[HDDS-9459] DN pipeline health monitor

• Type: Sub-task
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Assignee: Sumit Agrawal
• Reporter: Sumit Agrawal
• Created: 16/Oct/23 04:22
• Updated: 16/Oct/23 04:22

Description

Few of metrics required to monitor pipeline health:

1. Slow follower sync difference
2. Cache Miss ratio
3. Pending request count
4. Pending request size
5. Global pending request size

 

Every 5 minute timer, can check above parameter and have 

• warn log if accepted with delay of throttling (with count)
• Error log if meeting rejection policy (with count)
• Error log for trigger of closure of pipeline