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Hadoop QA commented on YARN-2730: --------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12678526/YARN-2730.v2.patch against trunk revision f1a149e. {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:red}-1 tests included{color}. The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. {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-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-YARN-Build/5663//testReport/ Console output: https://builds.apache.org/job/PreCommit-YARN-Build/5663//console This message is automatically generated. > Only one localizer can run on a NodeManager at a time > ----------------------------------------------------- > > Key: YARN-2730 > URL: https://issues.apache.org/jira/browse/YARN-2730 > Project: Hadoop YARN > Issue Type: Bug > Affects Versions: 2.4.0 > Reporter: Siqi Li > Assignee: Siqi Li > Priority: Critical > Attachments: YARN-2730.v1.patch, YARN-2730.v2.patch > > > We are seeing that when one of the localizerRunner stuck, the rest of the > localizerRunners are blocked. We should remove the synchronized modifier. > The synchronized modifier appears to have been added by > https://issues.apache.org/jira/browse/MAPREDUCE-3537 > It could be removed if Localizer doesn't depend on current directory -- This message was sent by Atlassian JIRA (v6.3.4#6332)