Re: missing memory

From: Joshua Hudson (
Date: Mon May 13 2002 - 17:32:55 CEST

>From: Stephen Isard <>
>I have put mulinux on a Twinhead Slimnote DX2 notebook computer for a
>colleague, but had to use the "low memory" installation method. The
>machine's bios claims that it has 7808kB of memory. I think that
>usually counts as 8MB, since the "kB" are 1024 bytes and
>7808*1024=7995392, which is very close to 8000000 bytes. However, when
>I run the "free" command or look at /proc/meminfo in linux, they report
>a total of only 6716kB (6877184 bytes). So I seem to be missing more
>than a megabyte under linux, which is probably why I needed the "low
>memory" tactics to load mu. (I can't boot tomsrtbt at all.) Can anyone
>suggest why this might be happening, and whether there is anything I can
>do to reclaim the missing memory?
>Stephen Isard
It does the same on my system. I suspect that the low 1MB is
not used as traditional memory on linux, but rather as a
buffering area for IO access.

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