[HDFS-8468] 2 RPC calls for every file read in DFSClient#open(..) resulting in double Audit log entries

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: HDFS-7285
• Fix Version/s: HDFS-7285
• Target Version/s: HDFS-7285
• Hadoop Flags: Reviewed
• Assignee: Vinayakumar B
• Reporter: Vinayakumar B
• Created: 22/May/15 12:53
• Updated: 30/Sep/15 19:37
• Resolved: 30/Jun/15 09:26

Description

In HDFS-7285 branch,
To determine whether file is striped/not and get the Schema for the file, 2 RPCs done to Namenode.
This is resulting in double audit logs for every file read for both striped/non-striped.

This will be a major impact in size of audit logs.