Power-play, power work

Steve Denegri, author of The Data Center’s Green Direction Is A Dead End turned me onto an interesting Microsoft blog post. Titled Changing Data Center Behavior Based On Chargeback Metrics the post breaks down data center costs at Microsoft. The author,...

The virtual machine I/O blender

I’m at the SNIA Symposium this morning. Hence the short post. What is the impact of virtual machines on I/O? Engineers have spent decades optimizing the OS, drivers, caching, controllers and disks for specific workloads. Observed behavior such as locality of...