I did it across the board (all files, there were a few) in qmail-1.03.
I also ran my filesystem with atime turned off.
-- craig
On Thu, 8 Apr 1999, David Villeger wrote:
> At 04:33 PM 3/9/99 -0500, Craig I. Hagan wrote:
> >what you can do is remove ALL of the fsync calls
> >in qmail. This will DRAMATICALLY speed up queue
> >operations as it allows the OS (e.g. linux/freebsd) to
> >take full advantage of their filesystem cache. The
> >risks of doing this should be obvious. OTOH, for
> >bulk mailings this is a phenomonal way to get
> >a speed boost.
> >
> >If anyone else does this, pls give me the numbers as i am
> >curious.
>
> FWIW, I did this, a while back, on a Solaris 2.6 Sun machine.
> I send several hundreds thousand unique emails a day (not spam).
>
> First, I did it with qmail-send: I did not notice any significant improvement.
>
> Then, I did it with qmail-queue: qmail-send did not like it (got something
> like "Sorry, message has wrong owner"). I never got to investigate (I
> recall the problem was in spawn.c though).
>
> David.
> ______________________________________
> David Villeger
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>
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