On 3 Nov 2011 at 11:40, Roberto Ragusa wrote:
Date sent: Thu, 03 Nov 2011 11:40:44 +0100
From: Roberto Ragusa <mail(a)robertoragusa.it
To:
George R Goffe <grgoffe(a)yahoo.com>,
Community support for Fedora users
<users(a)lists.fedoraproject.org
Subject: Re: kernel/system
can't see all 4G memory
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On 11/03/2011 08:46 AM, George R Goffe wrote:
> Hi,
>
> My question is, am I missing something here?
>
> I upgraded my lenovo 60t to 4G memory and don't seem to be able to
> see all 4G of the upgrade.
>
> The hardware spec for this machine says it supports 4G memory.
>
> Any hints/clues/tips would be GREATLY appreciated.
x86_64, so something is happening at the hardware level (shared VGA?)
or BIOS level (wrong config, bugs).
What do you get with this command?
grep 'BIOS-e820' /var/log/dmesg
it will show how the memory areas have been described by the BIOS.
Might be interesting to install memtest86+ and then run
memtest-setup to add it as an option to grub.
Then restart the system, and select the memtest option.
Sometimes I've had to change the grub.conf lines for memtest,
but don't recall what needed to be changed, but this is what I have
in mine at the moment.
title Memtest86+ (4.20)
root (hd0,0)
kernel /memtest86+-4.20
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Roberto Ragusa mail at robertoragusa.it
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