start up:
./mongod --config /usr/local/mongodb/bin/mongodb.conf
or
mongod --journal -f /usr/local/mongodb/bin/mongodb.conf
shut down:
mongod --journal --shutdown -f /usr/local/mongodb/bin/mongodb.conf
start up:
./mongod --config /usr/local/mongodb/bin/mongodb.conf
or
mongod --journal -f /usr/local/mongodb/bin/mongodb.conf
shut down:
mongod --journal --shutdown -f /usr/local/mongodb/bin/mongodb.conf