Hi Jason,

"I think master should be stable"as common case should be to use gem5 and
not to dev it.

"I think gem5 should be released three times per year." as I assume there
would be too much to digest after one year.

Best,

On Mon, Dec 16, 2019 at 12:21 PM Tao Zhang <tao.zhang.0...@gmail.com> wrote:

> Hi Jason,
>
> Thanks for the proposal.
>
> Regarding the branch option for stable release, can we do it by git
> tagging?
>
> I think one-release per year is too long. I prefer three-release per year.
>
> Thanks,
>
> -Tao
>
>
> On Mon, Dec 16, 2019 at 11:50 AM Jason Lowe-Power <ja...@lowepower.com>
> wrote:
>
>> Hi all,
>>
>> As many of you have seen on gem5-dev, we are going to be adding a
>> "stable" version of gem5. Below is the current proposal. There are a
>> couple of points below where there has not been general consensus
>> reached. We would appreciate feedback *from everyone in the community*
>> on the points where a decision hasn't been made below. gem5 is a
>> community-driven project, and we need feedback to make sure we're
>> making community-focused decisions.
>>
>> We will be introducing a new "stable" branch type to gem5. We are
>> doing this for the following reasons:
>> - Provide a way for developers to communicate major changes to the
>> code. We will be providing detailed release notes for each stable
>> release.
>> - Increase our test coverage. At each stable release, we will test a
>> large number of "common" benchmarks and configurations and publicize
>> the current state of gem5.
>> - Provide a way for researchers to communicate to the rest of the
>> community information about their simulation infrastructure (e.g., in
>> a paper you can say which version of gem5 you used).
>>
>> On the stable version of gem5, we will provide bugfixes  until the
>> next release, but we will not make any API changes or add new
>> features.
>>
>> We would like your feedback on the following two questions:
>>
>> **Which branch should be default?**
>>
>> We can either have the master branch in git be the "stable" or the
>> "development" branch. If master is the stable branch, then it's easier
>> for users to get the most recent stable branch. If master is the
>> development branch, it's more familiar and easier for most developers.
>> Either way, we will be updating all of the documentation to make it
>> clear.
>>
>> Please let us know which you prefer by replying "I think master should
>> be stable" or "I think master should be development".
>>
>> **How often should we create a new gem5 release?**
>>
>> We can have a gem5 release once per year (likely in April) or three
>> times per year (April, August, and December). Once per year means that
>> if you use the stable branch you will get updates less frequently.
>> Three times per year will mean there are more releases to choose from
>> (but a newer release should always be better). On the development
>> side, I don't think one will be more work than the other. Once per
>> year means more backporting, and three times per year means more
>> testing and time spent on releases.
>>
>> Please let us know which you prefer by replying "I think gem5 should
>> be released once per year" or "I think gem5 should be released three
>> times per year."
>>
>>
>>
>>
>> A couple of notes to everyone who's been following the discussion on
>> the gem5-dev mailing list:
>> - We have dropped the proposal for major vs minor releases. Note that
>> there was some pushback on having only major releases when this was
>> proposed on the gem5 roadmap, but it sounded like the consensus was to
>> drop minor releases for now.
>> - We will still allow feature branches *in rare circumstances*. This
>> will be by request only (send mail to gem5-dev if you would like to
>> discuss adding a new branch), and the goal will be integration within
>> a few months. All code review will still happen in the open on gerrit.
>> The benefits will be
>> 1) rebases won't be required as you can just make changes to the head
>> of the branch
>> 2) many features take more than a few months to implement, so if it's
>> not ready by a release it can be pushed to the next
>> 3) large changes won't be hidden in AMD or Arm-specific repositories
>> and *anyone* will be able to request a branch.
>>
>> Thanks everyone for the discussions so far! It would be most useful to
>> hear back by the end of the week. However, I don't expect any concrete
>> actions will be taken until after the holidays.
>>
>> Cheers,
>> Jason
>> _______________________________________________
>> gem5-users mailing list
>> gem5-us...@gem5.org
>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
>
> _______________________________________________
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> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users



-- 
Pouya Fotouhi
PhD Candidate
Department of Electrical and Computer Engineering
University of California, Davis
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