inconsistent performance
Simon Jones
simonmjones at gmail.com
Tue Jul 8 17:27:35 IST 2008
Hello chaps, thanks to all who offered assistance.
I noticed trouble with DNS lookups with spamassassin 3.2.3 as
documented on ttp://wiki.mailscanner.info/doku.php?id=maq:index#optimization_tips
so I upgraded to 3.2.5 which seems to have stopped the lag on the hold
queue.
SMJ
2008/7/8 Martin.Hepworth <martinh at solidstatelogic.com>:
> Simon
>
> Like I said - if you've not disabled them in /etc/mail/spamassassin/mailscanner.cf ( skip_rbl_checks 1) then you're running them all.
>
> You need to add lines like
>
> score __RCVD_IN_NJABL 0.0
>
> To the above file to turn each one off individually for the ones you don't want
>
> Also in MailScanner.conf check which one's you're running there as well
>
> Spam List =
>
> And
>
> Spam Domain List =
>
>
>
> --
> Martin Hepworth
> Snr Systems Administrator
> Solid State Logic
> Tel: +44 (0)1865 842300
>
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info
>> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf
>> Of Simon Jones
>> Sent: 08 July 2008 09:30
>> To: MailScanner discussion
>> Subject: Re: inconsistent performance
>>
>> mate, where do i find what rbl's spamassassin is checking? I
>> thought they were in spam.lists.conf only
>>
>> Simon
>>
>> 2008/7/8 Martin.Hepworth <martinh at solidstatelogic.com>:
>> > Simon
>> >
>> > Not only this but what are you running in MailScanner.conf
>> and also spamassassin.
>> >
>> > If you haven't turned any RBL's off in SA you're more than
>> like running them all which could well account for odd
>> performance issues.
>> >
>> > --
>> > Martin Hepworth
>> > Snr Systems Administrator
>> > Solid State Logic
>> > Tel: +44 (0)1865 842300
>> >
>> >> -----Original Message-----
>> >> From: mailscanner-bounces at lists.mailscanner.info
>> >> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of
>> >> Simon Jones
>> >> Sent: 07 July 2008 18:13
>> >> To: MailScanner discussion
>> >> Subject: Re: inconsistent performance
>> >>
>> >> here's my spam.lists.conf
>> >>
>> >> # This file translates the names of the spam lists and
>> spam domains
>> >> lists # into the real DNS domains to search.
>> >>
>> >> # There is a far more comprehensive list of these at #
>> >> http://www.declude.com/JunkMail/Support/ip4r.htm
>> >> # and you can easily search them all at www.DNSstuff.com.
>> >>
>> >> # If you want to search other DNSBL's you will need to define them
>> >> here first, # before referring to them by name in mailscanner.conf
>> >> (or a rules file).
>> >>
>> >> spamhaus.org sbl.spamhaus.org.
>> >> spamhaus-XBL xbl.spamhaus.org.
>> >> spamhaus-PBL pbl.spamhaus.org.
>> >> spamhaus-ZEN zen.spamhaus.org.
>> >> SBL+XBL sbl-xbl.spamhaus.org.
>> >> spamcop.net bl.spamcop.net.
>> >> NJABL dnsbl.njabl.org.
>> >>
>> >> # ORDB has been shut down.
>> >> # ORDB-RBL relays.ordb.org.
>> >>
>> >> #Infinite-Monkeys proxies.relays.monkeys.com.
>> >> #osirusoft.com relays.osirusoft.com.
>> >> # These two lists are now dead and must not be used.
>> >>
>> >> # MAPS now charge for their services, so you'll have to buy a
>> >> contract before # attempting to use the next 3 lines.
>> >>
>> >> MAPS-RBL blackholes.mail-abuse.org.
>> >> MAPS-DUL dialups.mail-abuse.org.
>> >> MAPS-RSS relays.mail-abuse.org.
>> >>
>> >> # This next line works for JANET UK Academic sites only
>> >>
>> >> MAPS-RBL+ rbl-plus.mail-abuse.ja.net.
>> >>
>> >> # And build a similar list for the RBL domains that work
>> on the name
>> >> # of the domain rather than the IP address of the exact
>> machine that
>> >> # is listed. This way the RBL controllers can blacklist entire #
>> >> domains very quickly and easily.
>> >> # These aren't used by default, as they slow down
>> MailScanner quite a
>> >> bit.
>> >>
>> >> RFC-IGNORANT-DSN dsn.rfc-ignorant.org.
>> >> RFC-IGNORANT-POSTMASTER postmaster.rfc-ignorant.org.
>> >> RFC-IGNORANT-ABUSE abuse.rfc-ignorant.org.
>> >> RFC-IGNORANT-WHOIS whois.rfc-ignorant.org.
>> >> RFC-IGNORANT-IPWHOIS ipwhois.rfc-ignorant.org.
>> >> RFC-IGNORANT-BOGUSMX bogusmx.rfc-ignorant.org.
>> >>
>> >> # Easynet are closing down, so don't use these any more
>> >> Easynet-DNSBL blackholes.easynet.nl.
>> >> Easynet-Proxies proxies.blackholes.easynet.nl.
>> >> Easynet-Dynablock dynablock.easynet.nl.
>> >>
>> >> # This list is now dead and must not be used.
>> >> #OSIRUSOFT-SPEWS spews.relays.osirusoft.com.
>> >>
>> >> # These folks are still going strong
>> >> SORBS-DNSBL dnsbl.sorbs.net.
>> >> SORBS-HTTP http.dnsbl.sorbs.net.
>> >> SORBS-SOCKS socks.dnsbl.sorbs.net.
>> >> SORBS-MISC misc.dnsbl.sorbs.net.
>> >> SORBS-SMTP smtp.dnsbl.sorbs.net.
>> >> SORBS-WEB web.dnsbl.sorbs.net.
>> >> SORBS-SPAM spam.dnsbl.sorbs.net.
>> >> SORBS-BLOCK block.dnsbl.sorbs.net.
>> >> SORBS-ZOMBIE zombie.dnsbl.sorbs.net.
>> >> SORBS-DUL dul.dnsbl.sorbs.net.
>> >> SORBS-RHSBL rhsbl.sorbs.net.
>> >> # These next 2 are "Spam Domain List" entries and not "Spam List"s
>> >> SORBS-BADCONF badconf.rhsbl.sorbs.net.
>> >> SORBS-NOMAIL nomail.rhsbl.sorbs.net.
>> >>
>> >> # Some other good lists
>> >>
>> >> CBL cbl.abuseat.org.
>> >> DSBL list.dsbl.org.
>> >>
>> >> 2008/7/7 Martin.Hepworth <martinh at solidstatelogic.com>:
>> >> > Simon
>> >> >
>> >> > What RBL's you using? Could be one of them backing up - eg
>> >> spamhaus tend to slow down their feed if you go over the
>> 'free' limit.
>> >> >
>> >> > --
>> >> > Martin Hepworth
>> >> > Snr Systems Administrator
>> >> > Solid State Logic
>> >> > Tel: +44 (0)1865 842300
>> >> >
>> >> >> -----Original Message-----
>> >> >> From: mailscanner-bounces at lists.mailscanner.info
>> >> >> [mailto:mailscanner-bounces at lists.mailscanner.info] On
>> Behalf Of
>> >> >> Simon Jones
>> >> >> Sent: 07 July 2008 17:46
>> >> >> To: MailScanner discussion
>> >> >> Subject: Re: inconsistent performance
>> >> >>
>> >> >> Could be I guess, netstat just shows up the usual mass of smtp
>> >> >> connections - it's just really odd why it's ok on the most
>> >> part but
>> >> >> as soon as somthing triggers a choke they all start
>> >> backing the queue
>> >> >> up with messages.
>> >> >>
>> >> >> I'll do some more checking around.
>> >> >>
>> >> >> thanks Richard
>> >> >>
>> >> >> SMJ
>> >> >>
>> >> >> 2008/7/7 Richard Frovarp <richard.frovarp at sendit.nodak.edu>:
>> >> >> > Simon Jones wrote:
>> >> >> >>
>> >> >> >> hello chaps,
>> >> >> >>
>> >> >> >> anyone have an idea why i'm seeing inconsistent
>> >> >> performance on all 3
>> >> >> >> of my gateway servers? Nothing shows up errors in the
>> >> maillog and
>> >> >> >> MailScanner --Lint checks out ok but from time to time the
>> >> >> machines
>> >> >> >> will choke and i'll stack 2k and rising messages up in the
>> >> >> hold queue.
>> >> >> >>
>> >> >> >> one day they'll work fine and the hold queue will be
>> >> >> normal, then all
>> >> >> >> of a sudden they'll start backing up.
>> >> >> >>
>> >> >> >> I have postfix reading from mysql for the relay_domains /
>> >> >> >> relay_recipients and transport maps as well as logging to
>> >> >> a seperate
>> >> >> >> db on the same seperate db server for mailwatch.
>> >> >> >>
>> >> >> >> the mysql db has dual oppy's with 10gb ram so it's pretty
>> >> >> beefy and
>> >> >> >> doesn't seem to be maxed at all.
>> >> >> >>
>> >> >> >> the gateways run fairly heavy but are by no means topping
>> >> >> out. I've
>> >> >> >> tried dropping max children and the batch processing
>> >> >> settings but to
>> >> >> >> no avail.
>> >> >> >>
>> >> >> >> any ideas would be really appreciated.
>> >> >> >>
>> >> >> >> thanks
>> >> >> >>
>> >> >> >> SMJ
>> >> >> >>
>> >> >> >
>> >> >> > What about mail volume? Is it consistent across the days in
>> >> >> question?
>> >> >> > Or, even if the numbers are the same, you might end up
>> >> with bursty
>> >> >> > traffic on the days you backup, causing everything to
>> >> fall behind.
>> >> >> > Botnets, mailing lists, all of that sort can drop
>> >> traffic on you in
>> >> >> > one heck of a hurry at times.
>> >> >> > --
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>> >> >> >
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>> >> >> >
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>> the website!
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>> >> >>
>> >> >> Before posting, read http://wiki.mailscanner.info/posting
>> >> >>
>> >> >> Support MailScanner development - buy the book off the website!
>> >> >>
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >>
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>> > No:5362730) Registered Office: 25 Spring Hill Road,
>> Begbroke, Oxford
>> > OX5 1RU, United Kingdom
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>
>
>
>
> **********************************************************************
> Confidentiality : This e-mail and any attachments are intended for the
> addressee only and may be confidential. If they come to you in error
> you must take no action based on them, nor must you copy or show them
> to anyone. Please advise the sender by replying to this e-mail
> immediately and then delete the original from your computer.
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> necessarily those of the author's employer.
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> communications medium and can be subject to data corruption. We advise
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> Viruses : We have taken steps to ensure that this e-mail and any
> attachments are free from known viruses but in keeping with good
> computing practice, you should ensure that they are virus free.
>
> Red Lion 49 Ltd T/A Solid State Logic
> Registered as a limited company in England and Wales
> (Company No:5362730)
> Registered Office: 25 Spring Hill Road, Begbroke, Oxford OX5 1RU,
> United Kingdom
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