Top showing 0.0% usage

[Joerg Sonnenberger]

On Tue, Feb 01, 2005 at 03:05:12PM -0500, EM1897 at xxxxxxx wrote:
> I'm passing about 90Mb/s through a DFLY BSD box with 2 fxp interfaces 
> and the interrupt usage is showing 0.0%. I know you guys have done 
> some optimizing, but it seems a bit too speedy. I saw something about 
> acpi, but the results are the same with and without it. The same traffic
> on a FreeBSD 4.9 box registers about 40% on this box.
> 
> Has this been somehow disconnected? The interrupt usage is a pretty 
> good way (and the only useful one) for determining when traffic levels
> are getting too high for a system. Does anyone know about this?

I'm not sure why, but it seems that the interrupt traffic for many
devices is now included in the system time. I would have to look at
the scheduler's accounting to be sure though.

Joerg

> 
> Eddie