[K12OSN] Quick Question about Swap partitions

Kemp, Levi lnkemp at bolivar.k12.mo.us
Fri Jul 27 18:46:47 UTC 2007

If this has already be answered sorry, I believe I saw a way to do that
in Webmin earlier today. I was just looking through all the things you
can do with it and I know there were ways to have it alert you through
email for a lot of stuff, so you might look into that.

Levi Kemp
Technology Specialist
Bolivar R-I School District
lnkemp at bolivar.k12.mo.us


> -----Original Message-----
> From: k12osn-bounces at redhat.com 
> [mailto:k12osn-bounces at redhat.com] On Behalf Of Rob Owens
> Sent: Wednesday, July 25, 2007 9:29 AM
> To: Support list for open source software in schools.
> Subject: Re: [K12OSN] Quick Question about Swap partitions
> 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
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