> > My questions:
> > 1) how can I make /dev/shm smaller, say 512MB? I believe it 
> will be more
> > than sufficient for Mailscanner.
> > 2) what else can I make run from /dev/shm to gain performance?
> 
> Free space on /dev/shm isn't excluded from being used for 
> other purposes,
> so there's no compelling reason to shrink it.  However, you can still
> do so by addding size=foo as a mount option, with foo in bytes.
> 
> Applications that are /dev/shm-aware usually take care of it 
> automagically,
> there's nothing to configure.  However, you can get better 
> performance out
> of some applications by also mounting /tmp as a tmpfs filesystem.

It is already.
Is there anything else I could do?

Thanks!



Best,

--
Arthur Sherman

+972-52-4878851
http://www.cpt.co.il/