abhishekd0907 opened a new pull request #35683:
URL: https://github.com/apache/spark/pull/35683
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### What changes were proposed in this pull request?
This PR tries to make spark leverage the knowledge of the node loss in
future, and tries to adjust the scheduling of tasks to minimise the impact on
the application.
This PR Adds support for YARN decommissioning & pre-emption
Prevent new tasks from starting on any executors on decommissioning Nodes
and offload shuffle blocks and cached RDD blocks.
### Why are the changes needed?
Add the support to handle the Node Decommissioning for Yarn cluster manger
in Spark
### Does this PR introduce any user-facing change?
NO
### How was this patch tested?
Added the Unit Test and run the manual test.
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