[ https://issues.apache.org/jira/browse/HDFS-14968?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ahmed Hussein updated HDFS-14968: --------------------------------- Attachment: HDFS-14968.001.patch Status: Patch Available (was: Open) > Add ability to know datanode staleness > -------------------------------------- > > Key: HDFS-14968 > URL: https://issues.apache.org/jira/browse/HDFS-14968 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode, logging, namenode > Reporter: Ahmed Hussein > Assignee: Ahmed Hussein > Priority: Minor > Attachments: HDFS-14968.001.patch > > > There is no way to know whether a DataNode was marked stale or no longer > stale by the NameNode. > It will be good to have the option to enable logging the DataNode staleness > to figure out if the staleness was the reason behind remote reads. > Therefore, analyze performance and decision making of the local vs remote > reads. > -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org