[HDFS-12124] Namenode should throw a RetryStartFileException exception instead of making a synchronous call to kms incase of cache miss.

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.7.0
• Component/s: kms
• Assignee: Rushabh Shah
• Reporter: Rushabh Shah
• Created: 11/Jul/17 21:39
• Updated: 11/Jul/17 21:39

Description

The namenode should throw a RetryStartFileException exception instead of making a synchronous call to kms incase of cache miss. Other kms issues (like kms getting stalled, issues talking to underlying kms) will block all the namenode handler threads.