Bulk Operation

YARN-5990 Shuffle nodes when selecting to be preempted nodes

YARN-5990 Add more restrictions In FairScheduler Preemption

YARN-5990 It's not reasonable to decide whether app is starved by fairShare

YARN-5990 FairScheduler: FSStarvedApps is not thread safe

YARN-5990 FairScheduler: Reserve preempted resources for corresponding applications

YARN-5990 Metric preemptCall is not used in new preemption

YARN-5990 Identifying starved apps does not need the scheduler writelock

YARN-5990 FairScheduler preemption and update should not run concurrently

YARN-5990 FairScheduler might not trigger preemption when using DRF

YARN-5990 Test whether FS preemption consider child queues over fair share if the parent is under fair share

YARN-5990 FS Preemption is a trickle for severely starved applications

YARN-5990 Experiment with using PriorityQueue for storing starved applications

YARN-5990 Preemption should consider more resource-requests of a starved app if the initial set can not be satisfied

YARN-5990 Propagate allowPreemptionFrom flag all the way down to the app

YARN-5990 FairScheduler: Avoid preempting AM containers

YARN-5990 Verify app starvation under custom preemption thresholds and timeouts

YARN-5990 Set UncaughtExceptionHandler for all FairScheduler threads

YARN-5990 Expose # of pre-emptions as a queue counter