Memory on new computer

[Thomas Cameron]

On 07/15/2012 07:14 PM, Martín Marqués wrote:
> I had a problem with my main board and CPU and had to buy a new one.
> Also memory, as the old computer had DDR2 memory.
>
> Th problem is that I see only 3.5Gb of memory, while I had a 4Gb bank
> put in the Motherboard (the motherboard says it can handle up to 32Gb
> or ram).
>
> I saw this in dmesg:
>
> [    0.000000] Memory: 3491896k/4702208k available (6177k kernel code,
> 1053240k absent, 157072k reserved, 7004k data, 1004k init)
>
> Why do I get this:
>
> $ free
>               total       used       free     shared    buffers     cached
> Mem:       3513412    2591976     921436          0       8332     914584
> -/+ buffers/cache:    1669060    1844352
> Swap:            0          0          0
>
>


http://www.linuxquestions.org/questions/linux-hardware-18/linux-kernel-doesnt-see-all-my-ram-923078/