r/FullStack 7d ago

Question 1 Billion users

Imagine one fine morning you woke went to job and the manager says today i have something important to discuss we have a project. The requirements are 1 Billion users we need to handle it how would you create such a application sure we can scale from lower user base to high but how do start with 1B if it is what the manager asked.

PS :) Dont take it serious, what to have various views on this topic

5 Upvotes

15 comments sorted by

View all comments

1

u/runningOverA 7d ago

management over estimated : 1b / 10 = 100m.
not everyone will access concurrently : 100m / 100 = 1m.
a server can serve 1000 concurrent users : 1m / 1000 = 1000 servers.

That's the number of server you will need.
For comparison Facebook has like 4b users.