[
https://issues.apache.org/jira/browse/MAPREDUCE-3053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13114251#comment-13114251
]
Hudson commented on MAPREDUCE-3053:
-----------------------------------
Integrated in Hadoop-Hdfs-trunk #811 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/811/])
MAPREDUCE-3053. Better diagnostic message for unknown methods in ProtoBuf
RPCs. Contributed by Vinod K V.
acmurthy :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1175357
Files :
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/ipc/ProtoOverHadoopRpcEngine.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/TestRPC.java
> YARN Protobuf RPC Failures in RM
> --------------------------------
>
> Key: MAPREDUCE-3053
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3053
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2, resourcemanager
> Affects Versions: 0.23.0
> Environment: URL: http://svn.apache.org/repos/asf/hadoop/common/trunk
> Repository Root: http://svn.apache.org/repos/asf
> Repository UUID: 13f79535-47bb-0310-9956-ffa450edef68
> Revision: 1173401
> Node Kind: directory
> Schedule: normal
> Last Changed Author: vinodkv
> Last Changed Rev: 1173130
> Last Changed Date: 2011-09-20 06:11:12 -0700 (Tue, 20 Sep 2011)
> Reporter: Chris Riccomini
> Assignee: Vinod Kumar Vavilapalli
> Fix For: 0.23.0
>
> Attachments: MAPREDUCE-3053-20110922.txt
>
>
> When I try to register my ApplicationMaster with YARN's RM, it fails.
> In my ApplicationMaster's logs:
> Exception in thread "main" java.lang.reflect.UndeclaredThrowableException
> at
> org.apache.hadoop.yarn.api.impl.pb.client.AMRMProtocolPBClientImpl.registerApplicationMaster(AMRMProtocolPBClientImpl.java:108)
> at
> kafka.yarn.util.ApplicationMasterHelper.registerWithResourceManager(YarnHelper.scala:48)
> at kafka.yarn.ApplicationMaster$.main(ApplicationMaster.scala:32)
> at kafka.yarn.ApplicationMaster.main(ApplicationMaster.scala)
> Caused by: com.google.protobuf.ServiceException:
> java.lang.NullPointerException: java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.proto.ClientRMProtocol$ClientRMProtocolService$2.getRequestPrototype(ClientRMProtocol.java:186)
> at
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Server.call(ProtoOverHadoopRpcEngine.java:323)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1489)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1485)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1135)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1483)
> at
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Invoker.invoke(ProtoOverHadoopRpcEngine.java:130)
> at $Proxy6.registerApplicationMaster(Unknown Source)
> at
> org.apache.hadoop.yarn.api.impl.pb.client.AMRMProtocolPBClientImpl.registerApplicationMaster(AMRMProtocolPBClientImpl.java:101)
> ... 3 more
> Caused by: java.lang.NullPointerException: java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.proto.ClientRMProtocol$ClientRMProtocolService$2.getRequestPrototype(ClientRMProtocol.java:186)
> at
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Server.call(ProtoOverHadoopRpcEngine.java:323)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1489)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1485)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1135)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1483)
> at org.apache.hadoop.ipc.Client.call(Client.java:1084)
> at
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Invoker.invoke(ProtoOverHadoopRpcEngine.java:127)
> ... 5 more
> In the ResourceManager's logs:
> 2011-09-20 15:11:20,973 INFO ipc.Server (Server.java:run(1497)) - IPC Server
> handler 2 on 8040, call:
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$ProtoSpecificRequestWritable@455dd32a
> from 127.0.0.1:33793, error:
> java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.proto.ClientRMProtocol$ClientRMProtocolService$2.getRequestPrototype(ClientRMProtocol.java:186)
> at
> org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Server.call(ProtoOverHadoopRpcEngine.java:323)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1489)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1485)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1135)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1483)
> My registration code:
> val appId = args(0).toInt
> val attemptId = args(1).toInt
> val timestamp = args(2).toLong
> // these are our application master's parameters
> val streamerClass = args(3)
> val tasks = args(4).toInt
> // TODO log params here
> // start the application master helper
> val conf = new Configuration
> val applicationMasterHelper = new ApplicationMasterHelper(appId,
> attemptId, timestamp, conf)
> .registerWithResourceManager
> .....
> val rpc = YarnRPC.create(conf)
> val appId = Records.newRecord(classOf[ApplicationId])
> val appAttemptId = Records.newRecord(classOf[ApplicationAttemptId])
> val rmAddress =
> NetUtils.createSocketAddr(conf.get(YarnConfiguration.RM_ADDRESS,
> YarnConfiguration.DEFAULT_RM_ADDRESS))
> val resourceManager = rpc.getProxy(classOf[AMRMProtocol], rmAddress,
> conf).asInstanceOf[AMRMProtocol]
> var requestId = 0
> appId.setClusterTimestamp(lTimestamp)
> appId.setId(iAppId)
> appAttemptId.setApplicationId(appId)
> appAttemptId.setAttemptId(iAppAttemptId)
> def registerWithResourceManager(): ApplicationMasterHelper = {
> val req = Records.newRecord(classOf[RegisterApplicationMasterRequest])
> req.setApplicationAttemptId(appAttemptId)
> // TODO not sure why these are blank- This is how spark does it
> req.setHost("")
> req.setRpcPort(1)
> req.setTrackingUrl("")
> resourceManager.registerApplicationMaster(req)
> this
> }
> My params are receiving the proper app/attempt/cluster timestamps:
> app - 1
> attempt - 1
> timestamp - 1316556657998
--
This message is automatically generated by JIRA.
For more information on JIRA, see: http://www.atlassian.com/software/jira
