[YARN-4466] ResourceManager should tolerate unexpected exceptions to happen in non-critical subsystem/services like SystemMetricsPublisher

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: resourcemanager
• Assignee: Naganarasimha G R
• Reporter: Junping Du
• Created: 16/Dec/15 16:26
• Updated: 25/Oct/19 20:26

Description

From my comment in YARN-4452(https://issues.apache.org/jira/browse/YARN-4452?focusedCommentId=15059805&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15059805), we should make RM more robust with ignore (but log) unexpected exception in its non-critical subsystems/services.