Previously we posted an article about Jan Koum’s beginnings as a FreeBSD developer at Yahoo! He mentioned that he came to Yahoo! because they were using FreeBSD. This interesting page is an excerpt on how the open source operating came to be at the large company, as told by the co-founder David Filo.
Yahoo! began life at Stanford University on a DEC Alpha box running OSF and a Sparc 20 running SunOS. They served us well for the first year but we learned that neither system was really designed for handling a large number of HTTP requests. In fact we were unable to find any commercial system that addressed the problems we were facing with scalability. This was one of the unfortunate realities of being at the forefront of Web technology.
Full story: http://zer0.org/daemons/yahoobsd.html
Discussion thread: https://news.ycombinator.com/item?id=10558288