Re: Only 3.6gb of 64gb RAM recognized by 64bit squeeze
Sorry for top post, stupid phone wont let me do anything else.
The RAM are as dar as i can see identical, they are all Mushkin
Stan Hoeppner <stan@hardwarefreak.com> wrote:
>On 5/9/2012 11:43 AM, Seyyed Mohtadin Hashemi wrote:
>> An update:
>>
>> I tried CentOS 6.1 (the only one i had at hand) and it gave the exact same
>> result as Debian.
>>
>> I have in the meantime tried to use other RAM modules, and unfortunately
>> they also did not give more than 3.5gb. Considering that i pulled the ram
>> from a 24/7 stable system i assume that it is indeed the motherboard/BIOS
>> that does not function properly.
>
>That is not a safe assumption given how picky socket G34 is with memory
>channel configuration.
>
>> I will return the motherboard and see if i
>> can get one that works.
>
>Before you return the board, would you mind posting the manufacturer,
>part number, and specs of each of the 16 DIMMs you have installed? They
>should all match. Are they all indeed the same part# from the same
>vendor? Are they unbuffered or registered? Are they single, dual, or
>quad rank modules? All of these things matter, greatly.
>
>Unfortunately, Asus doesn't provide the proper table in the manual for
>this board that shows which combinations of speed, density, rank, and
>un/buffered DIMMs work in socket G34. SuperMicro does, and frankly
>they're the only vendor of AMD server boards I'd ever use because of
>their attention to all the details. Socket G34 is fairly picky
>regarding DIMM configurations, especially with high density (8/16GB)
>modules, though not as picky with low density (1/2/4GB) modules.
>
>16 identical unbuffered, or registered, 4GB DDR3-1333 SR or DR DIMMs
>*should* work, so long as you don't put both unbuffered and buffered
>DIMMs in the same two slot channel.
>
>--
>Stan
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