[CentOS] Swap

[Sam Drinkard]

Rodrigo Barbosa wrote:

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>On Mon, Jun 05, 2006 at 02:01:52PM -0600, Joshua Gimer wrote:
>  
>
>>On 6/5/06, Max H. <btmanmeh at verizon.net> wrote:
>>    Kai Schaetzl wrote:
>>    > where do you set "swappiness"?
>>
>>    Echo a value 0 to 100 into /proc/sys/vm/swappiness.
>>
>>    Higher the number, more swap.
>>
>>    Here's an interesting argument from some kernel developers:
>>
>>    <http://kerneltrap.org/node/3000>
>>
>>I would at least keep a little bit of swap space. If you were to ever run out
>>of physical memory it WILL cause a kernel panic. Just a suggestion.
>>    
>>
>
>And that is why we are suggesting changing swappiness instead of
>turning of swap.
>  
>
I assume then, with swappiness set to 0, *if* the system does happen to 
need some extra pages, then it *will* go into swap, but only if all 
memory is exhausted?  Zat sound right?

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