memory reported less than installed

[David C. Uhrig]

On Tue, Aug 12, 2008 at 5:33 AM, Neil <hok.krat at gmail.com> wrote:
> On 8/12/08, David C. Uhrig <david at twintop-tahoe.com> wrote:
>> On Mon, Aug 11, 2008 at 2:03 PM, Vincent Trouilliez
>> <vincent.trouilliez at modulonet.fr> wrote:
>> >> If anybody's got 4GB or more installed, it would be nice to hear what you see.
>> >
>> > Hi,
>> >
>> > I have got 4GB.
>> > System monitor reports only 3.2GB (using 32 bit kernel
>> > to stay out of 64 bit hell on the desktop), but I experimented (only
>> > experimented, as it turned out not viable for desktop use sadly) with
>> > the 32 bit "server" kernel, and using this one, the system monitor
>> > happily reports 4.0GB, spot on ! :-)
>> >
>> > HTH...
>> >
>> > --
>> > Vince
>> >
>> > --
>> > ubuntu-users mailing list
>> > ubuntu-users at lists.ubuntu.com
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>> >
>>
>> Hi all,
>>
>> I have a similar problem on my laptop -- Dell m1210 running the 64-bit
>> version of 8.04. It has 4GB of RAM (2x2GB sticks) but only shows
>> 3.2GB. This is, well, quite odd.
>>
>> -David C. Uhrig
>>
> That will probably be an entirely different problem:
> A 32 bit system would be able to acces more than 3.2GB, if there were
> no such things as network cards, graphic cards harddisks and other
> things needing adresses. As it is they (luckily) exist, so the system
> needs to enable space for it. This is solved by using a so-called PAE
> kernel (http://en.wikipedia.org/wiki/Physical_Address_Extension NOTE:
> this does not include information about the non-RAM adresses).
>
> I am quite sure Ubuntu can detect wether you need PAE and install accordingly.
> Somehow this isn't working. If you would like this solved you should
> start a new thread with exact info about what kind of system you have
> and wether you installed the memory after installing the OS or the
> other way around.
>
> Neil
>
>
> --
> There are two kinds of people:
> 1. People who start their arrays with 1.
> 1. People who start their arrays with 0.
>
> --
> ubuntu-users mailing list
> ubuntu-users at lists.ubuntu.com
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>

Neil,

I am running the x64 version of Ubuntu though, NOT x86. This is why my
problem is similar to what Bill is having except he's losing 0.3GB and
I'm somehow losing 0.8GB.

-David C. Uhrig