[ale] Question on RH

[Scott Steele]

Thanks guys, that was quite helpful. Great information.

On Fri, Apr 20, 2012 at 2:33 PM, John Knight <john at classiccitytelco.com>wrote:

>  Hi Scott,
>
> It's indeed an interesting question.  The answer is quite useful in
> knowing the value of RHEL in a commercial setting.
>
> Red Hat Enterprise Linux is created by period forks of the Fedora Linux
> project.  Fedora is the community project funded by Red Hat that contains
> the newest packages and is tested across a wide audience.  Many bugs are
> present when packages are updated across the board and Fedora is rebuilt by
> Koji (their build system) to ensure that there are no big breakages with
> the build process.  New technologies are quickly adapted in this software
> channel.
>
> Every 2-4 years, Fedora is forked into the new RHEL version.  RHEL 5 was
> forked from Fedora Core 6 and RHEL6 was forked from rawhide somewhere
> between Fedora 12 and Fedora 13.
>
> It is said that you can tell the direction where the next RHEL is headed
> by keeping an eye on the Fedora distribution. Indeed, by using Fedora
> 10/11/12/13 I was quite prepared to operate RHEL6 and how it differed from
> RHEL5.
>
> Once the fork for the creation of a RHEL release forms, there are
> generally no new packages added to it (there are exceptions: recently X.org
> 1.10 was updated in RHEL 6.2 and Firefox/Xulrunner/Thunderbird were all
> updated to 10ESR from 3.6.x).  Instead, the packages stay at the same
> version for the duration of that RHEL branch.  There are updates but these
> are generally broken down into two categories:  1) Security updates and 2)
> backports.
>
> #1 is very important.  Anyone running Fedora after that versions EOL will
> no that no future updates are released for that version leaving you to run
> a release that has effectively been abandoned or update to the new release
> (complete with new packages and usually a whole new set of bugs to work
> around).
>
> #2 is equally important as it allows Red Hat to support newer hardware
> that was not available at the time of release of the original Fedora that
> that RHEL version was based on.  Adding support for new processors such as
> Sandy Bridge and porting new features generally only found in newer kernels
> and other packages are provided in RHEL point releases.  Though the kernel
> release stays at 2.6.32, for instance, it is hardly the vanilla upstream
> 2.6.32.  Instead it has many features backported from a future kernel.
>
> Hope that answers your question.
> http://en.wikipedia.org/wiki/Red_Hat_Enterprise_Linux  Wikipedia has even
> more information.
>
>
>  <http://www.classiccitytelco.com>
>
> *John Knight*
>
> Classic City Telco LLC
> *Email:* john at classiccitytelco.com | *Main:* (706) 995-0200
> *Direct:* (706) 995-0201 | *Mobile:* (678) 308-0322
>
> On 04/20/2012 02:09 PM, Scott Steele wrote:
>
> I had someone ask me an interesting interview question today, The question
> is:
>
> "How does Red Hat Enterprise get created and how does its code flow?"
>
> Any thoughts?
>
>
>
>
>
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