[ ~/hadoop-0.18.01]$ ./bin/hadoop --config ~/1157/ jar hadoop-0.18.01-examples.jar randomtextwriter
randomtextwriter [-outFormat <output format class>] <input>
Generic options supported are
-conf <configuration file> specify an application configuration file
-D <property=value> use value for given property
-fs <local|namenode:port> specify a namenod
-jt <local|jobtracker:port> specify a job tracker
-files <comma separated list of fiels> specify comma separated files to be copied to the map reduce cluster
-libjars <comma seperated list of jars> specify comma separated jar files to include in the classpath.
-archives <comma separated list of archives> specify comma separated archives to be unarchived on the compute machines.
The general command line syntax is
bin/hadoop command [genericOptions] [commandOptions]