Hi, I'm trying the WordCount example and getting this error:
[12:33]$ ./bin/word_count 10/11/10 12:34:35 INFO WordCount: output reducer type: filesystem 10/11/10 12:34:36 INFO jvm.JvmMetrics: Initializing JVM Metrics with processName=JobTracker, sessionId= 10/11/10 12:34:36 INFO WordCount: XXX:text0 10/11/10 12:34:36 INFO mapred.JobClient: Running job: job_local_0001 10/11/10 12:34:36 INFO mapred.MapTask: io.sort.mb = 100 10/11/10 12:34:36 INFO mapred.MapTask: data buffer = 79691776/99614720 10/11/10 12:34:36 INFO mapred.MapTask: record buffer = 262144/327680 10/11/10 12:34:36 WARN mapred.LocalJobRunner: job_local_0001 java.lang.ClassCastException: java.nio.HeapByteBuffer cannot be cast to [B at WordCount$TokenizerMapper.map(WordCount.java:73) at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305) at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:177) 10/11/10 12:34:37 INFO mapred.JobClient: map 0% reduce 0% 10/11/10 12:34:37 INFO mapred.JobClient: Job complete: job_local_0001 10/11/10 12:34:37 INFO mapred.JobClient: Counters: 0 I'm using cassandra 0.7.0beta3 (from latest trunk) on just one machine. Is the example working for anybody? Thanks, P.
