Getting Good IO from Amazon's EBS Wed Jul 29 00:23:52 -0700 2009 The performance characteristics of Amazon’s Elastic Block Store are moody, technically opaque and, at times, downright confounding. At Heroku, we’ve spent a lot of time managing EBS disks, and recently I had a very long night trying to figure out how to get the best performance out of the EBS disks, and little did I know I was testin