[Samba] 3.0.4: smbd's + nscd's = 100% CPU; load > 4

[Dragan Krnic]

> > the new 3.0.4 Samba installation seems to work find
> > except that from time to time but at least a couple
> > of times a day one or more smbd processes start
> > running at 20%-40% CPU each and 6 nscd processes
> > then share the remaining CPU power. System 70%-80%
> > users the rest 20%-30%. Load rises fast to over 4.
> > 
> > I'm sure that each such process is just idling,
> > but why does it engage so much nscd processing?
> > 
> > As soon as I kill the excessive smbd process(es)
> > the situation drops to normal, i.e. load < 0,1
> > no perceptible CPU%.
> > 
> > Does anyone know what's happening?
> 
> What does strace say ? Can you attach with gdb to
> a CPU bound process and give a backtrace ?

Ah backtrace, to see the steps to the black hole?
OK. Will do, sooen as I get back to office (tomorrow).