On: How Facebook Squeezes More From Its Machines

[houseabsolute]

Only 30,000? I would have guessed much more.

[koko775 → houseabsolute]

And you'd be right. That figure is way old, and even small for then.

[Andys → houseabsolute]

Wonder how many of them are just almost idle, running something like memcached?

[lsb → Andys]

Facebook's actually encountered scaling problems from memcached taking up too much CPU time; that's why there's the binary protocol, and they're talking about the multiget hole at http://highscalability.com/blog/2009/10/26/facebooks-memcach...

[grinich → houseabsolute]

They're all in the US, too.