> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Jeff Cours > Sent: Saturday, 28 October 2000 10:38 AM > To: [EMAIL PROTECTED] > Subject: Re: [expert] here is the $170 question ^__^ > > > On Fri, 27 Oct 2000, andy b wrote: > > > ok... I bought 127 megs of ram to add to my 64 megs > > my bios recognises 192 megs... but Linux only recognises 64 > (even if I only put > > in the 128 meg module) > > it would be nice to triply my ram... any ideas? > > Have you tried using the "mem=" switch in the bootloader? On a 512MB > system, I had to append "mem=511M" to the "linux" line under > /boot/menu.lst, winding up with a line that looks like this: > > title linux > kernel (hd0,4)/boot/vmlinuz root=/dev/hd5 mem=511M > > Note that the number is one less than the total number of meg in the > syste. I don't know if that's necessary in general, or just in the > specific case of the i810-based motherboard I'm using, but if > I set it to > 512M I get a kernel panic during boot-up. > > - Jeff This behaviour (having to set the total memory to a meg less than the actual) is specific to your motherboard chipset as it reserves 1 megabyte of the system RAM for use by the video display. I have seen the mem parameter normally working by using the full amount of physical memory (except of course in the case of i810 chipsets!). Cheers, Makis.
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