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Posted to yarn-issues@hadoop.apache.org by "Sunil G (JIRA)" <ji...@apache.org> on 2017/10/27 15:24:00 UTC
[jira] [Updated] (YARN-7375) Possible NPE in RMWebapp when HA is
enabled and the active RM fails
[ https://issues.apache.org/jira/browse/YARN-7375?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sunil G updated YARN-7375:
--------------------------
Summary: Possible NPE in RMWebapp when HA is enabled and the active RM fails (was: NPE in the RM Webapp when HA is enabled and the active RM fails)
> Possible NPE in RMWebapp when HA is enabled and the active RM fails
> -------------------------------------------------------------------
>
> Key: YARN-7375
> URL: https://issues.apache.org/jira/browse/YARN-7375
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Chandni Singh
> Assignee: Chandni Singh
> Attachments: YARN-7375.001.patch
>
>
> Caused by: java.lang.NullPointerException
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo.<init>(AppInfo.java:327)
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo.<init>(AppInfo.java:133)
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.RMAppAttemptBlock.createResourceRequestsTable(RMAppAttemptBlock.java:77)
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.RMAppAttemptBlock.createTablesForAttemptMetrics(RMAppAttemptBlock.java:280)
> at org.apache.hadoop.yarn.server.webapp.AppAttemptBlock.render(AppAttemptBlock.java:153)
> at org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
> at org.apache.hadoop.yarn.webapp.view.HtmlBlock.renderPartial(HtmlBlock.java:79)
> at org.apache.hadoop.yarn.webapp.View.render(View.java:235)
> at org.apache.hadoop.yarn.webapp.view.HtmlPage$Page.subView(HtmlPage.java:49)
> at org.apache.hadoop.yarn.webapp.hamlet2.HamletImpl$EImp._v(HamletImpl.java:117)
> at org.apache.hadoop.yarn.webapp.hamlet2.Hamlet$TD.__(Hamlet.java:848)
> at org.apache.hadoop.yarn.webapp.view.TwoColumnLayout.render(TwoColumnLayout.java:71)
> at org.apache.hadoop.yarn.webapp.view.HtmlPage.render(HtmlPage.java:82)
> at org.apache.hadoop.yarn.webapp.Controller.render(Controller.java:212)
> at org.apache.hadoop.yarn.server.resourcemanager.webapp.RmController.appattempt(RmController.java:58)
> Steps:
> 1. RM HA is enabled
> 2. Started a service
> 3. Active RM failed.
> 4. Switched to the Web UI of Standby RM
> 5. Clicked to view the containers of the previous started application and landed to an error page.
> 6. The NPE mentioned above was found in the standby RM logs
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