[YARN-3231] FairScheduler: Changing queueMaxRunningApps interferes with pending jobs

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 2.7.0, 2.6.1, 3.0.0-alpha1
• Labels: 2.6.1-candidate
• Hadoop Flags: Reviewed
• Assignee: Siqi Li
• Reporter: Siqi Li
• Created: 19/Feb/15 23:23
• Updated: 30/Aug/16 01:27
• Resolved: 05/Mar/15 02:10

Description

When a queue is piling up with a lot of pending jobs due to the maxRunningApps limit. We want to increase this property on the fly to make some of the pending job active. However, once we increase the limit, all pending jobs were not assigned any resource, and were stuck forever.

Issue Links

• is duplicated by: YARN-3057 Need update apps' runnability when reloading allocation files for FairScheduler