very urgent problem with MailScanner + postfix

[Ron E.]

Hm, thanks - I started with Debug SpamAssassin = yes but I don't see any
debug data in maillog - do I need to look elsewhere?



On Fri, 7 Nov 2003, David Vosburgh wrote:

> Try setting "Debug = yes" and "Debug SpamAssassin = yes" in your
> MailScanner.conf file.  Alternatively, you could try to just run
> spamassassin manually on a message in debug mode: spamassassin -D -t <
> message_file.  If you choose the latter, make sure your (if run as root)
> /.spamassassin/user_prefs is the same as your MS
> spam.assassin.prefs.conf so you get the same behavior.
>
> Dave
>
> Ron E. wrote:
>
> >Well, interestingly enough, after the backlog cleared out, I restarted the
> >incoming postfix and very rapidly developed another backlog - and now I'm
> >having the same problem you had - ie - SpamAssassin timed out and was
> >killed...
> >
> >Any idea how to get SpamAssassin to log everything it's doing so I can see
> >where it's bombing out - I've got DCC/razor/pyzor going but I've disabled
> >the RBLs temporarily - just going really, really slow.
> >
> >I will try the lower scanning settings as below...
> >
> >-Ron
> >
> >On Fri, 7 Nov 2003, David Vosburgh wrote:
> >
> >
> >
> >>I had a different message - "SpamAssassin timed out and was killed,
> >>consecutive failure 1 of 20", but the same general problem (extreme
> >>slowness delivering mail).  My actual problem turned out to be an
> >>ex-user that was forwarding corporate email to a hotmail account that
> >>had hit it's quota. His email was getting bounced back and forth,
> >>growing all the time.  After we changed his alias to /dev/null and
> >>restarted MS, the queue cleared very quickly.  I've since reduced the
> >>number of messages scanned in one pass, Max Unscanned/Unsafe Messages
> >>Per Scan, from 30 (default) to 10.  FWIW, it does appear that my system
> >>(Sun 220R w/ 2x450Mhz,1GB RAM) is "happier" with this setting.
> >>
> >>Dave
> >>
> >>Ron E. wrote:
> >>
> >>
> >>
> >>>Great, thanks Dave - yes I just found Monkeys still in my RBL list so I'll
> >>>check further but just based on that my performance has gone way up
> >>>already.
> >>>
> >>>Did you also have the problem with duplicate truncated messages being
> >>>delivered? And messages in the maillog about messages "still being
> >>>delivered"?
> >>>
> >>>
> >>>-Ron
> >>>
> >>>On Fri, 7 Nov 2003, David Vosburgh wrote:
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>>I had a similar problem several weeks ago.  I'd first take a look at
> >>>>your mail log file for signs of any delays while running MS.  In my
> >>>>particular case, there were SA timeouts during MS processing.  If you
> >>>>want to jump the gun, you could just disable SA in the mailscanner
> >>>>config file, restart MS, and see if things speed up.  If it is SA, then
> >>>>turn on debugging to see where things are slowing down.  You should look
> >>>>at the various net checks going on there (razor/pyzor/dcc and any
> >>>>RBL's).  You could selectively disable each one at a time in the
> >>>>spam.assassin.prefs.conf file to see which one is causing problems.
> >>>>Also, several RBL's have gone out of business in the last few
> >>>>months...you should make sure you aren't using them.
> >>>>
> >>>>Dave
> >>>>
> >>>>Ron E. wrote:
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Hopefully someone will see this very shortly.
> >>>>>
> >>>>>Several days ago I posted a message about the same problem where
> >>>>>mailscanner begins to backlog and errors about messages "still being
> >>>>>delivered" show up in the maillog, with hardly any messages passed by
> >>>>>mailscanner to the mta.
> >>>>>
> >>>>>I've since upgraded to 4.24-5 due to a backlog starting to happen again
> >>>>>but it never cleared up and is unfortunately much worse this time - (much
> >>>>>larger backlog).
> >>>>>
> >>>>>I've temporarily stopped the incoming postfix to give mailscanner a chance
> >>>>>to catch up, but need some debugging here to get the backlog cleared out
> >>>>>as fast as possible and to fully fix this...
> >>>>>
> >>>>>Any help would be appreciated.
> >>>>>
> >>>>>Thanks,
> >>>>>
> >>>>>
> >>>>>Ron
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>--
> >>>>
> >>>>Dave Vosburgh
> >>>>Sr. Unix System Administrator
> >>>>Dallas Semiconductor
> >>>>vosburgh at dalsemi.com  972-371-4418
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>>
> >
> >
> >
>