How Badoo saved one million dollars switching to PHP7

With a switch to PHP 7, the social network Badoo reduced their server count from about 600 to 300

 

We did it! Hundreds of our application servers are now running on PHP7 and doing just fine. By all accounts, ours is only the second project of this scale (after Etsy) to switch to PHP7.

Read more from the source: Badoo Tech Blog