Saturday, September 19, 2009

Lobotomy

OK - so I have some bad, bad RAM.  Getting some new modules ASAP, but in the meantime, the 'memmap' kernel parameter is serving me well.

I now have this line in /boot/grub/menu.lst:

# kopt=root=UUID=[some stuff] memmap=140M$580M memmap=140M$1600M ro

I've added two memmap options to the end.  The pseudo-syntax is [how much][unit]$[where][unit].  So I'm sitting on 140 megs starting at 580 megs and also 140 megs starting at 1600 megs.

run 'sudo grub-update' to apply the changes after editing menu.lst.  'free -m' will now report a missing ~280MB upon reboot.  

Now the laptop and I have something on common - holes in our memory ;)

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