Aihua Xu created YARN-10016:
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Summary: NPE is thrown when accessing SLS web portal
Key: YARN-10016
URL: https://issues.apache.org/jira/browse/YARN-10016
Project: Hadoop YARN
Issue Type: Bug
Affects Versions: 3.3.0
Reporter: Aihua Xu
Assignee: Aihua Xu
The following NPE is thrown when running SLS and accessing
http://$HOST:10001/simulate
{noformat}
java.lang.NullPointerException
at
org.eclipse.jetty.server.ResourceService.doGet(ResourceService.java:235)
at
org.eclipse.jetty.server.handler.ResourceHandler.handle(ResourceHandler.java:256)
at org.apache.hadoop.yarn.sls.web.SLSWebApp$1.handle(SLSWebApp.java:159)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:494)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:374)
at
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:268)
at
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:782)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:918)
at java.lang.Thread.run(Thread.java:748)
{noformat}
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