On: 1,000,000 daily users with no cache

[judofyr]

They used Redis. Which I would say is pretty similar to memcached.

[henrikschroder → judofyr]

I thought so too, but that means the slide title is wrong, they're not doing that much traffic without a cache.

[snorkel → henrikschroder]

They're using Redis as a primary store rather than a cache.