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Hadoop QA commented on YARN-4270: --------------------------------- \\ \\ | (/) *{color:green}+1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | pre-patch | 17m 33s | Pre-patch trunk compilation is healthy. | | {color:green}+1{color} | @author | 0m 0s | The patch does not contain any @author tags. | | {color:green}+1{color} | tests included | 0m 0s | The patch appears to include 1 new or modified test files. | | {color:green}+1{color} | javac | 8m 11s | There were no new javac warning messages. | | {color:green}+1{color} | javadoc | 10m 47s | There were no new javadoc warning messages. | | {color:green}+1{color} | release audit | 0m 24s | The applied patch does not increase the total number of release audit warnings. | | {color:green}+1{color} | checkstyle | 0m 50s | There were no new checkstyle issues. | | {color:green}+1{color} | whitespace | 0m 3s | The patch has no lines that end in whitespace. | | {color:green}+1{color} | install | 1m 35s | mvn install still works. | | {color:green}+1{color} | eclipse:eclipse | 0m 34s | The patch built with eclipse:eclipse. | | {color:green}+1{color} | findbugs | 1m 32s | The patch does not introduce any new Findbugs (version 3.0.0) warnings. | | {color:green}+1{color} | yarn tests | 63m 16s | Tests passed in hadoop-yarn-server-resourcemanager. | | | | 104m 48s | | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12767262/YARN-4270.4.patch | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / 0ab3f9d | | hadoop-yarn-server-resourcemanager test log | https://builds.apache.org/job/PreCommit-YARN-Build/9474/artifact/patchprocess/testrun_hadoop-yarn-server-resourcemanager.txt | | Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/9474/testReport/ | | Java | 1.7.0_55 | | uname | Linux asf905.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/9474/console | This message was automatically generated. > Limit application resource reservation on nodes for non-node/rack specific > requests > ----------------------------------------------------------------------------------- > > Key: YARN-4270 > URL: https://issues.apache.org/jira/browse/YARN-4270 > Project: Hadoop YARN > Issue Type: Bug > Components: fairscheduler > Reporter: Arun Suresh > Assignee: Arun Suresh > Attachments: YARN-4270.1.patch, YARN-4270.2.patch, YARN-4270.3.patch, > YARN-4270.4.patch > > > I has been noticed that for off-switch requests, the FairScheduler reserves > resources on all nodes. This could lead to the entire cluster being > unavailable for all other applications. > Ideally, the reservations should be on a configurable number of nodes, > default 1. -- This message was sent by Atlassian JIRA (v6.3.4#6332)