Some ideas for FreeBSD

Jerry McAllister jerrymc at
Sat Feb 9 22:05:23 UTC 2008

On Sat, Feb 09, 2008 at 03:51:18PM -0600, Joshua Isom wrote:

> Here's an idea for FreeBSD that would be practical.  Since having 
> several partitions on the same disk is standard for FreeBSD and most 
> Unixes, instead of dealing with running out of space on a partition, 
> when you have gigs available on another, why not allow one partition to 
> create an overflow file on another partition, or perhaps a dedicated 

You can do this alrady.
Just move some directory tree in to the large space and create a synlink.
I do it often.


> amount of the swap partition if it's on the same disk, to keep from 
> running out of space?  It'd probably have to be limited to one disk, 
> but that wouldn't hinder things too much.  Dealing with unmounted 
> filesystems would be annoying but probably doable without too much risk 
> of problems(could even use the swap partition, and on say /usr just 
> have a file for swap?).  The most obvious case of how this could be 
> good would be the root partition when you're updating the system, 
> especially with debug symbols or perhaps multiple kernels(say a generic 
> debug, optimized debug, generic, and optimized?).
> The best reason for doing something like this, you can keep the 
> partitions for "disk optimization" and still have the ease of use of a 
> single partition like OS X, Ubuntu, or PCBSD.
> Maybe this would be good for FreeBSD 8 or 9?
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