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Hadoop QA commented on YARN-3644: --------------------------------- \\ \\ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | pre-patch | 14m 38s | 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 | 7m 32s | There were no new javac warning messages. | | {color:green}+1{color} | javadoc | 9m 35s | There were no new javadoc warning messages. | | {color:green}+1{color} | release audit | 0m 22s | The applied patch does not increase the total number of release audit warnings. | | {color:red}-1{color} | checkstyle | 1m 43s | The applied patch generated 1 new checkstyle issues (total was 214, now 215). | | {color:green}+1{color} | whitespace | 0m 1s | The patch has no lines that end in whitespace. | | {color:green}+1{color} | install | 1m 33s | mvn install still works. | | {color:green}+1{color} | eclipse:eclipse | 0m 32s | The patch built with eclipse:eclipse. | | {color:green}+1{color} | findbugs | 3m 48s | The patch does not introduce any new Findbugs (version 3.0.0) warnings. | | {color:green}+1{color} | yarn tests | 0m 26s | Tests passed in hadoop-yarn-api. | | {color:green}+1{color} | yarn tests | 1m 56s | Tests passed in hadoop-yarn-common. | | {color:green}+1{color} | yarn tests | 6m 15s | Tests passed in hadoop-yarn-server-nodemanager. | | | | 49m 2s | | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12735276/YARN-3644.patch | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / 56996a6 | | checkstyle | https://builds.apache.org/job/PreCommit-YARN-Build/8082/artifact/patchprocess/diffcheckstylehadoop-yarn-api.txt | | hadoop-yarn-api test log | https://builds.apache.org/job/PreCommit-YARN-Build/8082/artifact/patchprocess/testrun_hadoop-yarn-api.txt | | hadoop-yarn-common test log | https://builds.apache.org/job/PreCommit-YARN-Build/8082/artifact/patchprocess/testrun_hadoop-yarn-common.txt | | hadoop-yarn-server-nodemanager test log | https://builds.apache.org/job/PreCommit-YARN-Build/8082/artifact/patchprocess/testrun_hadoop-yarn-server-nodemanager.txt | | Test Results | https://builds.apache.org/job/PreCommit-YARN-Build/8082/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/8082/console | This message was automatically generated. > Node manager shuts down if unable to connect with RM > ---------------------------------------------------- > > Key: YARN-3644 > URL: https://issues.apache.org/jira/browse/YARN-3644 > Project: Hadoop YARN > Issue Type: Bug > Components: nodemanager > Reporter: Srikanth Sundarrajan > Assignee: Raju Bairishetti > Attachments: YARN-3644.patch > > > When NM is unable to connect to RM, NM shuts itself down. > {code} > } catch (ConnectException e) { > //catch and throw the exception if tried MAX wait time to connect > RM > dispatcher.getEventHandler().handle( > new NodeManagerEvent(NodeManagerEventType.SHUTDOWN)); > throw new YarnRuntimeException(e); > {code} > In large clusters, if RM is down for maintenance for longer period, all the > NMs shuts themselves down, requiring additional work to bring up the NMs. > Setting the yarn.resourcemanager.connect.wait-ms to -1 has other side > effects, where non connection failures are being retried infinitely by all > YarnClients (via RMProxy). -- This message was sent by Atlassian JIRA (v6.3.4#6332)