Subject: Re: Hard realtime scheduling
To: Hubert Feyrer <email@example.com>
From: SODA Noriyuki <firstname.lastname@example.org>
Date: 04/04/2005 19:08:26
>>>>> On Mon, 4 Apr 2005 12:02:07 +0200 (CEST),
Hubert Feyrer <email@example.com> said:
> I don't know about any details in NetBSD, but the way to go is probably to
> make the kernel preemptive as first step. This will also (hugely) benefit
> SMP performance (i.e. no more biglock).
mm, first step.
I think this is really hard step, although it's worth consindering.
Adding realtime (fixed priority) scheduling class to our scheduler is
worth doing, and far easier than preemptive kernel.