Overhead is less and overprovisioned space is much less per the article. That said, 1PB is expected with the 18.3TB modules x 20. Factor in OH then multiply by 5ish:1 you'll find 1PB.
Not a member of The Register?
Create a new account
Remember me on this computer?
The Register - Independent news and views for the tech community. Part of Situation Publishing
Biting the hand that feeds IT © 1998–2021