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Hadoop QA commented on HDFS-4971: --------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12603874/HDFS-4971.004.patch against trunk revision . {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 1 new or modified test files. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. The javadoc tool did not generate any warning messages. {color:green}+1 eclipse:eclipse{color}. The patch built with eclipse:eclipse. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 1.3.9) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 core tests{color}. The patch passed unit tests in hadoop-hdfs-project/hadoop-hdfs-nfs. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/4997//testReport/ Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/4997//console This message is automatically generated. > Move IO operations out of locking in OpenFileCtx > ------------------------------------------------ > > Key: HDFS-4971 > URL: https://issues.apache.org/jira/browse/HDFS-4971 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: nfs > Reporter: Jing Zhao > Assignee: Jing Zhao > Attachments: HDFS-4971.000.patch, HDFS-4971.001.patch, > HDFS-4971.002.patch, HDFS-4971.003.patch, HDFS-4971.004.patch > > > Currently some IO operations (such as writing data to HDFS and dumping to > local disk) in OpenFileCtx may hold a lock which can block processing > incoming writing requests. This jira aims to optimize OpenFileCtx and move > the IO operations out of the locking. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira