Subject: Re: 2.0_RC1/i386: SMP not working?
To: None <email@example.com>
From: Christos Zoulas <firstname.lastname@example.org>
Date: 09/30/2004 17:57:30
In article <20040930122229.GA84955@lori.mine.nu>,
Geert Hendrickx <email@example.com> wrote:
>I have installed NetBSD-2.0_RC1 with GENERIC.MP kernel on a dual-cpu
>i386 machine (dual P4). NetBSD runs fine, but the kernel seems to
>detect only one cpu (dmesg appended below). However both FreeBSD and
>Linux (knoppix) do detect and spin up both cpus.
>What am I missing? Maybe some sysctls or loader configuration which I
>must tweak? I can hardly find documentation about SMP on NetBSD...
Is it a true dual P4 or a hyperthreaded one? If you have two physical
processors, then this is a bug. If you have two logical ones, then you
need to use an ACPI kernel inorder for them to be found.