[ https://issues.apache.org/jira/browse/MAPREDUCE-6775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kai Zheng updated MAPREDUCE-6775: --------------------------------- Attachment: MAPREDUCE-6775-v1.patch Provided a fix to change back the default RPC engine. > Fix MapReduce failures caused by default RPC engine changing > ------------------------------------------------------------ > > Key: MAPREDUCE-6775 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-6775 > Project: Hadoop Map/Reduce > Issue Type: Bug > Affects Versions: 3.0.0-alpha2 > Reporter: Kai Zheng > Assignee: Kai Zheng > Attachments: MAPREDUCE-6775-v1.patch > > > HADOOP-13218 changed the default RPC engine, which isn't inappropriate > because MAPREDUCE-6706 isn't solved yet, supporting TaskUmbilicalProtocol to > use ProtobufRPCEngine. > [~jlowe] reported the following errors: > {noformat} > 2016-09-07 17:51:56,296 WARN [main] org.apache.hadoop.mapred.YarnChild: > Exception running child : java.lang.reflect.UndeclaredThrowableException > at com.sun.proxy.$Proxy10.getTask(Unknown Source) > at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:137) > Caused by: com.google.protobuf.ServiceException: Too many or few parameters > for request. Method: [getTask], Expected: 2, Actual: 1 > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:199) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:116) > ... 2 more > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: mapreduce-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: mapreduce-issues-h...@hadoop.apache.org