Re: I want all my 4GB!!!
Lennart Sorensen wrote:
> On Tue, Jul 21, 2009 at 10:30:09PM +0100, Clive Menzies wrote:
>
>> This is probably irrelevant but it may help someone searching the
>> archives. I bought a Thinkpad X61 with 4GB a while back. At first it
>> would recognise more than 3gb on either windows or squeeze. I checked
>> the BIOS which was registering 4Gb. I had many other things to do and
>> left it for a while. The windows deficiency must have been fixed in the
>> Vista (shudder) SP1 update but the Debian shortfall continued and I've
>> been following this thread.
>>
>> I use aptitude and found the following kernel package:
>> linux-image-2.6.26-2-686-bigmem
>>
>> Installed it, rebooted and hey presto,cat /proc/meminfo gives:
>>
>> MemTotal: 4074284 kB
>>
>> Thanks. You guys are so great.
>>
>
> Well if the BIOS does remap memory above 4GB, then on x86 you do need
> a PAE kernel to get the rest of memory, which would be the 686-bigmem
> kernel. On x86-64 you always get all the memory in that case.
>
> I believe vista SP1 did in fact add PAE support, so that would make
> sense there too.
>
>
Do you think is it possible to get all 4GB even the BIOS doesn't "see"
all installed memory?
P.S. I have send request to the technical support of the Acer
corporation concirning the matter of my BIOS (becouse I upgraided my
BIOS from the latest version on their site) and waiting their answer.
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