[ltp] RedHat 8 on 600E and reported RAM

zongliang li linux-thinkpad@linux-thinkpad.org
Wed, 4 Dec 2002 14:21:31 +0800


Andrey Yurovsky,=C4=FA=BA=C3=A3=A1

=09

=3D=3D=3D=3D=3D=3D=3D 2002-12-03 22:12:00 =C4=FA=D4=DA=C0=B4=D0=C5=D6=D0=D0=B4=B5=C0=A3=BA=3D=3D=3D=3D=3D=3D=3D

>Thanks, I did not know about that and I didn't think to look at=
 dmesg...
>it reports "191MB LOWMEM" available so I assume now that Linus=
 does in
>fact see 192MB and the kernel is using the difference.  Thanks!

The memery beyond 1MB is the data of system, some Linux system do=
 not use it
because to many manufacture do most of there works there. It=
 would be dangerous
to write to that region.

Acturely , If you computer can find 191M memery then everything=
 is ok.
when I use thinkpad 600 . I used to use 192M memery, but only=
 191M can be use too. 
>
>   -Andrey
>
>On Tue, 2002-12-03 at 21:58, Paul Kimoto wrote:
>> On Tue, Dec 03, 2002 at 05:13:35PM -0800, Andrey Yurovsky=
 wrote:
>> > thanks, I forgot to mention that I use Grub.  What does one=
 do in this
>> > case?
>> 
>> In the GRUB configuration file (menu.lst or whatever your=
 distribution
>> likes to call it), look for the line(s) that say(s)
>> 
>> kernel=09/path/to/the/kernelimage
>> 
>> and change that to
>> 
>> kernel=09/path/to/the/kernelimage mem=3DWHATEVERHUGENUMBER
>> 
>> However ...
>> 
>> > On Tue, 2002-12-03 at 17:12, zongliang li wrote:
>> >> =09add the line to you lilo.conf
>> >> append=3D"mem=3D192M"
>> 
>> >>> On my 600E I have 192MB of RAM, and Windows sees all of=
 it.  running 
>> >>> free -m
>> >>> reports 186MB of RAM (and top also thinks it has the same=
 amount).
>> 
>> ... these utilities report the memory detected MINUS the=
 amount used
>> by the kernel (then rounded down, possibly), so 186 MB might=
 be right.  
>> To see the amount detected, look in the output of "dmesg" for=
 the line
>> that starts with "Memory".
>-- 
>Andrey Yurovsky <andrey@thedotcommune.com>
>
>-- 
>The linux-thinkpad mailing list home page is at:
>http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpa=
d

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=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1zongliang li
=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1lizl@ict.ac.cn
=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A12002-12-04