[ https://issues.apache.org/jira/browse/HADOOP-12825?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Hung reopened HADOOP-12825: ------------------------------------ > Log slow name resolutions > -------------------------- > > Key: HADOOP-12825 > URL: https://issues.apache.org/jira/browse/HADOOP-12825 > Project: Hadoop Common > Issue Type: Improvement > Reporter: Sidharta Seethana > Assignee: Sidharta Seethana > Fix For: 2.8.0, 2.7.2, 3.0.0-alpha1 > > Attachments: getByName-call-graph.txt, HADOOP-12825.001.patch, > HADOOP-12825.002.patch > > > Logging slow name resolutions would be useful in identifying DNS performance > issues in a cluster. Most resolutions go through > {{org.apache.hadoop.security.SecurityUtil.getByName}} ( see attached call > graph ). Adding additional logging to this method would expose such issues. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-dev-h...@hadoop.apache.org