Re: [exim] emailsize

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著者: Stefan Klatt
日付:  
To: exim-users
題目: Re: [exim] emailsize
Hi Nigel,
>> I think using of use_crlf is really bad in bigger installations. Use
>> to much harddisk space.
>>
> It will only be around 2% - thats way down in the noise.
>
> However if you do have cr/lf line endings on your message on disk you
> can then use something like sendfile() to fire the message out to your
> pop/imap client, rather than having to read the file in and sending it a
> line at a time (buffered obviously) rewriting the line ends as you do
> so. This is likely to be noticeable CPU saving by just handing the file
> over to a kernel event interface to send out.
>

Hmm... thats right. One time calculation of exim for a email is enough.
> Optimisation for large systems can be a really complex issue....
>
>

That's really right... i just optimized openldap, now exim/dovecot and
spamassassin are are good targets ;-)

Mfg.
Stefan

--
CaC, Computer and Communication
Inhaber Stefan Klatt
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60528 Frankfurt
Germany

Tel.: +49-(0)172-6807809
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