From owner-freebsd-questions@FreeBSD.ORG  Mon May 19 23:30:38 2008
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Date: Tue, 20 May 2008 00:30:34 +0100
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Subject: Re: Freebsd without swap?
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On Mon, 19 May 2008 16:31:57 -0500
Drew Sanford <lauasanf@wilderness.homeip.net> wrote:

> Hi,
> I lost a hard drive in one of my machines here. Fortunately, the only 
> thing on it was /tmp and a random storage partition I used as a
> dropoff point for backups before they get ftp'd to another machine.
> And...my swap partition. So how dangerously am I living to run this
> machine without any swap until I get my hands on a replacement drive?
> Frankly, it doesn't eat into the swap much at all on regular basis.

I've not tried it myself, but the question came-up before and no-one
seemed to regard it as a problem, provided you don't actually need
swap space.

If you're concerned you can create a swap file with dd, and add
swapfile="path-to-file" in rc.conf