[ https://issues.apache.org/jira/browse/HADOOP-14407?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yongjun Zhang resolved HADOOP-14407. ------------------------------------ Resolution: Information Provided > DistCp - Introduce a configurable copy buffer size > -------------------------------------------------- > > Key: HADOOP-14407 > URL: https://issues.apache.org/jira/browse/HADOOP-14407 > Project: Hadoop Common > Issue Type: Improvement > Components: tools/distcp > Affects Versions: 2.9.0 > Reporter: Omkar Aradhya K S > Assignee: Omkar Aradhya K S > Fix For: 2.9.0, 3.0.0-alpha3 > > Attachments: HADOOP-14407.001.patch > > > Currently, the RetriableFileCopyCommand has a fixed copy buffer size of just > 8KB. We have noticed in our performance tests that with bigger buffer sizes > we saw upto ~3x performance boost. Hence, making the copy buffer size a > configurable setting via the new parameter <copybuffersize>. -- 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