hadoop.tmp.dir
/app/hadoop/tmp
A base for other temporary directories.
fs.default.name
hdfs://master:54310
The name of the default file system. A URI whose
scheme and authority determine the FileSystem implementation. The
uri's scheme determines the config property (fs.SCHEME.impl) naming
the FileSystem implementation class. The uri's authority is used to
determine the host, port, etc. for a filesystem.
io.compression.codecs
org.apache.hadoop.io.compress.GzipCodec,org.apache.hadoop.io.compress.DefaultCodec,com.hadoop.compression.lzo.LzoCodec,com.hadoop.compression.lzo.LzopCodec,org.apache.hadoop.io.compress.BZip2Codec
io.compression.codec.lzo.class
com.hadoop.compression.lzo.LzopCodec
fs.inmemory.size.mb
200
io.sort.mb
200
io.sort.factor
50
mapred.job.shuffle.input.buffer.percent
0.5