[ https://issues.apache.org/jira/browse/HIVE-1852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ning Zhang updated HIVE-1852: ----------------------------- Status: Patch Available (was: Open) > Reduce unnecessary DFSClient.rename() calls > ------------------------------------------- > > Key: HIVE-1852 > URL: https://issues.apache.org/jira/browse/HIVE-1852 > Project: Hive > Issue Type: Improvement > Reporter: Ning Zhang > Assignee: Ning Zhang > Attachments: HIVE-1852.patch > > > In Hive client side (MoveTask etc), DFSCleint.rename() is called for every > file inside a directory. It is very expensive for a large directory in a busy > DFS namenode. We should replace it with a single rename() call on the whole > directory. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.