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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-4367) SLS webapp doesn't load
Date Sun, 21 May 2017 18:47:04 GMT

     [ https://issues.apache.org/jira/browse/YARN-4367?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Konstantin Shvachko updated YARN-4367:
--------------------------------------
           Labels:   (was: release-blocker)
    Fix Version/s: 2.7.4

I just committed this to branch-2.7.
Thank you [~zhouyejoe] for backporting.

> SLS webapp doesn't load
> -----------------------
>
>                 Key: YARN-4367
>                 URL: https://issues.apache.org/jira/browse/YARN-4367
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: scheduler-load-simulator
>    Affects Versions: 2.8.0
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>             Fix For: 2.8.0, 2.7.4
>
>         Attachments: YARN-4367-branch-2.1.patch, YARN-4367-branch-2.2.patch, YARN-4367-branch-2.patch
>
>
> When I run the SLS, the webapp doesn't load and I see the following error:
> {noformat}
> 15/11/17 15:33:30 INFO resourcemanager.ResourceManager: Using Scheduler: org.apache.hadoop.yarn.sls.scheduler.ResourceSchedulerWrapper
> java.lang.NullPointerException
>         at org.apache.hadoop.yarn.sls.web.SLSWebApp.<init>(SLSWebApp.java:87)
>         at org.apache.hadoop.yarn.sls.scheduler.ResourceSchedulerWrapper.initMetrics(ResourceSchedulerWrapper.java:483)
>         at org.apache.hadoop.yarn.sls.scheduler.ResourceSchedulerWrapper.setConf(ResourceSchedulerWrapper.java:181)
>         at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:76)
>         at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:136)
>         at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createScheduler(ResourceManager.java:299)
> {noformat}



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