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Hadoop QA commented on HDFS-4978: --------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12591889/HDFS-4978.004.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 2 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. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/4634//testReport/ Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/4634//console This message is automatically generated. > Make disallowSnapshot idempotent > -------------------------------- > > Key: HDFS-4978 > URL: https://issues.apache.org/jira/browse/HDFS-4978 > Project: Hadoop HDFS > Issue Type: Improvement > Affects Versions: 3.0.0 > Reporter: Jing Zhao > Assignee: Jing Zhao > Attachments: HDFS-4978.001.patch, HDFS-4978.002.patch, > HDFS-4978.003.patch, HDFS-4978.004.patch > > > Currently disallowSnapshot is not idempotent: an exception will be thrown > when the directory is already non-snapshottable. This jira tries to make it > idempotent. -- 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