$ gem install engineyard

$ ey environments -a=todo
your-account/todo
    testenv                       [ production ]  (stopped)
$ ./bin/ey-wakeup boot -e=testenv \
-ip=54.83.57.226 \
-apps=2 \
-apps-size=m3_medium　\
-app-snapshot=latest \
-db-size=m3_medium \
-db-snapshot=latest \
-db-volume=5 \
-db-iopos=500 \
-slave0=slavedbname \
-slave0-size=m3_medium \
-slave0-volume=5 \
-utility0=utilname \
-utility0-size=m3_medium \
-utility0-volume=5 \
-utility0-iops=500 \
-username=myuser
-password=mypass
$ ey environments -a=todo
your-account/todo
    testenv                       [ production ]  5 instances

$ ./bin/ey-wakeup stop -e=testenv -username=myuser -password=mypass
$ ey environments -a=todo
your-account/todo
    testenv                       [ production ]  (stopped)