queue gets backed up frequently

[Mike Kercher]

Do you have any users on your box that may be running crons under their UID
on these days?
What do your maillogs show on the days these backups occur?  Is it possible
you are being used as a relay?

Mike


> -----Original Message-----
> From: MailScanner mailing list
> [mailto:MAILSCANNER at JISCMAIL.AC.UK] On Behalf Of Chris W. Parker
> Sent: Wednesday, April 07, 2004 2:56 PM
> To: MAILSCANNER at JISCMAIL.AC.UK
> Subject: queue gets backed up frequently
>
> hi everyone,
>
> i've been having this problem with mailscanner for quite a
> while now and i haven't been able to pinpoint the cause so
> i'm hoping someone can help me out with it.
>
> what happens is the following:
>
> on monday, wednesday, and friday the incoming mail queue gets
> backed up (sometimes hundreds of mails at a time) and
> continues to accumulate mails until, like magic, all the mail
> in processed in a matter of minutes.
>
> so far i have not been able to determine what is causing this.
>
> my MailScanner.conf file can be found here
> http://filter.swatgear.com/~cparker/ms.txt.
>
> some graphs can be found here
> http://filter.swatgear.com/mrtg/. as you can see, the "clog"
> happens on monday, wednesday, and friday but at differnt
> times in those days too. so it's not completely consistent.
> also, i have not been able to determine what is tying up
> resources during those times. i've tried looking through the
> cron directories and using top, but i'm not linux expert so
> nothing has caught my eye yet.
>
> note that this server only has 64mb of ram. an upgrade is
> possible but i'd like to avoid it if i can.
>
>
> i would appreciate any help anyone can offer.
>
>
>
> thanks,
> chris.
>