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Re: Mach ports use
From: |
Thomas Bushnell, BSG |
Subject: |
Re: Mach ports use |
Date: |
28 Oct 2002 14:59:03 -0800 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.2 |
nisse@lysator.liu.se (Niels Möller) writes:
> And for high performance, I suspect the right way to do it is to share
> some buffer space (preferably shared all the way down to the
> network card), and send a messages when a packet is written to the
> buffer, and when a packet have been completely processed so that the
> buffer can be reused.
Sending a message with data is not any more expensive than sending one
without, generally. The exceptions are for cases of large packets.
In that case, however, we want to use out-of-band message passing,
which should be fast.
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