**To start a stack's instances**

The following example starts all of a stack's 24/7 instances.
To start a particular instance, use ``start-instance``. ::

  aws opsworks --region us-east-1 start-stack --stack-id 8c428b08-a1a1-46ce-a5f8-feddc43771b8

*Output*: None.

**More Information**

For more information, see `Starting an Instance`_ in the *AWS OpsWorks User Guide*.

.. _`Starting an Instance`: http://docs.aws.amazon.com/opsworks/latest/userguide/workinginstances-starting.html#workinginstances-starting-start