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Hadoop QA commented on YARN-3933: --------------------------------- \\ \\ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | patch | 0m 1s | The patch file was not named according to hadoop's naming conventions. Please see https://wiki.apache.org/hadoop/HowToContribute for instructions. | | {color:red}-1{color} | patch | 0m 0s | The patch command could not apply the patch during dryrun. | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12752004/patch.BUGFIX-JIRA-YARN-3933.txt | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / feaf034 | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/8896/console | This message was automatically generated. > Resources(both core and memory) are being negative > -------------------------------------------------- > > Key: YARN-3933 > URL: https://issues.apache.org/jira/browse/YARN-3933 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Affects Versions: 2.5.2 > Reporter: Lavkesh Lahngir > Assignee: Lavkesh Lahngir > Labels: patch > Attachments: patch.BUGFIX-JIRA-YARN-3933.txt > > > In our cluster we are seeing available memory and cores being negative. > Initial inspection: > Scenario no. 1: > In capacity scheduler the method allocateContainersToNode() checks if > there are excess reservation of containers for an application, and they are > no longer needed then it calls queue.completedContainer() which causes > resources being negative. And they were never assigned in the first place. > I am still looking through the code. Can somebody suggest how to simulate > excess containers assignments ? -- This message was sent by Atlassian JIRA (v6.3.4#6332)