[ https://issues.apache.org/jira/browse/HDFS-9572?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chris Nauroth updated HDFS-9572: -------------------------------- Resolution: Fixed Fix Version/s: 2.8.0 Status: Resolved (was: Patch Available) I have committed this to trunk, branch-2 and branch-2.8. Arpit, thank you for the code review. > Prevent DataNode log spam if a client connects on the data transfer port but > sends no data. > ------------------------------------------------------------------------------------------- > > Key: HDFS-9572 > URL: https://issues.apache.org/jira/browse/HDFS-9572 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode > Reporter: Chris Nauroth > Assignee: Chris Nauroth > Fix For: 2.8.0 > > Attachments: HDFS-9572.001.patch > > > Monitoring tools may choose to check liveness of the DataNode's data transfer > port by connecting to it. The monitoring tool will close the connection > immediately after establishment without sending any data. When this happens, > the DataNode encounters an unexpected EOF and logs a full stack trace. This > creates unneeded noise in the logs. -- This message was sent by Atlassian JIRA (v6.3.4#6332)