Re: SMTP jobs consuming high CPU

[Charles Wilt <charles.wilt@xxxxxxxxx>]

Sounds like your box could be configured as an open relay and is being
used by spammers...

http://publib.boulder.ibm.com/infocenter/iseries/v5r4/topic/rzair/rzairneardomain.htm

You usually don't want "allow all relays"

HTH,
Charles

On Fri, Aug 27, 2010 at 9:21 AM, Darell Wheeler <darellwheeler@xxxxxxxx> wrote:
> Hi,
>
> The follwoing SMTP jobs run on the AS400 server and at times they consume large amount of CPU,taking the total CPU Utilization to 112%.The users complain that the other production jobs do not complete in time due to these SMTP jobs .
>
> The SMTP jobs are :
>
> QTSMTPSRVD
> QTSMTPCLTD
> QTSMTPBRCL
> QTSMTPBRSR
>
> Can you please advice what can be done so that these SMTP jobs do not consume high CPU or the production jobs complete in time?
>
> I have a series of CL commands which I run to kill the SMTP jobs.These commands are :
>
> ENDTCPSVR *SMTP
> ENDMSF *immed
>
> and then
>
> STRTCPSVR *SMTP
> STRMSF *CLEAR
>
> But even after this,the SMTP jobs still start consuming high CPU.Not sure why?
>
> Please advice
>
> Darell
>
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