[ https://issues.apache.org/jira/browse/YARN-4301?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15046319#comment-15046319 ]
Hadoop QA commented on YARN-4301: --------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s {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} 8m 32s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 12s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 20s {color} | {color:green} trunk passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 29s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 34s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 39s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 3m 51s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 31s {color} | {color:green} trunk passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 3m 54s {color} | {color:green} trunk passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 25s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 8s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 2m 8s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 19s {color} | {color:green} the patch passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 2m 19s {color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 29s {color} | {color:red} Patch generated 5 new checkstyle issues in hadoop-yarn-project/hadoop-yarn (total was 225, now 229). {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 33s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 38s {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} xml {color} | {color:green} 0m 1s {color} | {color:green} The patch has no ill-formed XML file. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 4m 14s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 32s {color} | {color:green} the patch passed with JDK v1.8.0_66 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 3m 51s {color} | {color:green} the patch passed with JDK v1.7.0_85 {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 25s {color} | {color:green} hadoop-yarn-api in the patch passed with JDK v1.8.0_66. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 3s {color} | {color:green} hadoop-yarn-common in the patch passed with JDK v1.8.0_66. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 8m 55s {color} | {color:green} hadoop-yarn-server-nodemanager in the patch passed with JDK v1.8.0_66. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 0m 26s {color} | {color:green} hadoop-yarn-api in the patch passed with JDK v1.7.0_85. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 15s {color} | {color:green} hadoop-yarn-common in the patch passed with JDK v1.7.0_85. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 9m 13s {color} | {color:green} hadoop-yarn-server-nodemanager in the patch passed with JDK v1.7.0_85. {color} | | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 22s {color} | {color:red} Patch generated 3 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 68m 23s {color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Image:yetus/hadoop:0ca8df7 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12776239/YARN-4301-2.patch | | JIRA Issue | YARN-4301 | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit findbugs checkstyle xml | | uname | Linux 4798690d6139 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 / fc47084 | | findbugs | v3.0.0 | | checkstyle | https://builds.apache.org/job/PreCommit-YARN-Build/9893/artifact/patchprocess/diff-checkstyle-hadoop-yarn-project_hadoop-yarn.txt | | JDK v1.7.0_85 Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/9893/testReport/ | | asflicense | https://builds.apache.org/job/PreCommit-YARN-Build/9893/artifact/patchprocess/patch-asflicense-problems.txt | | modules | C: hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager U: hadoop-yarn-project/hadoop-yarn | | Max memory used | 76MB | | Powered by | Apache Yetus http://yetus.apache.org | | Console output | https://builds.apache.org/job/PreCommit-YARN-Build/9893/console | This message was automatically generated. > NM disk health checker should have a timeout > -------------------------------------------- > > Key: YARN-4301 > URL: https://issues.apache.org/jira/browse/YARN-4301 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Akihiro Suda > Attachments: YARN-4301-1.patch, YARN-4301-2.patch > > > The disk health checker [verifies a > disk|https://github.com/apache/hadoop/blob/96677bef00b03057038157efeb3c2ad4702914da/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/DirectoryCollection.java#L371-L385] > by executing {{mkdir}} and {{rmdir}} periodically. > If these operations does not return in a moderate timeout, the disk should be > marked bad, and thus {{nodeInfo.nodeHealthy}} should flip to {{false}}. > I confirmed that current YARN does not have an implicit timeout (on JDK7, > Linux 4.2, ext4) using [Earthquake|https://github.com/osrg/earthquake], our > fault injector for distributed systems. > (I'll introduce the reproduction script in a while) > I consider we can fix this issue by making > [{{NodeHealthCheckerServer.isHealthy()}}|https://github.com/apache/hadoop/blob/96677bef00b03057038157efeb3c2ad4702914da/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/NodeHealthCheckerService.java#L69-L73] > return {{false}} if the value of {{this.getLastHealthReportTime()}} is too > old. -- This message was sent by Atlassian JIRA (v6.3.4#6332)