What Makes an Effective Build and Deployment Radiator Screen?

Build screens (or build monitors, or information radiators) are an important tool in helping to achieve Continuous Integration and in trapping errors early. When the number of build jobs becomes large, it can be tempting to hide ‘successful’ jobs to save space, but we found this to cause problems. I realised that people need to know the context for the red jobs if they are to take prompt action to fix failing builds, so it’s important to represent the full state of all builds by showing green jobs too.

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