SEOmoz has published a report about the outage that is affecting their crawling service.
What happened? As described in the company’s blog, SEOmoz runs several services using Amazon Web Services (AWS). While most of the services run on “on-demand” or “reserved instances”, a few applications employ “spot instances”, a purchasing model that allows customers to rent Amazon’s unused resources at a discounted price which often exceeds 50%. Continue Reading »
