route(/aws ec2\-cpuutil ([i][\-][0-9a-zA-Z]+)[ ]*(.*)$/, help: help) do |response|
        opts = get_options_for_cloudwatch(response, ago: '2d', period: '300s')
        instance_id = response.matches.first.first
        cmd = "cloudwatch get-metric-statistics --namespace AWS/EC2 --metric-name CPUUtilization --dimensions Name=InstanceId,Value=#{instance_id} --start-time #{opts[:start_time]} --end-time #{opts[:end_time]} --period #{opts[:period]} --statistics Average"
        data = exec_cli_json(cmd, opts[:cmd_opts])