The following post is an excerpt from a subsection of my Ph.D. depth paper, less citations, which exist in the original document. This post deals with the concept of energy-proportional computing.
Continue reading “Energy-proportional computing”
On Thursday, I attended the Environmental Justice and Sustainability Unconference put on by the Office of Student Life at the University of Toronto. At this “unconference”, individuals could set up shop in various parts of the venue and lead a conversation about different topics. I participated in two discussions: Which are the most energy intensive buildings on campus and why? and on Conservation and consumerism. I thought I would share some highlights from these conversations.
Continue reading “At the Sustainability Unconference”
The following post is a collection of excerpts from a draft of my Ph.D. depth paper, less citations, which exist in the original document.
Few computer systems spend all of their time at full utilization; even in always-on situations such as servers, a properly provisioned system will be spend almost all of its time at less than 50% utilization. Since most personal computers remain idle for extended periods of time ((In the context of this document, idle systems are ones that are on but performing no useful work.)), consumers should be considering a computer’s idle power draw when purchasing a computer. However, performance per watt is often the number that is compared.
Continue reading “Towards better energy-efficiency labels”