Re: HP Proliant DL360 G3 memory issue

[robsims@robsims.com (Rob Sims)]

On Thu, Jun 02, 2005 at 11:38:18AM -0500, Greg Gilmour wrote:
> On Thu, Jun 02, 2005 at 09:18:50AM -0600, Rob Sims wrote:
> > On Wed, Jun 01, 2005 at 04:38:39PM -0500, Greg Gilmour wrote:
> > > I currently have an HP Proliant DL360 G3 with two 2.8 GHz Xeon
> > > processors, SmartArray 5i, and 1024 MB of memory installed currently.  I
> > > wanted to install more memory so I purchased and installed 2 GB more to
> > > make a grand total of 3 GB of system memory (PC2100 DDR ECC) -- 2x512 MB
> > > sticks and 2x1024 MB sticks.  
> >  
> > > Upon boot-up the BIOS detects all 3 GB, but once I boot into Linux it
> > > only registers as 900264 KB.  I've tried checking the BIOS on the server
> > 
> > You need a kernel with high memory support.  In the kernel configuration,
> > it is:
> >   Processor type and features
> >     High Memory Support (4G)

> Hello Rob,
 
> I have tried a kernel rebuild with this option (a snipit of my config is
> below):
> 
> CONFIG_MPENTIUM4=y
> CONFIG_HIGHMEM4G=y
> CONFIG_MTRR=y
> CONFIG_SMP=y
> CONFIG_MTRR=y
> CONFIG_SMP=y
> 
> But, I am still getting the same results.
... 
> Suggestions would be greatly appreciated.

First, don't top post.

Second:  Look in /var/log/dmesg.  On a 2.6.12-rc4, 4G kernel, 1G phys RAM,
I have some lines very near the top:
127MB HIGHMEM available.
896MB LOWMEM available.

On another box, 2.4.23, 64G kernel, 6G phys:
5248MB HIGHMEM available.
896MB LOWMEM available.
-- 
Rob