Run Instances scratchpad entries The activity writes this data to the workflow scratchpad. Variable Description instances An array of instance objects. Each object in the array contains: instance_id: ID of the running instance. private_dns: private DNS, accessible only from within the EC2 region where the instance is running. dns: public DNS, accessible from any computer on the Internet. ip_address: public IP address for the instance. instance_state: state of the instance: 0: Pending 16: Running 32: Shutting down 48: Terminated 64: Stopping 80: Stopped instance_xml: the raw XML returned by Amazon.