[HDDS-5291] Handle SIGTERM to ensure clean shutdown of OM/DN/SCM

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.2.0
• Component/s: Ozone Datanode, Ozone Manager
• Labels: pull-request-available
• Assignee: Bharat Viswanadham
• Reporter: Bharat Viswanadham
• Created: 02/Jun/21 11:45
• Updated: 16/Jul/21 03:59
• Resolved: 16/Jul/21 03:59

Description

Handle SIGTERM 15 with shutdown hook to properly/clean shutdown OM/DN/SCM.

In this way in OM HA/DN/SCM HA snapshot will be called and pending transactions will be flushed to DB.

Issue Links

• fixes: HDDS-5290 Handle SIGTERM to ensure clean shutdown of SCM
• is a clone of: HDDS-5290 Handle SIGTERM to ensure clean shutdown of SCM
• links to: GitHub Pull Request #2301