Amazon Cloud Outage: What Can Be Learned?

[InfoSec News <alerts () infosecnews org>]

http://www.informationweek.com/news/cloud-computing/infrastructure/231300449

By Charles Babcock
InformationWeek
August 09, 2011

A lightning strike in Dublin, Ireland knocked Amazon's European cloud 
services offline Sunday and some customers were expected to be down for 
up to two days.

Amazon needed disaster recovery capability with live data replication to 
be in place for many customers to avoid being caught in the outage.

Both primary and secondary power supplies were knocked out in the same 
lightning strike during an intense electrical storm Sunday over the city 
of Dublin, where Amazon operates its European zone data center. The 
strike caused a transformer explosion and fire in the grid of Amazon's 
electricity supplier; the same strike also knocked out Amazon's backup 
generators.

[...]


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