Beta 4.49.3 released

Julian Field MailScanner at
Mon Dec 19 19:29:34 GMT 2005

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Raymond Dijkxhoorn wrote:

> Hi!
>>>     Hopefully the problems with the speedup code and sendmail are now
>>>     fixed.
>>>     It is only implemented for sendmail, getting any similar effect 
>>> with
>>>     Postfix is going to be very awkward.
>>> Could you tell us in just a few words what the change is and why it 
>>> works in Sendmail but not in Postfix? We're all techs on the list so 
>>> I'm probably not the only one who's curious.  :-)
>> It's to do with using an in-core temp-file rather than a forked pipe 
>> for reading in the message when you explode out all the attachments. 
>> It will probably be easier to implement for Exim but the Postfix 
>> message structure is very different, externally and internally, which 
>> will make it a very interesting exercise... Take a look for 
>> "sendmail" in and you will find a big "if" statement, take 
>> a look at the code in there.
>> Well you asked! :-)
> Testing the sendmail ones right now, seem to work ... Cant tell yet 
> how much faster but the box looks more responsive. Also nice to see 
> the process list telling whats goign on ;)
> Would love to see the same (speedup) with Exim... Could you give that 
> a try also?

Exim support for this *should* be easy, it's just a copy of the sendmail 
code for this.

Julian Field
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