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T Patch Info Key Summary Assignee Reporter P Status Resolution Created Updated Due Development
Sub-task YARN-6244

YARN-3091 Introduce AtomicResource in ResourceUsage to avoid read-write lock.

Unassigned Wangda Tan Major Open Unresolved  
Sub-task YARN-6025

YARN-3091 Fix synchronization issues of AbstractYarnScheduler#nodeUpdate and its implementations

Naganarasimha G R Naganarasimha G R Major Resolved Fixed  
Sub-task YARN-4443

YARN-3091 Improve locks of OrderingPolicy

Naganarasimha G R Naganarasimha G R Major Open Unresolved  
Sub-task YARN-4416

YARN-3091 Deadlock due to synchronised get Methods in AbstractCSQueue

Naganarasimha G R Naganarasimha G R Minor Resolved Fixed  
Sub-task YARN-3487

YARN-3091 CapacityScheduler scheduler lock obtained unnecessarily when calling getQueue

Jason Darrell Lowe Jason Darrell Lowe Critical Closed Fixed  
Sub-task YARN-3142

YARN-3091 Improve locks in AppSchedulingInfo

Varun Saxena Wangda Tan Major Resolved Fixed  
Sub-task YARN-3141

YARN-3091 Improve locks in SchedulerApplicationAttempt/FSAppAttempt/FiCaSchedulerApp

Wangda Tan Wangda Tan Major Resolved Fixed  
Sub-task YARN-3140

YARN-3091 Improve locks in AbstractCSQueue/LeafQueue/ParentQueue

Wangda Tan Wangda Tan Major Resolved Fixed  
Sub-task YARN-3139

YARN-3091 Improve locks in AbstractYarnScheduler/CapacityScheduler/FairScheduler

Wangda Tan Wangda Tan Major Resolved Fixed  
Sub-task YARN-3137

YARN-3091 CapacityScheduler.checkAccess unnecessarily grabs the scheduler lock

Varun Saxena Jason Darrell Lowe Major Open Unresolved  
Sub-task YARN-3136

YARN-3091 getTransferredContainers can be a bottleneck during AM registration

Sunil G Jason Darrell Lowe Major Closed Fixed  
Sub-task YARN-3008

YARN-3091 FairScheduler: Use lock for queuemanager instead of synchronized on FairScheduler

Unassigned Anubhav Dhoot Major Open Unresolved  

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