[YARN-8893] [AMRMProxy] Fix thread leak in AMRMClientRelayer and UAM client

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.10.0, 3.3.0
• Component/s: amrmproxy, federation
• Assignee: Botong Huang
• Reporter: Botong Huang
• Created: 16/Oct/18 20:02
• Updated: 02/Nov/18 23:19
• Resolved: 02/Nov/18 22:31

Description

Fix thread leak in AMRMClientRelayer and UAM client used by FederationInterceptor, when destroying the interceptor pipeline in AMRMProxy.