Amazon CloudWatch provides the functionality to graph the metric data generated either by theAWS services or the custom metric to make it easier for the user to analyse. The AWS CloudWatchconsole provides the option to change the granularity of a graph and zoom in to see data over ashorter time period. To zoom, the user has to click in the graph details pane, drag on the graph areafor selection, and then release the mouse button. Reference: http://docs.aws.amazon.com/AmazonCloudWatch/latest/DeveopeGuide/zoom_in_on_graph.html