[ https://issues.apache.org/jira/browse/HDFS-10873?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Erik Krogen reassigned HDFS-10873: ---------------------------------- Assignee: (was: Erik Krogen) > Add histograms for FSNamesystemLock Metrics > ------------------------------------------- > > Key: HDFS-10873 > URL: https://issues.apache.org/jira/browse/HDFS-10873 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: namenode > Reporter: Erik Krogen > Priority: Major > > It could be useful to have full histograms for how long operations are > holding the namesystem lock in addition to just rate information. This will, > however, be a large number of emitted metrics and likely require more > coordination, so it may be best to have this be separately configurable from > more simple namesystem lock metrics. -- 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