How do you calculate the rotational latency of a hard drive?

Question

If you know the RPM, then how do you calculate the rotational latency?

score 7 · Accepted Answer · answered Mar 12 '10 at 07:49

7

(1 / (RPM / 60)) * 0.5 * 1000

Or, in other words:

30000 / RPM

Result in ms.

answered Mar 12 '10 at 07:49

Alex

1 Answers1