Facebook Head of Mobile Release Engineering Christian Legnitto and Head of Open-Source Projects James Pearce spoke about the social network’s transition to a mobile company and its mobile open-source projects at a whiteboard session at its headquarters in Menlo Park, Calif., earlier this week, TechCrunch reported.
Facebook continued to pursue ways of making data storage more efficient with its release of a new version of Flashcache, with Production Database Engineer Domas Mituzas saying in a note on the Facebook Engineering page that the 3.x series boosted average hit rates from 60 percent to 80 percent and cut the social network’s disk operation rate nearly in half.
Facebook offered some behind-the-scenes details about its TAO (The Association and Objects) server, which the social network referred to as its graph data store, in a note on the Facebook Engineering page by Software Engineer Mark Marchukov.
Facebook’s new timeline profile took about six months to build, from the initial infrastructure-review meeting to successfully turning on the 100 percent back-end load test.
Facebook has one of the largest deployments of the open source database MySQL, and the techies responsible for the care and feeding of this installment will divulge some of their secrets tomorrow night at company headquarters.