[FLINK-9410] Replace NMClient with NMClientAsync in YarnResourceManager

• Type: Improvement
• Status: Closed
• Priority: Critical
• Resolution: Duplicate
• Affects Version/s: 1.5.0, 1.6.0, 1.7.0
• Component/s: Runtime / Coordination
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Till Rohrmann
• Created: 22/May/18 14:25
• Updated: 28/Feb/20 10:46
• Resolved: 28/Feb/20 10:46

Description

Currently, the YarnResourceManager uses the synchronous NMClient which is called from within the main thread of the ResourceManager. Since these operations are blocking, we should replace the client with the NMClientAsync and make the calls non blocking.

Issue Links

• duplicates: FLINK-13184 Starting a TaskExecutor blocks the YarnResourceManager's main thread
• links to: GitHub Pull Request #6087
• links to: GitHub Pull Request #6087