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Posted to hdfs-issues@hadoop.apache.org by "Wei-Chiu Chuang (Jira)" <ji...@apache.org> on 2019/11/01 23:14:00 UTC
[jira] [Commented] (HDFS-14945) Revise PacketResponder's log.
[ https://issues.apache.org/jira/browse/HDFS-14945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16965146#comment-16965146 ]
Wei-Chiu Chuang commented on HDFS-14945:
----------------------------------------
+1
> Revise PacketResponder's log.
> -----------------------------
>
> Key: HDFS-14945
> URL: https://issues.apache.org/jira/browse/HDFS-14945
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode
> Affects Versions: 3.1.3
> Reporter: Xudong Cao
> Assignee: Xudong Cao
> Priority: Minor
> Attachments: HDFS-14945.000.patch
>
>
> For a datanode in a pipeline, when its PacketResponder thread encounters an exception, it prints logs like below:
> 2019-10-24 09:22:58,212 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: IOException in *BlockReceiver*.run():
>
> But this log is incorrect and misleading, the right print shoud be:
> 2019-10-24 09:22:58,212 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: IOException in *PacketResponder*.run():
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