detected memory amount....

Matthew Nicholson sjoeboo at
Wed Jun 22 15:07:49 UTC 2005

ah ha, that makes perfect sense..though you would think they would want
more ram available by default since most systems have more than 512
nowadays. thanks for the quick help.

On Wed, 2005-06-22 at 11:04 -0400, Scott J. Henson wrote:
> Matthew Nicholson wrote:
> >so just yesterday, i picked up another 1GB of memory for my system,
> >upping it to 1.5GB total now. the BIOS sees all 1.5GB's...memtest86 sees
> >all 1.5GB's, and even windows see all 1.5GB....however horay only sees
> >884.5MB of both system monitor, top, etc. now, A). why is it
> >seeing only this much (its a weird number to see anyways...) B). think a
> >reinstall would fix it? 
> >
> >any ideas?
> >  
> >
> The default kernel isn't compiled with "highmem" so you won't ever see
> above the ~900MB mark.  To get that install the smp kernel, which has
> highmem enabled.  It will be something like
> linux-image-<version>-<subarch>-smp. 
> You should be able to type the following and get the kernel.
> sudo apt-get install linux-image-`uname -r`-smp
> Then reboot and make sure you select the smp kernel at the grub boot
> prompt(it should be the default).  After that you should see all your
> installed ram. 
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