Twitter Ambrose is a platform for visualization and real-time monitoring of MapReduce data workflows. It presents a global view of all the map-reduce jobs derived from your workflow after planning and optimization. As jobs are submitted for execution on your Hadoop cluster, Ambrose updates its visualization to reflect the latest job status, polled from your process. Ambrose provides the following in a web UI: * A table view of all the associated jobs, along with their current state * Chord and graph diagrams to visualize job dependencies and current state * An overall script progress bar