Arpit Agarwal created HDFS-5907: ----------------------------------- Summary: Handle block deletion requests during rolling upgrades Key: HDFS-5907 URL: https://issues.apache.org/jira/browse/HDFS-5907 Project: Hadoop HDFS Issue Type: Sub-task Components: datanode Affects Versions: HDFS-5535 (Rolling upgrades) Reporter: Arpit Agarwal Assignee: Arpit Agarwal
Jira to track the following: # During a rolling upgrade the DataNode should handle block deletions by creating hard links to the block files. # Files must be restored during a rollback. # Cleanup hard links during finalize. -- This message was sent by Atlassian JIRA (v6.1.5#6160)