You could try dumping the call stacks a few times during a spike and a few 
times during normal operation to see what the task is doing with all that 


Travis Retzlaff
Application Integration Consultant
Computech Resources, Inc.
1375 W. Main Avenue
De Pere, WI 54115
Phone:  920-336-1387 Ext. 227
Fax:  920-336-7728
e-Mail: tretzlaff@xxxxxxxxxxxx wrote on 08/19/2005 
09:50:05 AM:

> A message loop perhaps? That should be evident by watching the console I 

> would think.
> As per Chris's Netstat suggestion, use F15 to subset (filter) for port 
> once for the local and once again for the remote. Besides looking for 
> or rapid connections, also use F11 to check the byte counts. 
> ====================================
> Tom Kreimer
> Information Alternatives
> Domino 6.5.4 server on iSeries V5R2
> The last couple of days we are seeing SMTP process spikes that are 
> the CPU to 98%+.  SMTP task was at 86% for quite a while yesterday.  So
> far, the only thing I've had any luck with is ending the SMTP task and
> restarting it.  We are not seeing any indications of what might be 
> this, but I'm not sure I know what to look for.
> Since I've been watching, I've seen the process spike briefly several
> times, but generally not long enough to cause the entire server to grind 

> to
> a halt like it did yesterday.  My boss is concerned that this is the 
> result
> of some sort of attack on our system.
> Any suggestions would be much appreciated.
> Patrick
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