[ 
https://issues.apache.org/jira/browse/YARN-10489?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Animesh Nandanwar updated YARN-10489:
-------------------------------------
    Description: 
When Fifo Yarn Scheduler is configured, the scheduler page gives out 503

Exception:

2020-11-05 02:55:04,940 WARN org.apache.hadoop.ipc.Server: IPC Server handler 
17 on 8032, call Call#347 Retry#0 
org.apache.hadoop.yarn.api.ApplicationClientProtocolPB.getQueueInfo from 
10.115.40.4:44072

java.lang.NullPointerException

at 
org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueInfo(ClientRMService.java:993)

at 
org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.getQueueInfo(ApplicationClientProtocolPBServiceImpl.java:308)

at 
org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:527)

at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:503)

at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)"

 

 

  was:
When Fifo Yarn Scheduler is configured, the scheduler page gives out 404. 

 


> Yarn Resource Manager scheduler page gives 503 with FIFO Yarn Scheduler
> -----------------------------------------------------------------------
>
>                 Key: YARN-10489
>                 URL: https://issues.apache.org/jira/browse/YARN-10489
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>            Reporter: Animesh Nandanwar
>            Priority: Major
>
> When Fifo Yarn Scheduler is configured, the scheduler page gives out 503
> Exception:
> 2020-11-05 02:55:04,940 WARN org.apache.hadoop.ipc.Server: IPC Server handler 
> 17 on 8032, call Call#347 Retry#0 
> org.apache.hadoop.yarn.api.ApplicationClientProtocolPB.getQueueInfo from 
> 10.115.40.4:44072
> java.lang.NullPointerException
> at 
> org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueInfo(ClientRMService.java:993)
> at 
> org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.getQueueInfo(ApplicationClientProtocolPBServiceImpl.java:308)
> at 
> org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:527)
> at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:503)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)"
>  
>  



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