And since they have a Big Hairy Audacious of Goal of being on every smartphone in the world, which could be as many as 5 billion phones in a few years, they’ll need to make the most of that experience.īefore we get to the facts, let’s digress for a moment on this absolutely fascinating conundrum: How can WhatsApp possibly be worth $19 billion to Facebook?Īs a programmer if you ask me if WhatsApp is worth that much I’ll answer expletive no! It’s just sending stuff over a network. So WhatsApp comes by their scaling prowess honestly. The founders are also ex-Yahoo guys with not a little experience scaling systems. Having built a high performance messaging bus in C++ while at Yahoo, Rick Reed is not new to the world of high scalability architectures. We've faced many challenges in meeting the ever-growing demand for our messaging services, but as we continue to push the envelope on size (>8000 cores) and speed (>70M Erlang messages per second) of our serving system.īut since we don’t have that talk yet, let’s take a look at a talk Rick Reed gave two years ago on WhatsApp: Scaling to Millions of Simultaneous Connections. What has hundreds of nodes, thousands of cores, hundreds of terabytes of RAM, and hopes to serve the billions of smartphones that will soon be a reality around the globe? The Erlang/FreeBSD-based server infrastructure at WhatsApp. Rick Reed in an upcoming talk in March titled That's 'Billion' with a 'B': Scaling to the next level at WhatsApp reveals some eye popping WhatsApp stats:
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