lzo2 shows insane speed gap

[Mel]

On Monday 29 December 2008 12:25:00 Christian Weisgerber wrote:
> On the "slow" machines, the tests also consume a lot of system time.
> I've seen figures from 20 to 50%.  However, ktrace shows nothing
> out of the ordinary.

If the program itself doesn't directly cause the system time, do interrupt 
rates give any hint as to what does?
And to rule out the obvious, you did check swapping?
-- 
Mel