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via Apache's JIRA Issue Tracker by Karthik Kambatla, 1 year ago
via Apache's JIRA Issue Tracker by Karthik Kambatla, 2 years ago
via Google Groups by, 2 years ago 	at	at	at$WritableDeserializer.deserialize(	at$WritableDeserializer.deserialize(	at org.apache.hadoop.mapreduce.ReduceContext.nextKeyValue(	at org.apache.hadoop.mapreduce.ReduceContext.nextKey(	at	at org.apache.hadoop.mapred.Task$NewCombinerRunner.combine(	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.sortAndSpill(	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.access$1800(	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer$