What version of Hadoop and what version of Pig are you using. Based from the error I assume you are using Pig 0.5.0 that requires a hadoop 20 cluster.
Olga -----Original Message----- From: Haiyi Zhu [mailto:[email protected]] Sent: Monday, November 23, 2009 7:01 AM To: [email protected] Subject: Error under Mapreduce Mode Hi all, New to pig. The simplest "load" and then "dump" does not work under Mapreduce mode :-( Here is the error information I get. I am wondering what "Queue 'default' does not exist" means. 2009-11-22 21:53:25,317 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MultiQueryO ptimizer - MR plan size before optimization: 1 2009-11-22 21:53:25,317 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MultiQueryO ptimizer - MR plan size after optimization: 1 2009-11-22 21:53:27,282 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlC ompiler - Setting up single store job 2009-11-22 21:53:27,384 [Thread-66] WARN org.apache.hadoop.mapred.JobClient - Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same. 2009-11-22 21:53:27,855 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLa uncher - 0% complete 2009-11-22 21:54:01,499 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLa uncher - 100% complete 2009-11-22 21:54:01,500 [main] ERROR org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLa uncher - 1 map reduce job(s) failed! 2009-11-22 21:54:01,607 [main] ERROR org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLa uncher - Failed to produce result in: "hdfs:// grit-nn1.yahooresearchcluster.com/tmp/temp866681642/tmp383950780" 2009-11-22 21:54:01,607 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLa uncher - Failed! 2009-11-22 21:54:01,608 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2997: Unable to recreate exception from backend error: org.apache.hadoop.ipc.RemoteException: java.io.IOException: Queue "default" does not exist Thanks! Haiyi -- Haiyi ZHU Human Computer Interaction Institute Carnegie Mellon University, Pittsburgh E-mail:[email protected] <e-mail%[email protected]>, [email protected]
