[ https://issues.apache.org/jira/browse/YARN-8897?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Bilwa S T updated YARN-8897: ---------------------------- Attachment: YARN-8897-003.patch > LoadBasedRouterPolicy throws "NPE" in case of sub cluster unavailability > ------------------------------------------------------------------------- > > Key: YARN-8897 > URL: https://issues.apache.org/jira/browse/YARN-8897 > Project: Hadoop YARN > Issue Type: Bug > Components: federation, router > Reporter: Akshay Agarwal > Assignee: Bilwa S T > Priority: Minor > Attachments: YARN-8897-001.patch, YARN-8897-002.patch, > YARN-8897-003.patch > > > If no sub clusters are available for "*Load Based Router Policy*" with > *cluster weight* as *1* in Router Based Federation Setup , throwing > "*NullPointerException*". > > *Exception Details:* > {code:java} > java.lang.NullPointerException: java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.federation.policies.router.LoadBasedRouterPolicy.getHomeSubcluster(LoadBasedRouterPolicy.java:99) > at > org.apache.hadoop.yarn.server.federation.policies.RouterPolicyFacade.getHomeSubcluster(RouterPolicyFacade.java:204) > at > org.apache.hadoop.yarn.server.router.clientrm.FederationClientInterceptor.submitApplication(FederationClientInterceptor.java:362) > at > org.apache.hadoop.yarn.server.router.clientrm.RouterClientRMService.submitApplication(RouterClientRMService.java:218) > at > org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.submitApplication(ApplicationClientProtocolPBServiceImpl.java:282) > at > org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:579) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818) > 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:1729) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678) > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:423) > at org.apache.hadoop.yarn.ipc.RPCUtil.instantiateException(RPCUtil.java:53) > at > org.apache.hadoop.yarn.ipc.RPCUtil.instantiateRuntimeException(RPCUtil.java:85) > at > org.apache.hadoop.yarn.ipc.RPCUtil.unwrapAndThrowException(RPCUtil.java:122) > at > org.apache.hadoop.yarn.api.impl.pb.client.ApplicationClientProtocolPBClientImpl.submitApplication(ApplicationClientProtocolPBClientImpl.java:297) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:422) > at > org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeMethod(RetryInvocationHandler.java:165) > at > org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invoke(RetryInvocationHandler.java:157) > at > org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeOnce(RetryInvocationHandler.java:95) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:359) > at com.sun.proxy.$Proxy15.submitApplication(Unknown Source) > at > org.apache.hadoop.yarn.client.api.impl.YarnClientImpl.submitApplication(YarnClientImpl.java:288) > at > org.apache.hadoop.mapred.ResourceMgrDelegate.submitApplication(ResourceMgrDelegate.java:300) > at org.apache.hadoop.mapred.YARNRunner.submitJob(YARNRunner.java:331) > at > org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:254) > at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1570) > at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1567) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:422) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729) > at org.apache.hadoop.mapreduce.Job.submit(Job.java:1567) > at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1588) > at > org.apache.hadoop.examples.QuasiMonteCarlo.estimatePi(QuasiMonteCarlo.java:307) > at org.apache.hadoop.examples.QuasiMonteCarlo.run(QuasiMonteCarlo.java:360) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76) > at org.apache.hadoop.examples.QuasiMonteCarlo.main(QuasiMonteCarlo.java:368) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:71) > at org.apache.hadoop.util.ProgramDriver.run(ProgramDriver.java:144) > at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:74) > 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.util.RunJar.run(RunJar.java:318) > at org.apache.hadoop.util.RunJar.main(RunJar.java:232) > Caused by: > org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): > java.lang.NullPointerException > at > org.apache.hadoop.yarn.server.federation.policies.router.LoadBasedRouterPolicy.getHomeSubcluster(LoadBasedRouterPolicy.java:99) > at > org.apache.hadoop.yarn.server.federation.policies.RouterPolicyFacade.getHomeSubcluster(RouterPolicyFacade.java:204) > at > org.apache.hadoop.yarn.server.router.clientrm.FederationClientInterceptor.submitApplication(FederationClientInterceptor.java:362) > at > org.apache.hadoop.yarn.server.router.clientrm.RouterClientRMService.submitApplication(RouterClientRMService.java:218) > at > org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.submitApplication(ApplicationClientProtocolPBServiceImpl.java:282) > at > org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:579) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872) > at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818) > 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:1729) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678) > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org