[CentOS] Upgrading from CentOS 5.6 to 6.0

Mon Jul 25 20:49:10 UTC 2011
Les Mikesell <lesmikesell at gmail.com>

On 7/25/2011 3:34 PM, Patrick Lists wrote:
>
>> My condition in that case was that you couldn't count on the RPM to work
>> anyway once the distribution changes.  So you'll likely be repeating
>> that extra effort anyway.
>
> Not sure what you mean with "once the distribution changes" but within a
> major CentOS/RHEL version (e.g. 5 or 6) there is a stable ABI so an
> update to the distro should not introduce issues. In my experience apps
> deployed on RHEL 5.1 work equally on 5.7. If they work crappy, hire
> better developers :)

The context for the issue was someone moving from 5.x to 6.x.

>> And of course your next install may be on a
>> non-RPM based system, making any rpm-packaging effort moot.
>
> So do people in the Windows world decide to *not* build msi packages
> because their PHB might decide to replace all Windows with RHEL/CentOS?

But wouldn't it be better if they actually did that instead of locking 
themselves into a single vendors system?

> I have never seen that (the not building msi packages that is). And
> neither the reverse.

How do you deal with java apps in cross platform environments?

-- 
   Les Mikesell
    lesmikesell at gmail.com