On 06/27/2014 03:44 PM, Konstantin Olchanski wrote:
> The 800lbs gorilla in the room is CERN (and other large physics labs), 
> who require a linux (some linux) to run the large compute farms for 
> analysis of LHC data. For historical reasons, this linux has been Red 
> Hat based (and we know it under the names "SL" and "SLC"). Will it 
> remain Red Hat based? ...
The CERN direction I would think is crystal-clear:
http://www.karan.org/blog/2014/06/10/centos-community-buildsystem-bootstraping-by-the-cern-linux-team/
http://linux.web.cern.ch/linux/docs/GDB%2020140212%20-%20Future%20of%20Scientific%20Linux%20in%20light%20of%20recent%20CentOS%20project%20changes..pdf
http://lists.centos.org/pipermail/centos-devel/2014-June/010517.html

In a nutshell: it sure looks like SLC will remain Red Hat based. SLC 
developers have joined the CentOS Core SIG and are actively working on 
CentOS infrastructure.   If you want to see more, follow the 
centos-devel list; come to your own conclusions by seeing the actions.