Kai Zheng created MAPREDUCE-6775: ------------------------------------ Summary: 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
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