Ever been on the phone to IT support and they told you to turn it off and then on again, and that sorts it out? Facebook last night had that sort of problem. So they turned the site off and on again. And it fixed their problem. Literally.Read the full story at the Guardian.
As Robert Johnson, its director of software engineering, explained in a slightly shamefaced blogpost, the site was offline for about two-and-a-half hours - its worst outage in four years - due to some technical changes that Facebook had made.
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