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[YARN-7086] Release all containers aynchronously - YARN - [issue]
...We have noticed in production two situations that can cause deadlocks and cause scheduling of new containers to come to a halt, especially with regard to applications that have a lot of live...
http://issues.apache.org/jira/browse/YARN-7086    Author: Arun Suresh , 2018-10-10, 15:35
[YARN-8827] Plumb aggregated application resource utilization from the NM to RM - YARN - [issue]
...Opportunistic Containers for OverAllocation need to be allocated to pending applications in some fair manner. Rather than evaluating queue and user resource usage (allocated resource usage) ...
http://issues.apache.org/jira/browse/YARN-8827    Author: Arun Suresh , 2018-10-10, 04:11
[YARN-8846] Allow Applications to demand Guaranteed Containers with Capacity Scheduler - YARN - [issue]
...The Capacity Scheduler should ensure that if the enforceExecutionType flag in the resource request is true and the requested Container is of GUARANTEED type, the Capacity scheduler should no...
http://issues.apache.org/jira/browse/YARN-8846    Author: Arun Suresh , 2018-10-08, 19:47
[YARN-8849] DynoYARN: A simulation and testing infrastructure for YARN clusters - YARN - [issue]
...Traditionally, YARN workload simulation is performed using SLS (Scheduler Load Simulator) which is packaged with YARN. It Essentially, starts a full fledged ResourceManager, but runs simulat...
http://issues.apache.org/jira/browse/YARN-8849    Author: Arun Suresh , 2018-10-05, 20:59
[YARN-8850] Make certain aspects of the NM pluggable to support a DynoYARN cluster - YARN - [issue]
http://issues.apache.org/jira/browse/YARN-8850    Author: Arun Suresh , 2018-10-05, 04:03
[YARN-8848] Improvements to YARN over-allocation (YARN-1011) - YARN - [issue]
...Consolidating work to be done in the next phase of YARN over-allocation (YARN-1011)....
http://issues.apache.org/jira/browse/YARN-8848    Author: Arun Suresh , 2018-10-05, 01:45
[YARN-7015] Handle Container ExecType update (Promotion/Demotion) in cgroups resource handlers - YARN - [issue]
...YARN-5085 adds support for change of container execution type (Promotion/Demotion).Modifications to the ContainerManagementProtocol, ContainerManager and ContainerScheduler to handle this ch...
http://issues.apache.org/jira/browse/YARN-7015    Author: Arun Suresh , 2018-10-04, 14:39
[YARN-7746] Fix PlacementProcessor to support app priority - YARN - [issue]
...The Threadpools used in the Processor should be modified to take a priority blocking queue that respects application priority....
http://issues.apache.org/jira/browse/YARN-7746    Author: Arun Suresh , 2018-09-27, 05:28
[YARN-5085] Add support for change of container ExecutionType - YARN - [issue]
...YARN-2882 introduced the concept of ExecutionType for containers and it also introduced the concept of OPPORTUNISTIC ExecutionType.YARN-4335 introduced changes to the ResourceRequest so that...
http://issues.apache.org/jira/browse/YARN-5085    Author: Arun Suresh , 2018-09-20, 18:13
[YARN-7812] Improvements to Rich Placement Constraints in YARN - YARN - [issue]
...This umbrella tracks the efforts for supporting following features Inter-app placement constraints Composite placement constraints, such as AND/OR expressions Support placement constraints i...
http://issues.apache.org/jira/browse/YARN-7812    Author: Arun Suresh , 2018-08-30, 05:16