[CentOS] Moving to CentOS 8 Stream

Wed Dec 9 17:00:03 UTC 2020
Johnny Hughes <johnny at centos.org>

On 12/9/20 8:01 AM, Pete Biggs wrote:
> It's got to be done, so may as well test it ...
> The FAQ says to do:
>    dnf install centos-release-stream
>    dnf distro-sync
> This I did and everything went fine. I checked before doing the distro-
> sync and there was a load of new Stream repos in /etc/yum.repos.d
> Rebooted the machine and dnf has gone back to only looking in 8.3, and
> the stream repos had disappeared.
> Looking in the logs I can see this:
> 2020-12-09T12:28:42Z DEBUG ---> Package centos-stream-release.noarch 8.4-1.el8 will be installed
> 2020-12-09T12:28:42Z DEBUG ---> Package centos-linux-release.noarch 8.3-1.2011.el8 will be obsoleted
> 2020-12-09T12:28:42Z DEBUG ---> Package centos-release-stream.x86_64 8.1-1.1911.0.7.el8 will be obsoleted
> and 
> Installing:
>  centos-stream-release                      noarch 8.4-1.el8                                     Stream-BaseOS     21 k
>      replacing  centos-linux-release.noarch 8.3-1.2011.el8
>      replacing  centos-release-stream.x86_64 8.1-1.1911.0.7.el8
> The centos-stream-release RPM does not contain any repo information,
> that was all in centos-release-stream that has been removed. So stream
> has deleted itself.
> It's not a good start.
> I also can't seem to get back to a sensible system and have now got a
> system with a mixture of CentOS 8 and CentOS 8 Stream RPMs with no way
> of installing the Stream repos from an RPM.
> I see that "subscription-manager" has been installed on this system now
> which it never was. Is CentOS also going to be part of that ecosystem
> as well?
> Fortunately this was a throw-away install. I hope no one has tried the
> instructions in the FAQ on an important machine!

Put this line :

dnf swap centos-{linux,stream}-repos


dnf install centos-release-stream


  (so make it the second command)

FAQ/SITE getting updated.