// set Parquet file block size and page size values
int blockSize = 256 * 1024 * 1024;
int pageSize = 64 * 1024;
job.setOutputFormatClass(AvroKeyOutputFormat.class);
AvroKeyOutputFormat.setOutputPath(job, new Path(args 1 » ));
use Avro 1.4.1 with Hadoop 0.20.2 and ONLY that combination.