Swap space

[Robert Brockway]

On Fri, 11 Dec 2009, Jason Carson wrote:

> Hello everyone,
>
> I know the conventional wisdom with respect to swap space has always been
> to double your memory but I am about to build a system with 4 GB of
> memory. Do I really need an 8 GB swap space?

Hi Jason.  The 2:1 ratio was necessary on some version of Unix because of 
the swapping algorithm in use. It was never a requirement on Linux.  It 
was a decnet rule of thumb in the past but it doesn't make much sense with 
modern systems.

Here are my comments on swap:

http://www.practicalsysadmin.com/wiki/index.php/Swap

Cheers,

Rob

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