Sun introduced a new thread library in Solaris 8 that is 1:1, but it did
not replace the default N:M version, you have to link against
/usr/lib/lwp.
http://supportforum.sun.com/freesolaris/techfaqs.html?techfaqs_2957
http://www.itworld.com/AppDev/1170/swol-1218-insidesolaris/
I was at a USENIX BOF on threads in Boston year before last and Bill
Lewis was ranting about how the N:M model sucks. Christopher Provenzano
was right there and didn't seem to add any feelings one way or the
other.
Regards,
--Buddy
-----Original Message-----
From: linux-kernel-owner@vger.kernel.org
[mailto:linux-kernel-owner@vger.kernel.org] On Behalf Of Bill Davidsen
Sent: Monday, September 23, 2002 12:15 PM
To: Peter Waechtler
Cc: Larry McVoy; linux-kernel@vger.kernel.org; ingo Molnar
Subject: Re: [ANNOUNCE] Native POSIX Thread Library 0.1
On Mon, 23 Sep 2002, Peter Waechtler wrote:
> Am Montag den, 23. September 2002, um 12:05, schrieb Bill Davidsen:
>
> > On Sun, 22 Sep 2002, Larry McVoy wrote:
> >
> >> On Sun, Sep 22, 2002 at 08:55:39PM +0200, Peter Waechtler wrote:
> >>> AIX and Irix deploy M:N - I guess for a good reason: it's more
> >>> flexible and combine both approaches with easy runtime tuning if
> >>> the app happens to run on SMP (the uncommon case).
> >>
> >> No, AIX and IRIX do it that way because their processes are so
bloated
> >> that it would be unthinkable to do a 1:1 model.
> >
> > And BSD? And Solaris?
>
> Don't know. I don't have access to all those Unices. I could try
FreeBSD.
At your convenience.
> According to http://www.kegel.com/c10k.html Sun is moving to 1:1
> and FreeBSD still believes in M:N
Sun is total news to me, "moving to" may be in Solaris 9, Sol8 seems to
still be N:M. BSD is as I thought.
>
> MacOSX 10.1 does not support PROCESS_SHARED locks, tried that 5
minutes
> ago.
Thank you for the effort. Hum, that's a bit of a surprise, at least to
me.
-- bill davidsen <davidsen@tmr.com> CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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