[HDFS-5349] DNA_CACHE and DNA_UNCACHE should be by blockId only

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: HDFS-4949
• Fix Version/s: HDFS-4949
• Component/s: datanode, namenode
• Target Version/s: HDFS-4949
• Assignee: Colin McCabe
• Reporter: Colin McCabe
• Created: 11/Oct/13 22:51
• Updated: 14/Oct/13 22:19
• Resolved: 14/Oct/13 22:19

Description

DNA_CACHE and DNA_UNCACHE should be by blockId only. We don't need length and genstamp to know what the NN asked us to cache.

Issue Links

• relates to: HDFS-5096 Automatically cache new data added to a cached path