[HADOOP-16751] DurationInfo text parsing/formatting should be moved out of hotpath

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.3.0
• Component/s: fs/s3
• Labels: perfomance
• Target Version/s: 3.3.0
• Assignee: Rajesh Balamohan
• Reporter: Rajesh Balamohan
• Created: 09/Dec/19 05:15
• Updated: 08/Jan/20 12:01
• Resolved: 02/Jan/20 17:05

Description

It would be good to lazy evaluate the text on need basis.

https://github.com/apache/hadoop/blob/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/DurationInfo.java#L68

All pink color in the following diagram are from this codepath.

 

 

 

Issue Links

• links to: GitHub Pull Request #1754
• links to: GitHub Pull Request #1799