[CentOS] question about top output

Greenseid, Joseph M (IS) Joseph.Greenseid at ngc.com
Mon Mar 23 15:11:49 UTC 2009


> > below is the output of top off a machine i have, sorted by CPU
> > utilization.
> > 
> > my question is, how can all 8 CPUs say they're pegged at 100% user
> > utilization, when there are just these 8 processes saying they're
> > using 25% of a CPU each, and no other processes showing up taking any
> > resources?  i have run this test on other machines and they act as
> > expected.  i found this b/c this node was running a lot slower for
> > some reason, and i can't figure out why.  there are no error messages
> > anywhere...
>
> What happens if you stop, say half, of the xhpl processes?
>

The way they interact, I can't really stop them while they're running, but I can run a configuration where there are only 4 of them running on the node.  Would that give you similar information to what you wanted to see, or not be worth it?

--Joe
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