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https://issues.apache.org/jira/browse/HDFS-9490?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15041906#comment-15041906
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Tony Wu commented on HDFS-9490:
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Thanks a lot [~eddyxu], for reviewing and providing comments.
> MiniDFSCluster should change block generation stamp via FsDatasetTestUtils
> --------------------------------------------------------------------------
>
> Key: HDFS-9490
> URL: https://issues.apache.org/jira/browse/HDFS-9490
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: test
> Affects Versions: 2.7.1
> Reporter: Tony Wu
> Assignee: Tony Wu
> Priority: Minor
> Attachments: HDFS-9490.001.patch, HDFS-9490.002.patch
>
>
> {{MiniDFSCluster#changeGenStampOfBlock}} directly manipulates the block meta
> file to update the generation stamp. This depends on file based {{FsDataset}}.
> We can abstract the change generation stamp operation in
> {{FsDatasetTestUtils}}.
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