On Sun, 6 Jan 2008 14:00:05 -0600
jakllsch%kollasch.net@localhost wrote:
> Hi,
>
> I have a uniprocessor amd64 system that is very sluggish
> when compiling now under 4.99.48's GENERIC.
>
> top shows nearly-100% "system" usage when compiling,
> and zero when the system is idle.
>
Check the interrupt load -- when I had such problems, I was seeing a
high rate of spurious interrupts.
--Steve Bellovin, http://www.cs.columbia.edu/~smb