[Gllug] HIGHMEM

[Ian Norton]

On Tue, 2004-09-14 at 13:17, Luke Hopkins wrote:
> Hi All, slight issue with Slackware 10.
> I'm running a fairly intensive database app on a Dell 1750 with 2Gb of
> Ram. My problem is that Slackware 10 will only see ~1Gb of the Ram.
> 
> 'dmesg' informs me:
> Warning only 896MB will be used.
> Use a HIGHMEM enabled kernel.
> 896MB LOWMEM available.
> 
> A little later it reports:
> Memory: 904016k/917504k available (2097l kernel code, 13104k reserved,
> 699k data,124k init, 0k highmem)
> 
> The above are the meesages I receive after recompiling the kernel with <
> 4Gb HIGMEM support, and I/O Highmem support.
> 
> So, it looks as though recompiling the kernel with the support has made
> no difference. Any thoughts why this would be?
> I have no swap partition (wanted to do some benchmarking with physical
> memory only). Does HIGHMEM require swap space to use as addressing?

Have you made sure you had a clean build? (make clean) 
you can get some wierd stuff when building with mixed configs.

Ian
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