Re: elevator algorithm bug in ll_rw_blk.c

Chris Wedgwood (cw@ix.net.nz)
Mon, 16 Nov 1998 09:07:05 +1300


On Sun, Nov 15, 1998 at 06:30:25PM +0100, Martin Mares wrote:

> Track-to-track seek speeds are not directional, but inter-sector
> speeds are and since the algorithm has no information on physical
> disk geometry, it cannot distinguish whether two sectors are on
> the same track or not.

Right now this isn't an issue - but it time it will perhaps become
one. Disks are almost certainly going to become much faster and much
larger in the next few years, but seek-times are not.

-cw

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/