Tag: Green IT Index

This blog is from CAST’s keynote speech at MeGSuS’16, 3rd International Workshop on Measurement and Metrics for Green and Sustainable Software. Download the presentation here.

Fueled by our growing thirst for constant connectivity and the dawn of the Internet of Things, the energy required to power all the world’s computers, data storage and communications networks is expected to double by 2020 according to the latest research by McKinsey & Company. This would increase the total impact of IT technology, in terms of global carbon emissions, by at least 3%.

Green Indexes Used in CAST to Measure Energy Consumption of Code

It’s simple physics: a piece of application code gets caught in a logic loop, the CPU heats up as the increased throughput tries to make sense of the commands, the computer reacts by pumping more power to the motherboard and cooling system to keep everything up and running, and your electricity bill goes up.

CAST Tries To Save the Planet with Green IT Index