[ https://issues.apache.org/jira/browse/YARN-874?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13690904#comment-13690904 ]
Zhijie Shen commented on YARN-874: ---------------------------------- Ran MR example on latest trunk, and saw. Not sure it is related or not. {code} 2013-06-21 16:24:35,946 WARN org.apache.hadoop.yarn.server.resourcemanager.RMAuditLogger: USER=zshen OPERATION=Application Finished - Failed TARGET=RMAppManager RESULT=FAILURE DESCRIPTION=App failed with state: FAILED PERMISSIONS=Application application_1371857063893_0001 failed 2 times due to Error launching appattempt_1371857063893_0001_000002. Got exception: java.io.IOException: Failed on local exception: java.io.IOException: java.io.IOException: Server asks us to fall back to SIMPLE auth, but this client is configured to only allow secure connections.; Host Details : local host is: "ZShens-MacBook-Pro.local/10.140.1.146"; destination host is: "localhost":9105; at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:764) at org.apache.hadoop.ipc.Client.call(Client.java:1318) at org.apache.hadoop.ipc.Client.call(Client.java:1266) at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) at com.sun.proxy.$Proxy23.startContainer(Unknown Source) at org.apache.hadoop.yarn.api.impl.pb.client.ContainerManagementProtocolPBClientImpl.startContainer(ContainerManagementProtocolPBClientImpl.java:110) at org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.launch(AMLauncher.java:110) at org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.run(AMLauncher.java:228) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:680) Caused by: java.io.IOException: java.io.IOException: Server asks us to fall back to SIMPLE auth, but this client is configured to only allow secure connections. at org.apache.hadoop.ipc.Client$Connection$1.run(Client.java:589) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1489) at org.apache.hadoop.ipc.Client$Connection.handleSaslConnectionFailure(Client.java:552) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:635) at org.apache.hadoop.ipc.Client$Connection.access$2200(Client.java:258) at org.apache.hadoop.ipc.Client.getConnection(Client.java:1367) at org.apache.hadoop.ipc.Client.call(Client.java:1285) ... 9 more Caused by: java.io.IOException: Server asks us to fall back to SIMPLE auth, but this client is configured to only allow secure connections. at org.apache.hadoop.security.SaslRpcClient.saslConnect(SaslRpcClient.java:250) at org.apache.hadoop.ipc.Client$Connection.setupSaslConnection(Client.java:464) at org.apache.hadoop.ipc.Client$Connection.access$1500(Client.java:258) at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:628) at org.apache.hadoop.ipc.Client$Connection$2.run(Client.java:625) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1489) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:624) ... 12 more . Failing the application. APPID=application_1371857063893_0001 {code} > Tracking YARN/MR test failures after HADOOP-9421 > ------------------------------------------------ > > Key: YARN-874 > URL: https://issues.apache.org/jira/browse/YARN-874 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Vinod Kumar Vavilapalli > Assignee: Vinod Kumar Vavilapalli > Priority: Blocker > > HADOOP-9421 seems to have broken some YARN/MR tests. Tracking those.. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira