Periodic (5min) SpamAssassin timeouts

[Martin Hepworth]

Tony Johansson wrote:
>> I'd check
>>
>> 1) DNS (are you running a local caching nameserver on the servers?)
> 
> 1: We're running named as caching nameservers on all machines with rbldnsd for 
> certain zones. rbldnsd zones are rsynced hourly from the sources.
> 
>>From named.conf:
> zone "list.dsbl.org" IN {
>         type forward;
>         forward first;
>         forwarders {
>                 127.0.0.1 port 530;
>         };
> 
> };
> 
> And from /etc/sysconfig/rbldnsd:
> 
> RBLDNSD="dsbl -l/var/log/rbldnsd -r/var/lib/rbldns/data -t 21600 -q -f -c 60 \
>         -p /var/run/rbldnsd.pid -b127.0.0.1/530 \
>         list.dsbl.org:ip4set:rbldns-list.dsbl.org \
>         dnsbl.sorbs.net:combined:dnsbl.sorbs.net \
>         bulk.rhs.mailpolice.com:dnset:bulk.rhs.mailpolice.com \
>         fraud.rhs.mailpolice.com:dnset:fraud.rhs.mailpolice.com \
>         multi.surbl.org:dnset:multi.surbl.org.rbldnsd"
> 
> Know of any good ways of debugging dns-lookups? Something I could add to 
> whatever debugging i do whenever a timeout occurs?
> 
>> 2) more likely bayes issues. How are you cleaning the bayes system? Are 
>> you letting mailScanner do it (via the 
>> spam.assassin.prefs.conf/mailScanner.conf) settings, or are you doing 
>> this manually via a cron job?
>>
> 
> 2: We have "Rebuild Bayes Every = 0" in MailScanner.conf
> 04:04 cron runs "clean.and.sa-learn":
> #!/bin/bash
> cd /root/.spamassassin
> rm -f /root/.spamassassin/bayes_toks.expire*
> /usr/bin/sa-learn --force-expire
> 
> Heres the bayes dir:
> 
> ls -lh in /root/.spamassassin:
> -rw-------    1 root     root            6 Aug 12  2005 auto-whitelist.mutex
> -rw-rw----    1 root     root          83K Oct 10 11:47 bayes_journal
> -rw-------    1 root     root          31K Oct 10 11:47 bayes.mutex
> -rw-------    1 root     root         313M Oct 10 11:46 bayes_seen
> -rw-rw----    1 root     root          20M Oct 10 11:47 bayes_toks
> -rw-rw----    1 root     root          12K Jun 22 03:22 
> __db.bayes_toks.expire15788.
> -rw-rw----    1 root     root          12K Aug 15 01:40 
> __db.bayes_toks.expire16514.
> -rw-rw----    1 root     root          12K Sep 16 01:25 
> __db.bayes_toks.expire16812.
> -rw-rw----    1 root     root          12K Aug  9 01:37 
> __db.bayes_toks.expire17653.
> -rw-rw----    1 root     root          12K Aug 30 20:31 
> __db.bayes_toks.expire19732.
> -rw-rw----    1 root     root          12K Aug 28 19:24 
> __db.bayes_toks.expire20943.
> -rw-rw----    1 root     root          12K Jun 21 20:54 
> __db.bayes_toks.expire21074.
> -rw-rw----    1 root     root          12K May 17 01:00 
> __db.bayes_toks.expire22028.
> -rw-rw----    1 root     root          12K Sep 20 22:38 
> __db.bayes_toks.expire24240.
> -rw-rw----    1 root     root          12K Aug 28 23:27 
> __db.bayes_toks.expire29445.
> -rw-rw----    1 root     root          12K May 31 23:25 
> __db.bayes_toks.expire30243.
> -rw-rw----    1 root     root          12K Jun  8 03:07 
> __db.bayes_toks.expire3378.
> -rw-rw----    1 root     root          12K Jul 19 04:43 
> __db.bayes_toks.expire4537.
> -rw-r--r--    1 root     root         1.1K Jan  2  2004 user_prefs
> 
> 
> 
> 
> Timing seems spot on with when the last timeouts stopped but why the 5 min 
> timeouts? Should we let MailScanner manage the rebuilds and at what settings?
> 
> Regards, Tony
> 
> 
> 
> 
> 
> 
> 
> 
> 
Tony

Thought it might bayes related - it's a common issue with MS/SA..

I have....

Rebuild Bayes Every = 86400

and more importantly

Wait During Bayes Rebuild = yes

-- 
Martin Hepworth
Senior Systems Administrator
Solid State Logic
Tel: +44 (0)1865 842300

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