Re: Sky high load average

[Aaron Konstam <akonstam Trinity Edu>]

On Sat, Nov 16, 2002 at 01:18:26AM -0800, Mark Denni wrote:
> I have 8 Dell PowerEdge 1650's which are running chip
> design simulations which use nearly all the CPU and
> nearly all the 2 GB of memory. And these simulations
> can run for anywhere from hours to days to weeks.
> 
> Once in a few weeks or so, all of a sudden, the CPU
> usage goes from 99+% on both CPU's to 0.0% on cpu0 and 
> 0.1 on cpu2.  Then the load average starts to climb and
> climb.  Currently it is almost 35! (It took 6 hours to
> get that high.)
> 
We have had similar problems and traced to contextswqitching going wild.
Have you checked those?
-- 
-------------------------------------------
Aaron Konstam
Computer Science
Trinity University
715 Stadium Dr.
San Antonio, TX 78212-7200

telephone: (210)-999-7484
email:akonstam trinity edu