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

[Jeremy Allison]

On Thu, Jul 01, 2004 at 08:58:27AM -0500, Dragan Krnic wrote:
> Hi Everyone,
> 
> 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 ?

Jeremy.