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Aaron T. Myers updated HDFS-6529: --------------------------------- Resolution: Fixed Fix Version/s: 2.5.0 Hadoop Flags: Reviewed Status: Resolved (was: Patch Available) I've just committed this to trunk and branch-2. Thanks a lot for the contribution, Anubhav. > Trace logging for RemoteBlockReader2 to identify remote datanode and file > being read > ------------------------------------------------------------------------------------ > > Key: HDFS-6529 > URL: https://issues.apache.org/jira/browse/HDFS-6529 > Project: Hadoop HDFS > Issue Type: Improvement > Components: hdfs-client > Affects Versions: 2.4.0 > Reporter: Anubhav Dhoot > Assignee: Anubhav Dhoot > Priority: Minor > Fix For: 2.5.0 > > Attachments: HDFS-6529.patch > > > The scenario is some download is stuck and we dont know which data node is > the client waiting and for which path. > By turning this file trace logging we will get a running trace of which > requests have started and which have completed. > If trace is not enabled, there is no overhead other than checking if trace is > enabled -- This message was sent by Atlassian JIRA (v6.2#6252)