[YARN-10885] Make FederationStateStoreFacade#getApplicationHomeSubCluster use JCache

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: federation
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Shilun Fan
• Reporter: chaosju
• Created: 18/Aug/21 09:09
• Updated: 14/Mar/24 10:11
• Resolved: 15/Aug/22 20:47

Description

Yarn Client getApplicationReport function may produce lots of zookeeper ops, Its import to use the JCache that cache the mapping of application and subcluster id.

Issue Links

• causes: YARN-11663 [Federation] Add Cache Entity Nums Limit.
• is related to: YARN-5597 YARN Federation improvements
• relates to: YARN-3672 Create Facade for Federation State and Policy Store
• links to: GitHub Pull Request #4701