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Hadoop QA commented on HDFS-7694: --------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12695104/HDFS-7694.001.patch against trunk revision caf7298. {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}. There were no new javadoc 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 2.0.3) 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-common-project/hadoop-common hadoop-hdfs-project/hadoop-hdfs. Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/9362//testReport/ Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9362//console This message is automatically generated. > FSDataInputStream should support "unbuffer" > ------------------------------------------- > > Key: HDFS-7694 > URL: https://issues.apache.org/jira/browse/HDFS-7694 > Project: Hadoop HDFS > Issue Type: Improvement > Affects Versions: 2.7.0 > Reporter: Colin Patrick McCabe > Assignee: Colin Patrick McCabe > Attachments: HDFS-7694.001.patch > > > For applications that have many open HDFS (or other Hadoop filesystem) files, > it would be useful to have an API to clear readahead buffers and sockets. > This could be added to the existing APIs as an optional interface, in much > the same way as we added setReadahead / setDropBehind / etc. -- This message was sent by Atlassian JIRA (v6.3.4#6332)