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https://issues.apache.org/jira/browse/YARN-10448?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17201457#comment-17201457
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zhuqi commented on YARN-10448:
------------------------------
No need new test.
> When use the sls (SYNTH JSON input file format) example the user be null will
> cause failed.
> -------------------------------------------------------------------------------------------
>
> Key: YARN-10448
> URL: https://issues.apache.org/jira/browse/YARN-10448
> Project: Hadoop YARN
> Issue Type: Bug
> Components: scheduler-load-simulator
> Affects Versions: 3.2.1, 3.4.0
> Reporter: zhuqi
> Assignee: zhuqi
> Priority: Major
> Attachments: YARN-10448.001.patch
>
>
> java.lang.IllegalArgumentException: Null user
> at
> org.apache.hadoop.security.UserGroupInformation.createRemoteUser(UserGroupInformation.java:1269)
> at
> org.apache.hadoop.security.UserGroupInformation.createRemoteUser(UserGroupInformation.java:1256)
> at
> org.apache.hadoop.yarn.sls.appmaster.AMSimulator.submitReservationWhenSpecified(AMSimulator.java:191)
> at
> org.apache.hadoop.yarn.sls.appmaster.AMSimulator.firstStep(AMSimulator.java:161)
> at
> org.apache.hadoop.yarn.sls.scheduler.TaskRunner$Task.run(TaskRunner.java:88)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
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