04/08/2012
“ If you’re a large site (particularly a PaaS) on AWS and care about availability, you need to have spare capacity in your region (using Reserve Instances, like Netflix does) to cover when a single AZ disappears, and your own external to AWS load balancing (not DNS based), with your own per-AZ subsidiary load balancers (nginx or whatever) running within EC2. „
Quote posted at 12:56 Comments
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