swap space
Clifton Royston
cliftonr at tikitechnologies.com
Tue May 3 14:08:25 PDT 2005
On Tue, May 03, 2005 at 03:02:11PM -0600, Chad Leigh -- Shire.Net LLC wrote:
> On May 3, 2005, at 2:45 PM, Kris Kennaway wrote:
> >Since it's a pain to add swap later you want to make
> >allowances for future expansion (e.g. you'd need 32GB of swap if you
> >ever plan to add 32GB of RAM).
>
> I understand that people recommend as much swap as you have ram or
> more. However, is this required and why?
It's needed if you want to be able to collect a crash dump if the
system panics.
> I have a dual opteron
> system running i386 5.3-release (with released patches) and it has
> 4GB RAM and only 2GB of swap, which is hardly ever touched, and when
> it is, just in small amounts.
That's as it should be!
> Why is this a problem? (If it ever needs the 2gb of swap I am in
> trouble as the load at that time would be sky high and the machine
> not really responsive anyway)
Yes indeed, you do not want to be running your system with full swap.
You want it only for emergencies.
-- Clifton
--
Clifton Royston -- cliftonr at tikitechnologies.com
Tiki Technologies Lead Programmer/Software Architect
"I'm gonna tell my son to grow up pretty as the grass is green
And whip-smart as the English Channel's wide..."
-- 'Whip-Smart', Liz Phair
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