[RATIS-1966] Warning logs flooding when a peer is down

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.1
• Component/s: gRPC
• Assignee: Song Ziyang
• Reporter: Song Ziyang
• Created: 12/Dec/23 03:00
• Updated: 29/Dec/23 07:07
• Resolved: 29/Dec/23 07:07

Description

Warnings like 

2023-12-12 10:58:01,764 [grpc-default-executor-6] WARN  o.a.ratis.util.LogUtils:121 - 2@group-000100000010->3-AppendLogResponseHandler: Failed appendEntries: org.apache.ratis.thirdparty.io.grpc.StatusRuntimeException: UNAVAILABLE: io exception

are flooding when there is a follower currently down.

thousands of logs are printed in several tens of seconds.

Issue Links

• links to: GitHub Pull Request #997