Re: slowness w/ 4.99.48 on amd64

["Steven M. Bellovin" <smb%cs.columbia.edu@localhost>]

On Tue, 8 Jan 2008 16:24:05 -0600
jakllsch%kollasch.net@localhost wrote:

> On Sun, Jan 06, 2008 at 08:14:51PM +0000, Steven M. Bellovin wrote:
> > 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.
> > 
> Hmm, maybe that *is* my problem.
> 
> What are some things to try?
> 
I rebooted...


                --Steve Bellovin, http://www.cs.columbia.edu/~smb