[K12OSN] Quick Question about Swap partitions

[Rob Owens]

Nils Breunese wrote:
>
> Op 25-jul-2007, om 15:40 heeft Jim Kronebusch het volgende geschreven:
>
>> How big should they be?  I have read places that too large of a Swap
>> partition is bad, I
>> have also read that a good rule of thumb is to make your swap
>> partition twice the size
>> of your RAM.  In my case I have 16GB of RAM.  Does that mean I should
>> have 32GB swap
>> partitions?
>
> That sounds a bit ridiculous. I have a server with 4GB of RAM and
> since we don't have that much users, we have absolutely no need for a
> dedicated swap partition. We never get to 100% RAM usage. I haven't
> even set one up. You can always just create a swapfile on your
> filesystem for emergency (and then get more RAM).
>
This give me an idea.  Is it possible to tell the system to email you
once it has begun to use swap?  This way you could use a small swap
partition, and when you get an email you might want to consider
purchasing more RAM.

-Rob