Re: stochastic fair queueing in the elevator [Re: [BENCHMARK] 2.

Giuliano Pochini
2003-02-10T09:53:31Z

> In the time of one disk seek plus half rotational latency
> (12 ms) you can do a pretty large amount of reading (>400kB).
> This means that for near and medium disk seeks you don't care
> all that much about how large the submitted IO is. Track buffers
> further reduce this importance.

This isn't always true. Removable devices usually have a quite
low seek time compared to their raw transfer rate.

Bye.