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https://issues.apache.org/jira/browse/YARN-11621?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Benjamin Teke resolved YARN-11621.
----------------------------------
    Fix Version/s: 3.4.0
     Hadoop Flags: Reviewed
       Resolution: Fixed

> Fix intermittently failing unit test: TestAMRMProxy.testAMRMProxyTokenRenewal
> -----------------------------------------------------------------------------
>
>                 Key: YARN-11621
>                 URL: https://issues.apache.org/jira/browse/YARN-11621
>             Project: Hadoop YARN
>          Issue Type: Test
>          Components: yarn
>    Affects Versions: 3.3.6
>            Reporter: Susheel Gupta
>            Assignee: Susheel Gupta
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>
> This test seems to be flaky as it failed 3 times out of 200 runs based on the 
> trunk.
> This was fixed earlier with YARN-7020, but it seems it didn't cover all the 
> flakiness.
> h3.  
> {code:java}
> Error Message
> Application attempt appattempt_1630750910491_0001_000001 doesn't exist in 
> ApplicationMasterService cache. at 
> org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService.allocate(ApplicationMasterService.java:407)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor$3.allocate(DefaultRequestInterceptor.java:224)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor.allocate(DefaultRequestInterceptor.java:135)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AMRMProxyService.allocate(AMRMProxyService.java:329)
>  at 
> org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:60)
>  at 
> org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99)
>  at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:533)
>  at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1070) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:989) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:917) at 
> java.security.AccessController.doPrivileged(Native Method) at 
> javax.security.auth.Subject.doAs(Subject.java:422) at 
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1898)
>  at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2894)
> Stacktrace
> org.apache.hadoop.yarn.exceptions.ApplicationAttemptNotFoundException: 
> Application attempt appattempt_1630750910491_0001_000001 doesn't exist in 
> ApplicationMasterService cache. at 
> org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService.allocate(ApplicationMasterService.java:407)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor$3.allocate(DefaultRequestInterceptor.java:224)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor.allocate(DefaultRequestInterceptor.java:135)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AMRMProxyService.allocate(AMRMProxyService.java:329)
>  at 
> org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:60)
>  at 
> org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99)
>  at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:533)
>  at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1070) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:989) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:917) at 
> java.security.AccessController.doPrivileged(Native Method) at 
> javax.security.auth.Subject.doAs(Subject.java:422) at 
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1898)
>  at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2894) at 
> sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at 
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
>  at 
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>  at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at 
> org.apache.hadoop.yarn.ipc.RPCUtil.instantiateException(RPCUtil.java:53) at 
> org.apache.hadoop.yarn.ipc.RPCUtil.instantiateYarnException(RPCUtil.java:75) 
> at 
> org.apache.hadoop.yarn.ipc.RPCUtil.unwrapAndThrowException(RPCUtil.java:116) 
> at 
> org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.allocate(ApplicationMasterProtocolPBClientImpl.java:79)
>  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
> at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.lang.reflect.Method.invoke(Method.java:498) at 
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:431)
>  at 
> org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeMethod(RetryInvocationHandler.java:166)
>  at 
> org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invoke(RetryInvocationHandler.java:158)
>  at 
> org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeOnce(RetryInvocationHandler.java:96)
>  at 
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:362)
>  at com.sun.proxy.$Proxy90.allocate(Unknown Source) at 
> org.apache.hadoop.yarn.client.api.impl.TestAMRMProxy.testAMRMProxyTokenRenewal(TestAMRMProxy.java:195)
>  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
> at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.lang.reflect.Method.invoke(Method.java:498) at 
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
>  at 
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
>  at 
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
>  at 
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
>  at 
> org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:288)
>  at 
> org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:282)
>  at java.util.concurrent.FutureTask.run(FutureTask.java:266) at 
> java.lang.Thread.run(Thread.java:745) Caused by: 
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.yarn.exceptions.ApplicationAttemptNotFoundException):
>  Application attempt appattempt_1630750910491_0001_000001 doesn't exist in 
> ApplicationMasterService cache. at 
> org.apache.hadoop.yarn.server.resourcemanager.ApplicationMasterService.allocate(ApplicationMasterService.java:407)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor$3.allocate(DefaultRequestInterceptor.java:224)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor.allocate(DefaultRequestInterceptor.java:135)
>  at 
> org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AMRMProxyService.allocate(AMRMProxyService.java:329)
>  at 
> org.apache.hadoop.yarn.api.impl.pb.service.ApplicationMasterProtocolPBServiceImpl.allocate(ApplicationMasterProtocolPBServiceImpl.java:60)
>  at 
> org.apache.hadoop.yarn.proto.ApplicationMasterProtocol$ApplicationMasterProtocolService$2.callBlockingMethod(ApplicationMasterProtocol.java:99)
>  at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:533)
>  at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1070) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:989) at 
> org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:917) at 
> java.security.AccessController.doPrivileged(Native Method) at 
> javax.security.auth.Subject.doAs(Subject.java:422) at 
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1898)
>  at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2894) at 
> org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1562) at 
> org.apache.hadoop.ipc.Client.call(Client.java:1508) at 
> org.apache.hadoop.ipc.Client.call(Client.java:1405) at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:233)
>  at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:118)
>  at com.sun.proxy.$Proxy89.allocate(Unknown Source) at 
> org.apache.hadoop.yarn.api.impl.pb.client.ApplicationMasterProtocolPBClientImpl.allocate(ApplicationMasterProtocolPBClientImpl.java:77)
>  ... 23 more
> {code}
>  



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