From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org
Subject: Re: 3.5G user space speed
Date: 15 Jan 2002 14:09:28 -0800 [thread overview]
Message-ID: <a229ao$9j9$1@cesium.transmeta.com> (raw)
In-Reply-To: <16247691406.20020115234737@spylog.ru>
Followup to: <16247691406.20020115234737@spylog.ru>
By author: Peter Zaitsev <pz@spylog.ru>
In newsgroup: linux.dev.kernel
>
> 2.4.xaa Series as well as SuSE kernels have 3.5G userspace option,
> which seems to be quite useful, therefore I see it's not included
> is stock kernel for some reasons. Also I've heard this
> configuration may have some performance problems.
>
Be careful... 3.5G breaks the initrd protocol (assuming you have
enough RAM for it to matter anyway), unless you have a 2.03 boot
protocol capable (a) kernel and (b) bootloader. At this point I don't
know of any bootloader other than SYSLINUX 1.65 or later that is 2.03
compatible.
-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt <amsp@zytor.com>
prev parent reply other threads:[~2002-01-15 22:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-01-15 20:47 3.5G user space speed Peter Zaitsev
2002-01-15 21:05 ` Brian Gerst
2002-01-15 21:28 ` Re[2]: " Peter Zaitsev
2002-01-15 21:41 ` Brian Gerst
2002-01-15 21:49 ` Re[2]: " Peter Zaitsev
2002-01-15 22:09 ` H. Peter Anvin [this message]
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