Performance between SpamAssassin 3.2.1 and 3.2.2 and 3.2.3

Richard Frovarp Richard.Frovarp at
Wed Aug 15 18:55:08 IST 2007

Gareth wrote:
>> -----Original Message-----
>> From: mailscanner-bounces at
>> [mailto:mailscanner-bounces at]On Behalf Of Greg
>> Matthews
>> Sent: 15 August 2007 17:56
>> To: MailScanner discussion
>> Subject: Re: Performance between SpamAssassin 3.2.1 and 3.2.2 and 3.2.3
>> given the relatively low traffic on this thread and my own inability to
>> spot the performance issue (even tho my upgrade to 3.2.2 happened pretty
>> recently) suggests that most people (myself included) have hidden the
>> problem behind a caching DNS server. Can anyone on this thread confirm
>> whether or not they are using a caching DNS?
> I am using a caching DNS server and upgraded from 3.1.8 to 3.2.3 today and
> it does seem slower but I cannot really tell since our mail volume is very
> low and most system maintenance does not even cause the queue to build up to
> 30 messages.
> I expect the majority of people are like me and have servers which are
> capable of processing far more email than they currently receive so each
> mailscanner run only handles a few messages so it is quick anyway.
3.2.x has more rules than 3.1.x. This will naturally result in a 
slowdown of processing. sa-compile is supposed to make rule checking 
quicker, so you end up in a wash there if using sa-compile.

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