Goes to show that the five nines is a bunch of crap. More like two nines. | Hacker News

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believeUme on June 7, 2012 | parent | context | favorite | on: Heroku is down

Goes to show that the five nines is a bunch of crap. More like two nines.

patrickgzill on June 7, 2012 [–]

5 nines is 5 minutes of downtime per year. 4 nines is 52 minutes of downtime per year.

See: http://en.wikipedia.org/wiki/High_availability#Percentage_ca... for a handy chart and follow along with any of your favorite *aaS providers!

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