[YARN-2679] Add metric for container launch duration

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.5.0
• Fix Version/s: 2.7.0
• Component/s: nodemanager
• Labels: metrics supportability
• Hadoop Flags: Reviewed
• Assignee: Zhihai Xu
• Reporter: Zhihai Xu
• Created: 13/Oct/14 07:47
• Updated: 24/Apr/15 23:17
• Resolved: 13/Jan/15 10:24

Description

add metrics in NodeManagerMetrics to get prepare time to launch container.
The prepare time is the duration between sending ContainersLauncherEventType.LAUNCH_CONTAINER event and receiving ContainerEventType.CONTAINER_LAUNCHED event.

Issue Links

• relates to: YARN-3056 add verification for containerLaunchDuration in TestNodeManagerMetrics.