bin/start-mapred.sh - hadoop - Git at Google

 #!/bin/bash

 # Start hadoop map reduce daemons.  Run this on master node.

 bin=`dirname "$0"`
 bin=`cd "$bin"; pwd`

 # start mapred daemons
 # start jobtracker first to minimize connection errors at startup
 "$bin"/hadoop-daemon.sh start jobtracker
 "$bin"/hadoop-daemons.sh start tasktracker
	#!/bin/bash

	# Start hadoop map reduce daemons. Run this on master node.

	bin=`dirname "$0"`
	bin=`cd "$bin"; pwd`

	# start mapred daemons
	# start jobtracker first to minimize connection errors at startup
	"$bin"/hadoop-daemon.sh start jobtracker
	"$bin"/hadoop-daemons.sh start tasktracker