbase-server tests jar, hence not
> added as dependency for PE job.
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