Re: Branch and release process (was: gnu: inetutils: Update to 2.4.)

[Christopher Baines]

"Leo Famulari" <leo@famulari.name> writes:

> On Tue, Mar 14, 2023, at 23:30, Maxim Cournoyer wrote:
>> Hi,
>>
>> Leo Famulari <leo@famulari.name> writes:
>>
>>> On Tue, Mar 14, 2023 at 09:10:33PM -0400, Maxim Cournoyer wrote:
>>>> Felix Lechner <felix.lechner@lease-up.com> writes:
>>>> > With the core-updates process now abandoned, I retitled the issue to
>>>> 
>>>> Could you share the reference of that?  I'm not against it, but our
>>>> currently documented process still mention the good old staging and
>>>> core-updates branches.
>>>
>>> At the Guix Days in February, we discussed the branching workflow and
>>> reached a rough consensus that for non-core packages (defined in
>>> %core-packages), we should try to adopt a more targeted "feature branch"
>>> workflow. That's actually what we used to do, before we outgrew our old
>>> build farm, after which we were barely able to build one branch at a
>>> time (IIRC, we would stop building master in order to build core-updates
>>> or staging).
>>>
>>> The discussion was summarized by Andreas here:
>>>
>>> https://lists.gnu.org/archive/html/guix-devel/2023-02/msg00066.html
>>
>> Thanks!  I had missed it.  It sounds promising!
>>
>>> Currently we are demo-ing this workflow in the wip-go-updates branch and
>>> go-team Cuirass jobset.
>>
>> So the review happens first on the ML, then the changes land to the team
>> branch, and then finally the feature branch gets merged to master?  If
>> the review has already happened and the package been tested (and built
>> by QA), why is a feature branch needed?
>
> Because QA currently cannot process changes that cause more than 200 rebuilds.

Note that this has been changing recently, and it's currently 600 builds
per system [1].

1: 
https://git.savannah.gnu.org/cgit/guix/qa-frontpage.git/tree/guix-qa-frontpage/manage-builds.scm#n100

We can still increase it, but there's still more work needed on managing
the builds and increasing the hardware available.

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