Real benefits of RHEL over Fedora?

[Mike Dwiggins]

On 6/5/2011 5:42 PM, Alex wrote:
> Hi,
>
> I'm in the process of building a mail server and considering CentOS,
> fedora, or RHEL. If I chose the RHEL option, I would probably choose
> the minimal support level.
>
> This server will be performing basic mail functions, including
> postfix, dovecot, spamassassin, and webmail/squirrelmail. It will be a
> moderately active server, delivering as many as 80k emails per day.
>
> For something like this, will there be a great performance benefit to
> using RHEL over fedora? Is the kernel that much different that it
> would make a significant difference? Both would use ext4 for the
> filesystem. Both would use the same spamassassin and postfix
> versions...
>
> Are the benefits to using the KVM/qemu virtual machine features on
> RHEL 6.x that much better than what's available in fedora15?
>
> I recall reading that CentOS is having trouble keeping up with the
> latest RHEL. Is this currently a problem? Any input on whether future
> updates will be delayed as well?
>
> Thanks for any ideas.
>
> Alex
I used to run RHEL and about six months ago switched to Fedora.  I run 
my wife's Web site and her e-mail server on it and have had no 
problems!  If RHEL is going to go to Gnome 3, I will stay with Fedora!

Mike