Re: Process priority in 2.4.18 (RedHat 7.3)

[Alan Cox]

> On Fri, May 17, 2002 at 01:49:21PM +0100, Alan Cox wrote:
> > I think its mostly #2. We invoke ksoftirq far far too easily.
> 
> ksoftirqd + SCHED_FIFO is like no ksoftirqd at all, provided the ne card
> is irq driven (it is) everything works like it was working in 2.4.0.

For a 10Mbit ne2k it ought to be if its done with sched fifo. For serious
devices its not. The ksoftirqd bounce blows everything out of cache and is
easily measured