[ https://issues.apache.org/jira/browse/YARN-5543?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15999230#comment-15999230 ]
Hadoop QA commented on YARN-5543: --------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 28s{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:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 0s{color} | {color:green} The patch appears to include 1 new or modified test files. {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 21s{color} | {color:green} branch-2.7 passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 31s{color} | {color:green} branch-2.7 passed with JDK v1.8.0_131 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 29s{color} | {color:green} branch-2.7 passed with JDK v1.7.0_121 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 16s{color} | {color:green} branch-2.7 passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 35s{color} | {color:green} branch-2.7 passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 15s{color} | {color:green} branch-2.7 passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 4s{color} | {color:green} branch-2.7 passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 19s{color} | {color:green} branch-2.7 passed with JDK v1.8.0_131 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 23s{color} | {color:green} branch-2.7 passed with JDK v1.7.0_121 {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 29s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 28s{color} | {color:green} the patch passed with JDK v1.8.0_131 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 28s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 28s{color} | {color:green} the patch passed with JDK v1.7.0_121 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 28s{color} | {color:green} the patch passed {color} | | {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange} 0m 15s{color} | {color:orange} hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager: The patch generated 3 new + 26 unchanged - 1 fixed = 29 total (was 27) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 32s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 13s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 0s{color} | {color:red} The patch has 2191 line(s) that end in whitespace. Use git apply --whitespace=fix <<patch_file>>. Refer https://git-scm.com/docs/git-apply {color} | | {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 42s{color} | {color:red} The patch 72 line(s) with tabs. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 13s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 19s{color} | {color:green} the patch passed with JDK v1.8.0_131 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 22s{color} | {color:green} the patch passed with JDK v1.7.0_121 {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 53m 52s{color} | {color:red} hadoop-yarn-server-resourcemanager in the patch failed with JDK v1.7.0_121. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 15s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}124m 57s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | JDK v1.8.0_131 Failed junit tests | hadoop.yarn.server.resourcemanager.TestAMAuthorization | | | hadoop.yarn.server.resourcemanager.TestClientRMTokens | | JDK v1.7.0_121 Failed junit tests | hadoop.yarn.server.resourcemanager.TestAMAuthorization | | | hadoop.yarn.server.resourcemanager.TestClientRMTokens | \\ \\ || Subsystem || Report/Notes || | Docker | Image:yetus/hadoop:c420dfe | | JIRA Issue | YARN-5543 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12866704/YARN-5543-branch-2.7.001.patch | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit findbugs checkstyle | | uname | Linux 474f078dc37f 3.13.0-116-generic #163-Ubuntu SMP Fri Mar 31 14:13:22 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh | | git revision | branch-2.7 / c7c4108 | | Default Java | 1.7.0_121 | | Multi-JDK versions | /usr/lib/jvm/java-8-oracle:1.8.0_131 /usr/lib/jvm/java-7-openjdk-amd64:1.7.0_121 | | findbugs | v3.0.0 | | checkstyle | https://builds.apache.org/job/PreCommit-YARN-Build/15848/artifact/patchprocess/diff-checkstyle-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager.txt | | whitespace | https://builds.apache.org/job/PreCommit-YARN-Build/15848/artifact/patchprocess/whitespace-eol.txt | | whitespace | https://builds.apache.org/job/PreCommit-YARN-Build/15848/artifact/patchprocess/whitespace-tabs.txt | | unit | https://builds.apache.org/job/PreCommit-YARN-Build/15848/artifact/patchprocess/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager-jdk1.7.0_121.txt | | JDK v1.7.0_121 Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/15848/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 | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/15848/console | | Powered by | Apache Yetus 0.5.0-SNAPSHOT http://yetus.apache.org | This message was automatically generated. > ResourceManager SchedulingMonitor could potentially terminate the preemption > checker thread > ------------------------------------------------------------------------------------------- > > Key: YARN-5543 > URL: https://issues.apache.org/jira/browse/YARN-5543 > Project: Hadoop YARN > Issue Type: Bug > Components: capacityscheduler, resourcemanager > Affects Versions: 2.7.0, 2.6.1 > Reporter: Min Shen > Assignee: Min Shen > Labels: oct16-medium, release-blocker > Attachments: YARN-5543.001.patch, YARN-5543.002.patch, > YARN-5543.003.patch, YARN-5543-branch-2.7.001.patch > > > In SchedulingMonitor.java, when the service starts, it starts a checker > thread to perform Capacity Scheduler's preemption. However, the > implementation of this checker thread has the following issue: > {code} > while (!stopped && !Thread.currentThread().isInterrupted()) { > .... > try { > Thread.sleep(monitorInterval) > } catch (InterruptedException e) { > .... > break; > } > } > {code} > The above code snippet will terminate the checker thread whenever it is > interrupted. > We noticed in our cluster that this could lead to CapacityScheduler's > preemption disabled unexpectedly due to the checker thread getting terminated. > We propose to use ScheduledExecutorService to improve the robustness of this > part of the code to ensure the liveness of CapacityScheduler's preemption > functionality. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org