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https://issues.apache.org/jira/browse/RATIS-1966?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Song Ziyang updated RATIS-1966:
-------------------------------
    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.

!image-2023-12-12-11-02-46-776.png!

> Warning logs flooding when a peer is down
> -----------------------------------------
>
>                 Key: RATIS-1966
>                 URL: https://issues.apache.org/jira/browse/RATIS-1966
>             Project: Ratis
>          Issue Type: Improvement
>          Components: gRPC
>    Affects Versions: 3.0.0
>            Reporter: Song Ziyang
>            Assignee: Song Ziyang
>            Priority: Minor
>         Attachments: image-2023-12-12-11-02-46-776.png
>
>
> 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.
> !image-2023-12-12-11-02-46-776.png!



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