>On page 38 of the RedHat Installation Guide, they give an example >of
>using "linux mem=128M" to tell the kernel to use all 128M of ram.


Because it asks the BIOS the amount od RAM, and the BIOS won't report more
then 64 MB.

Specifing more memory than you actually have leads to kernel crashes....
Don't do it !!!

>Having 128 M of ram, I found this interesting, but can't find any
>further discussion on the subject!!!!

>Why would the kernel not use all available ram?

>By specifying the above boot option, am I doing something that can >be a
>potential problem?

>TIA

>from puzzled in Toronto.





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