[MAPREDUCE-2649] MR279: Fate of finished Applications on RM

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.23.0
• Component/s: mrv2

Release Note

New config added:

   // the maximum number of completed applications the RM keeps <name>yarn.server.resourcemanager.expire.applications.completed.max</name>

• Assignee: Thomas Graves
• Reporter: Thomas Graves
• Created: 06/Jul/11 17:55
• Updated: 15/Nov/11 00:48
• Resolved: 23/Aug/11 01:32

Description

Today RM keeps the references of finished application for ever. Though this is not sustainable long term, it keeps
the user experience saner. Users can revisit RM UI and check the status of their apps.

We need to think of purging old references yet keeping the UX sane.

Issue Links

• relates to: MAPREDUCE-2941 In secure mode RM WebUI shows wrong user for application
• relates to: MAPREDUCE-2953 JobClient fails due to a race in RM, removes staged files and in turn crashes MR AM