[YARN-9425] Make initialDelay configurable for FederationStateStoreService#scheduledExecutorService

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0
• Fix Version/s: 3.4.0
• Component/s: federation
• Labels: pull-request-available
• Hadoop Flags: Reviewed
• Assignee: Ashutosh Gupta
• Reporter: Shen Yinjie
• Created: 29/Mar/19 08:53
• Updated: 21/Aug/22 22:10
• Resolved: 21/Aug/22 22:10

Description

When enable YARN federation, subclusters info in Router Web UI cannot be loaded immediately, and client cannot find any active subclusters after 5mins by default ,which is configured by "yarn.federation.state-store.heartbeat-interval-secs".
IMA,we should seperate 'initialDely' and 'delay' for FederationStateStoreService#scheduledExecutorService.

Issue Links

• links to: GitHub Pull Request #4731