[CentOS] 4.4 versas AS and ES

Mon Oct 30 05:46:47 UTC 2006
Craig White <craigwhite at azapple.com>

On Sun, 2006-10-29 at 23:08 -0600, Gregory P. Ennis wrote:
> On Sun, 2006-10-29 at 22:46 -0600, Barry Brimer wrote:
> > > I am a new user of Centos and have started the process of becoming
> > > informed as to what centos can do. Sorry to ask a simple question but
> > > can you tell me where centos 4.4 compares with Red Hat Enterpres AS or
> > > ES?
> > 
> > There is no technical difference between RHEL AS and RHEL ES.  The 
> > difference is in what Red Hat will or will not support as far as the 
> > number of CPUs and the amount of RAM in a system.  RHEL 4 ES and RHEL 4 
> > AS can both support the hardware listed for RHEL AS.  The difference is 
> > that if you call Red Hat and have support for RHEL ES and you have more 
> > than 2 physical processors or more than 16 GB of RAM they will tell you 
> > that you are running an unsupported configuration.  If you are running 
> > RHEL 4 AS with the same configuration, you are running a supported 
> > configuration.
> > 
> > These issues do not plague CentOS.  You can expect CentOS 4 to run 
> > hardware up to the same configuration of RHEL 4 AS.
> > 
> > Barry
> Barry and Craig,
> Thanks for your answers.  This helps a lot.  Is there anything that RH 4
> ES or AS can do that Centos 4.4 is unable to perform.  Then it looks
> like Centos is just as stable as ES or AS, and the support will probably
> be better on this list than calling RH.
> I was considering migrating an application from SCO to RedHat, and now
> it looks like Centos would even be better.
Red Hat is selling a service level agreement. CentOS is user supported.

You have to draw your own conclusions as to the value of a Red Hat SLA.