[ https://issues.apache.org/jira/browse/MAPREDUCE-6757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
He Tianyi updated MAPREDUCE-6757: --------------------------------- Attachment: MAPREDUCE-6757.0000.patch > Multithreaded mapper corrupts buffer pusher in nativetask > --------------------------------------------------------- > > Key: MAPREDUCE-6757 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-6757 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: nativetask > Affects Versions: 3.0.0-alpha1 > Reporter: He Tianyi > Attachments: MAPREDUCE-6757.0000.patch > > > Multiple threads could be calling {{collect}} method of the same > {{NativeMapOutputCollectorDelegator}} instance at the same time. In this > case, buffer can be corrupted. > This may occur when executing Hive queries with custom script. > Adding 'synchronized' keyword to {{collect}} method would solve the problem. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: mapreduce-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: mapreduce-issues-h...@hadoop.apache.org