Re: 3.5G user space speed

H. Peter Anvin
2002-01-15T22:10:04Z

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

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