You’d think Amazon would be five 9s

Posted on June 10th, 2008 by Clif Guy

Five 9s is telcom and data center lingo meaning 99.999% availability. It’s equivalent to 5 minutes of downtime per year. The PSTN (public switched telephone network) is designed to five 9s going back to the days of fanatical engineers at Ma Bell. Remember when we all had AT&T and Bell Telephone? The phone simply always [...]

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Welcome to Clif Guy all the time

Posted on June 8th, 2008 by Clif Guy

Welcome readers of The Appian Way to my new blog home, Clif Guy all the time at clifguy.com.  Take a look around and you’ll notice that I’ve imported all of my own posts from The Appian Way.  The photos are still stored at Blogger/Google, but most linked over and are displaying properly.  My RSS feed [...]

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