On 07/22/2010 02:39 PM Hakan Koseoglu wrote:
> JD,
> On 22/07/10 10:25, John Doe wrote:
>> I was wondering if anyone would know the cons of running a PAE kernel...?
>> I have a 4GB pc and was wondering if it was worth going the PAE way to gain
>> those exta 700MB...
> You should use 64 bit if possible but if you're seeing 3.2GB, it's more
> likely that your motherboard is not capable (I have one of those here
> right now).
>
>> In the past, I heard that these 700MB were normally reserved for bios or chipset
>> stuff...
> It still is, even with with 64 bit. If your motherboard supports
> remapping this memory with 64 bit you can use the whole 4GB. Otherwise
> you're limited to 3.2:
>
> hakan@photon:~$ free -m
> total used free shared buffers cached
> Mem: 3262 1972 1290 0 103 737
> -/+ buffers/cache: 1131 2131
> Swap: 7812 308 7504
> hakan@photon:~$ arch
> x86_64
I'm trying to catch up...
Is the 737M cached (in the output above) what is reserved for bios or
chipset...? and what is gained back through remapping?
tnx
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