[CentOS] Question about storage for virtualisation

[Gordon Messmer]

On 07/02/2012 12:00 PM, Les Mikesell wrote:
> It may not - but it is always annoying to me when committees get
> together and move arbitrary things around just because they can.

The change wasn't made just because someone could.  It was made to 
improve software and script portability, to make and NFS-mounted /usr a 
supported configuration, and to allow yum to take system snapshots so 
that it can roll back upgrades in the future.  All of those required the 
merge.

http://www.freedesktop.org/wiki/Software/systemd/TheCaseForTheUsrMerge