New server request
MailScanner at ecs.soton.ac.uk
Tue Apr 8 15:06:16 IST 2008
You can delete the /root/.spamassassin/bayes_seen quite frequently too,
it will speed things up too.
Alex Neuman wrote:
> Are you using SA with sa-compile'd rules? Local caching DNS?
> /var/spool/Mailscanner/incoming and /root/.spamassassin mounted as tmpfs?
> 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.
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Julian Field MEng CITP CEng
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