Kernel memory leak in 8.2-PRERELEASE?

Boris Kochergin spawk at acm.poly.edu
Tue Apr 5 14:09:31 UTC 2011


On 04/05/11 10:04, Pete French wrote:
>> Adding some swap would help a lot more.
> So, I run a lot of systems without swap - basically my
> thinking at the time I set them up went like this.
>
> "I have 4 gig of memory, and 4 gig of swap. Surely running 8 gig of
> memory and no swap will be just as good ?"
>
> but, is that actually true ? Is real RAM as good as an equivalent amount
> of swap, or is there smething special about swap which means you shoud
> have some no matter how much RAM you have ?
>
> -pete.

I guess swap is special since I assume memory used by the kernel will 
never be offloaded to it (could be wrong), but userspace memory will, so 
it is guaranteed to be available to userspace processes only.

-Boris


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