How many servers i need to serv millions of websites?

hi all,

how many servers i need to serv millions of websites like google analytics ??

Depends on the service you’re running. Can’t be answered with a simple number as there are many factors to think about. What do you want to do?

i want to make site like goole analytics

Well - then Piwik is not the way to go.

Piwik will never scale to a size like that - it runs on MySQL.

GA runs on NoSQL datastores and work with mapreduce for archiving - scaling across hundreds and thousands of servers if needed.

See High traffic Piwik FAQ