Subject: Re: NetBSD hires Andrew Doran for full-time SMP development
To: Andrew Doran <ad@netbsd.org>
From: Mark Thomas <thomas.s.mark@gmail.com>
List: netbsd-users
Date: 07/28/2007 11:42:02
On 7/27/07, Andrew Doran <ad@netbsd.org> wrote:
> Hi Mark,
>
> On Fri, Jul 27, 2007 at 02:18:00PM -0400, Mark Thomas wrote:
>
> > How will this affect NetBSD 4?
>
> Simply put it won't, although I may backport one or two minor items to
> NetBSD 4.1 when 4.0 is out the door.
>
> > What will this do for the current multicore cpu's and NetBSD?
>
> For some types of workload SMP on NetBSD 4 is great with 2 to 4 cores. If
> you're doing compute intensive work like compiling or number crunching
> there's no problem. The problem lies with very I/O bound workloads and a
> larger number of cores/threads/CPUs: it's inefficient. That's what I'll be
> trying to address.

Thanks for taking the time Andrew. I now know how to proceed with my
business plan. As long as 4.0 will handle the current Intel multicore
processors I can proceed with NetBSD.

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