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https://issues.apache.org/jira/browse/HDFS-7903?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14359744#comment-14359744
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Konstantin Shvachko commented on HDFS-7903:
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Reopened HDFS-7267 for TestBalancer.
TestRetryCacheWithHA is tracked in HDFS-7524.
TestRollingUpgradeRollback.testRollbackWithHAQJM() failure doesn't look related
to the changes.
> Cannot recover block after truncate and delete snapshot
> -------------------------------------------------------
>
> Key: HDFS-7903
> URL: https://issues.apache.org/jira/browse/HDFS-7903
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode, namenode
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Plamen Jeliazkov
> Priority: Blocker
> Attachments: HDFS-7903.1.patch, HDFS-7903.2.patch, HDFS-7903.patch,
> testMultipleTruncate.patch
>
>
> # Create a file.
> # Create a snapshot.
> # Truncate the file in the middle of a block.
> # Delete the snapshot.
> The block cannot be recovered.
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