New server request
MailScanner at ecs.soton.ac.uk
Tue Apr 8 17:52:37 IST 2008
> Julian Field wrote:
>> You can delete the /root/.spamassassin/bayes_seen quite frequently
>> too, it will speed things up too.
> bash-2.05b# ls -lah /opt/MailScanner/bayes/
> total 6082
> drwx------ 2 root wheel 512B Apr 8 11:05 .
> drwxr-xr-x 8 root wheel 512B Mar 22 16:46 ..
> -rw-rw---- 1 root wheel 1.7K Apr 8 11:05 bayes.mutex
> -rw-rw---- 1 root wheel 91K Apr 8 11:06 bayes_journal
> -rw-rw---- 1 root wheel 2.5M Apr 8 11:05 bayes_seen
> -rw-rw---- 1 root wheel 4.9M Apr 8 11:05 bayes_toks
> It doesn't seem very large. I currently, and previously have, allowed
> MS to expire/cleanup the bayes system. Never had an issue.
Yes, that's nice and small. I've had mine blow up to hundreds of Mb and
binding to it takes a while. I never unlearn a message so bayes_seen is
>> Alex Neuman wrote:
>>> Are you using SA with sa-compile'd rules? Local caching DNS?
>>> /var/spool/Mailscanner/incoming and /root/.spamassassin mounted as
>>> On Apr 8, 2008, at 8:42 AM, DAve wrote:
>>>> Currently we get hit with 200k to 300k connections a day that hit
>>>> an RBL. We see 15k to 25k pipeline attempts. We spam scan almost
>>>> 50% of our mail and we Virus scan everything that comes in. We
>>>> process 4gb of mail a day on two servers, total around 50k to 65k
>>>> message we actually deliver. We process 16,908 whitelist and 14,348
>>>> blacklist entries from MailWatch.
>>>> Mail delivery for our clients *INCLUDES* outbound scanning and
>>>> filtering through my smtp servers (different hardware) and coming
>>>> back in through my MailScanner servers.
>>>> I can get that done in 5 minutes round trip time for a message. 90%
>>>> of that time is spent in the MS server, queues, waiting for pickup,
>>>> etc. I think that is pretty darned good.
>>>> That is apparently not good enough. Every month or so I get told
>>>> that mail delivery in incredibly slow and I need to look at the
>>>> servers. I do, and every message I check takes around five minutes.
>>>> I need a recommendation for the root'n toot'nist, rockem sockem,
>>>> nuklear powered, rocket fuel fed servers money can buy. I want to
>>>> push a batch of 30 messages through a full featured install of SA,
>>>> Clamav, and local rulesets in less than 5 seconds. Tops. When my
>>>> sales director hits send in his outlook, I want the message to
>>>> deliver so fast his laptop jumps from his desk.
>>>> I think I need striped SAS disks with 15k spindles, four CPUs, and
>>>> 16gb of ram. I am open to realistic suggestions, though humor is
>>>> still welcome. I intend to submit a quote this week.
>>>> In 50 years, our descendants will look back on the early years
>>>> of the internet, and much like we now look back on men with
>>>> rockets on their back and feathers glued to their arms, marvel
>>>> that we had the intelligence to wipe the drool from our chins.
>>>> MailScanner mailing list
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>>>> Support MailScanner development - buy the book off the website!
Julian Field MEng CITP CEng
Buy the MailScanner book at www.MailScanner.info/store
MailScanner customisation, or any advanced system administration help?
Contact me at Jules at Jules.FM
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