What's this /run directory doing on my system and where does it come from?

[Bryn M. Reeves]

On 03/30/2011 02:08 PM, Ralf Corsepius wrote:
> On 03/30/2011 02:30 PM, Lennart Poettering wrote:
>> On Wed, 30.03.11 18:04, Rahul Sundaram (metherid at gmail.com) wrote:
>>
> 
>> Also, can somebody point me to the place where the FHS would say "no
>> other directories below / are allowed"? I can't find that. And hence
>> this change is perfectly FHS compliant.
> 
> It's in the preface of the root file system section:
> 
> http://www.pathname.com/fhs/pub/fhs-2.3.html#THEROOTFILESYSTEM
> 
> <cite>
> Applications must never create or require special files or 
> subdirectories in the root directory. Other locations in the FHS 
> hierarchy provide more than enough flexibility for any package.
> </cite>

Fedora is a distribution, not an application. You neatly elided the following
paragraph that explicitly grants distributions the right to do this with careful
consideration. Well done.

Regards,
Bryn.