[ https://issues.apache.org/jira/browse/HDFS-6529?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Anubhav Dhoot updated HDFS-6529: -------------------------------- Attachment: HDFS-6529.patch Verified it compiles fine and ran some sample jobs that show logging happening when turned on. > Debug 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 > Reporter: Anubhav Dhoot > Priority: Minor > 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)