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Hadoop QA commented on YARN-7560: --------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 23s{color} | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {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:brown} trunk Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 26m 12s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 46s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 38s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 50s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 13m 31s{color} | {color:green} branch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 15s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 32s{color} | {color:green} trunk passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 50s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 40s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 40s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 33s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 48s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s{color} | {color:green} The patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 13m 22s{color} | {color:green} patch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 20s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 26s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} unit {color} | {color:red}105m 8s{color} | {color:red} hadoop-yarn-server-resourcemanager in the patch failed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 25s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}167m 15s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:8f97d6f | | JIRA Issue | YARN-7560 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12899328/YARN-7560.001.patch | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux b991bbcc8f2f 3.13.0-143-generic #192-Ubuntu SMP Tue Feb 27 10:45:36 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / b13c567 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_181 | | findbugs | v3.1.0-RC1 | | unit | https://builds.apache.org/job/PreCommit-YARN-Build/22397/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager.txt | | Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/22397/testReport/ | | Max. process+thread count | 866 (vs. ulimit of 10000) | | 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/22397/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > Resourcemanager hangs when resourceUsedWithWeightToResourceRatio return a > overflow value > ------------------------------------------------------------------------------------------ > > Key: YARN-7560 > URL: https://issues.apache.org/jira/browse/YARN-7560 > Project: Hadoop YARN > Issue Type: Bug > Components: fairscheduler, resourcemanager > Affects Versions: 3.0.0 > Reporter: zhengchenyu > Assignee: zhengchenyu > Priority: Major > Attachments: YARN-7560.000.patch, YARN-7560.001.patch > > > In our cluster, we changed the configuration, then refreshQueues, we found > the resourcemanager hangs. And the Resourcemanager can't restart > successfully. We got jstack information, always show like this: > {code} > "main" #1 prio=5 os_prio=0 tid=0x00007f98e8017000 nid=0x2f5 runnable > [0x00007f98eed9a000] > java.lang.Thread.State: RUNNABLE > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.ComputeFairShares.resourceUsedWithWeightToResourceRatio(ComputeFairShares.java:182) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.ComputeFairShares.computeSharesInternal(ComputeFairShares.java:140) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.ComputeFairShares.computeSteadyShares(ComputeFairShares.java:66) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.policies.FairSharePolicy.computeSteadyShares(FairSharePolicy.java:148) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSParentQueue.recomputeSteadyShares(FSParentQueue.java:102) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueueManager.getQueue(QueueManager.java:148) > - locked <0x00007f8c4a8177a0> (a java.util.HashMap) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueueManager.getLeafQueue(QueueManager.java:101) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueueManager.updateAllocationConfiguration(QueueManager.java:387) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler$AllocationReloadListener.onReload(FairScheduler.java:1728) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.AllocationFileLoaderService.reloadAllocations(AllocationFileLoaderService.java:422) > - locked <0x00007f8c4a7eb2e0> (a > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.AllocationFileLoaderService) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.initScheduler(FairScheduler.java:1597) > at > org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.serviceInit(FairScheduler.java:1621) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > - locked <0x00007f8c4a76ac48> (a java.lang.Object) > at > org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:569) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > - locked <0x00007f8c49254268> (a java.lang.Object) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:997) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:257) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) > - locked <0x00007f8c467495e0> (a java.lang.Object) > at > org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1220) > {code} > When we debug the cluster, we found resourceUsedWithWeightToResourceRatio > return a negative value. So the loop can't return. We found in our cluster, > the sum of all minRes is over int.max, so > resourceUsedWithWeightToResourceRatio return a negative value. > below is the loop. Because totalResource is long, so always postive. But > resourceUsedWithWeightToResourceRatio return int type. Our cluster is so big > that resourceUsedWithWeightToResourceRatio will return a overflow value, just > a negative. So the loop will never break. > {code} > while (resourceUsedWithWeightToResourceRatio(rMax, schedulables, type) > < totalResource) { > rMax *= 2.0; > } > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org