[SPARK-32918] RPC implementation to support control plane coordination for push-based shuffle

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0
• Fix Version/s: 3.1.0
• Component/s: Shuffle, Spark Core
• Assignee: Ye Zhou
• Reporter: Min Shen
• Created: 17/Sep/20 17:27
• Updated: 23/Nov/20 21:20
• Resolved: 23/Nov/20 21:19

Description

RPCs to facilitate coordination of shuffle map/reduce stages. Notifications to external shuffle services to finalize shuffle block merge for a given shuffle are carried through this RPC. It also respond back the metadata about a merged shuffle partition back to the caller.

Issue Links

• links to: [Github] Pull Request #30163 (zhouyejoe)