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Hadoop QA commented on YARN-4416: --------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 1s {color} | {color:blue} Docker mode activated. {color} | | {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s {color} | {color:green} The patch does not contain any @author tags. {color} | | {color:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s {color} | {color:red} 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} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m 4s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 30s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 33s {color} | {color:green} trunk passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 14s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 39s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 15s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 17s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 24s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 29s {color} | {color:green} trunk passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 36s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 32s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 32s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 32s {color} | {color:green} the patch passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 32s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 13s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 39s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 16s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s {color} | {color:green} Patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 27s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 24s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 28s {color} | {color:green} the patch passed with JDK v1.7.0_85 {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 65m 9s {color} | {color:red} hadoop-yarn-server-resourcemanager in the patch failed with JDK v1.8.0_66. {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 65m 42s {color} | {color:red} hadoop-yarn-server-resourcemanager in the patch failed with JDK v1.7.0_85. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 24s {color} | {color:green} Patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 149m 59s {color} | {color:black} {color} | \\ \\ || Reason || Tests || | JDK v1.8.0_66 Failed junit tests | hadoop.yarn.server.resourcemanager.TestClientRMTokens | | | hadoop.yarn.server.resourcemanager.TestAMAuthorization | | JDK v1.7.0_85 Failed junit tests | hadoop.yarn.server.resourcemanager.TestClientRMTokens | | | hadoop.yarn.server.resourcemanager.TestAMAuthorization | \\ \\ || Subsystem || Report/Notes || | Docker | Image:yetus/hadoop:0ca8df7 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12775942/YARN-4416.v1.002.patch | | JIRA Issue | YARN-4416 | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit findbugs checkstyle | | uname | Linux 8a9be2f477b3 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 | | Build tool | maven | | Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh | | git revision | trunk / 42d4901 | | findbugs | v3.0.0 | | unit | https://builds.apache.org/job/PreCommit-YARN-Build/9877/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.8.0_66.txt | | unit | https://builds.apache.org/job/PreCommit-YARN-Build/9877/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.7.0_85.txt | | unit test logs | https://builds.apache.org/job/PreCommit-YARN-Build/9877/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.8.0_66.txt https://builds.apache.org/job/PreCommit-YARN-Build/9877/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.7.0_85.txt | | JDK v1.7.0_85 Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/9877/testReport/ | | modules | C: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager U: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager | | Max memory used | 76MB | | Powered by | Apache Yetus http://yetus.apache.org | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/9877/console | This message was automatically generated. > Deadlock due to synchronised get Methods in AbstractCSQueue > ----------------------------------------------------------- > > Key: YARN-4416 > URL: https://issues.apache.org/jira/browse/YARN-4416 > Project: Hadoop YARN > Issue Type: Bug > Components: capacity scheduler, resourcemanager > Affects Versions: 2.7.1 > Reporter: Naganarasimha G R > Assignee: Naganarasimha G R > Priority: Minor > Attachments: YARN-4416.v1.001.patch, YARN-4416.v1.002.patch, > deadlock.log > > > While debugging in eclipse came across a scenario where in i had to get to > know the name of the queue but every time i tried to see the queue it was > getting hung. On seeing the stack realized there was a deadlock but on > analysis found out that it was only due to *queue.toString()* during > debugging as {{AbstractCSQueue.getAbsoluteUsedCapacity}} was synchronized. > Still i feel {{AbstractCSQueue}}'s getter methods need not be synchronized > and better be handled through read and write locks. -- This message was sent by Atlassian JIRA (v6.3.4#6332)