On Wed, Jun 8, 2011 at 7:49 PM, Aldo F. Saavedra
<[log in to unmask]> wrote:
> Hi,
>
> I'm having the following problem with an invariant of SL56, the cern
> flavour. I thought perhaps that someone may have come across this
> with SL56
>
> Here in Sydney, we installed slc56 x86_64 on a Dell Power Edge R510 with
> 48Gb of RAM.
>
> The problem we have is that once the os is installed slc56 top, free and
> vmstat only reports 32Gb. All the yum updates were performed.
>
> To check we booted with the rescue mode, SLC 5.6 and all the commands report
> 48Gb .
>
> A further check we installed RHEL 5.6 x86_64 it reports 48Gb .
>
> Is there some tweak to the kernel that needs to be done? Or any cause to the
> problem. Any ideas are much appreciated.

That's a significant chunk of RAM for such an old codebase. Is there
any reason not to simply update to SL 6.0 and avoid the support
problems?