Fubaredness Is Contagious

Dmitriy Samovskiy’s Blog

Entries from January 2010

Digging into EC2 Spot Price History

January 26th, 2010 · 1 Comment

In December 2009, Amazon Web Services team introduced yet another innovation – spot pricing for EC2 instances. Several sites were created shortly to track spot price history by creating price charts. But price charts are relatively boring – juicy meat is in the dynamics hidden inside series of numbers which represent the price history. Let’s [...]

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Tags: cloud computing

Normal Accidents in Complex IT Systems

January 11th, 2010 · 3 Comments

Designing a fully-automated or nearly-fully-automated computer system with many moving parts and dependencies is tricky, whether a system is distributed, hyper distributed or otherwise. Failures happen and must be dealt with. After a while, most folks grow up from “failures are rare and can be ignored” to “failures are not that rare and can not [...]

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Tags: distributed · infrastructure development · software engineering