[YARN-405] Add command start-up time to environment of a container to track launch costs

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Not A Problem
• Labels: container
• Assignee: Hitesh Shah
• Reporter: Hitesh Shah
• Created: 14/Feb/13 19:10
• Updated: 08/Dec/14 19:33
• Resolved: 08/Dec/14 19:33

Description

For applications like MapReduce, jvm launch cost has always been considered a factor in performance. Adding some basic information into the environment will allow an application to track its startup costs.