Right now, our major releases are really indicated in the second digit, not
in the leading 0. So 0.10 is a major, 0.10.1 is a minor and 0.10.0.1 is a
bug fix.

Thanks,

Jun

On Fri, Aug 12, 2016 at 1:17 PM, Gwen Shapira <g...@confluent.io> wrote:

> Good question!
>
> My thoughts are... bugfix releases will be done "as needed" based on
> community feedback
>
> Feature releases will be a minor release by default 0.11, 0.12 - unless:
> 1. We manage to break compatibility completely (we shouldn't) in which
> case we need to bump to 1.X
> 2. We do something totally amazing (exactly once?) and decide to bump
> to 1.X to celebrate
> 3. The release manager decides that the features in the release are
> not very exciting and we can go with 0.10.1 (i.e very minor release)
>
> Does that make sense?
>
> On Fri, Aug 12, 2016 at 10:25 AM, Nacho Solis
> <nso...@linkedin.com.invalid> wrote:
> > How would time releases relate to versions? (Major, minor, API
> > compatibility, etc).
> >
> > On Thu, Aug 11, 2016 at 9:37 AM, Guozhang Wang <wangg...@gmail.com>
> wrote:
> >
> >> I think we do not need to make the same guarantee as for "how old of
> your
> >> Kafka version that you can upgrade to the latest in one shot" (just
> call it
> >> "upgrade maintenance" for short) and "how old of your Kafka version that
> >> you can enjoy backport critical bug fixes from the latest version"
> (call it
> >> "bugfix backport maintenance" for short).
> >>
> >> Upgrade maintenance: I think 2 years is a good cadence, and we can use
> the
> >> same policy for getting rid of obsolete APIs / protocols as well. I.e.
> say
> >> we release 0.10.1.0 in 2017FEB then we can in that release drop
> obsoleted
> >> code in 0.8.2 (released in 2015FEB), such that users cannot directly
> >> upgrade from 0.8.2.x to 0.10.1.x, but needs to have another hop.
> >>
> >> Bugfix backports maintenance: if we release every 4 months, then
> current +
> >> 2 older means we have one year period for back-port critical bug fixes,
> >> which sounds good to me; if we release every 3 months, then probably we
> >> should have current + 3 older.
> >>
> >>
> >> Guozhang
> >>
> >>
> >> On Thu, Aug 11, 2016 at 12:14 AM, Ismael Juma <ism...@juma.me.uk>
> wrote:
> >>
> >> > Do we need to make a decision on this particular point? Could we gauge
> >> > community demand (people tend to ask for fixes to be backported in
> JIRA)
> >> > and decide then?
> >> >
> >> > If we make a good job of avoiding regressions, then it seems that each
> >> > branch should really only need one or or a maximum of two bug fix
> >> releases.
> >> > After that, users are welcome to upgrade to a new feature release (and
> >> > hopefully to the most current) to get non-critical fixes and
> features. An
> >> > exception is if we get security fixes. We probably do need a policy
> for
> >> how
> >> > far we backport those.
> >> >
> >> > Ismael
> >> >
> >> > On Thu, Aug 11, 2016 at 4:35 AM, Gwen Shapira <g...@confluent.io>
> wrote:
> >> >
> >> > > Yeah, I agree that maintaining 6 release branches is not really
> >> > > sustainable...
> >> > >
> >> > > Maybe 3 (current and 2 older) makes sense?
> >> > >
> >> > > On Wed, Aug 10, 2016 at 7:35 PM, Joel Koshy <jjkosh...@gmail.com>
> >> wrote:
> >> > > > On Wed, Aug 10, 2016 at 5:44 PM, Joel Koshy <jjkosh...@gmail.com>
> >> > wrote:
> >> > > >
> >> > > >>
> >> > > >>
> >> > > >> On Tue, Aug 9, 2016 at 4:49 PM, Gwen Shapira <g...@confluent.io>
> >> > wrote:
> >> > > >>
> >> > > >>>
> >> > > >>> 4. Frequent releases mean we need to do bugfix releases for
> older
> >> > > >>> branches. Right now we only do bugfix releases to latest
> release.
> >> > > >>>
> >> > > >>
> >> > > >> I'm a bit unclear on how the above is a side-effect of time-based
> >> > > >> releases. IIUC this just changes how frequently we release off
> the
> >> > > current
> >> > > >> release branch right? Or put another way, are you also proposing
> any
> >> > > >> fundamental change to our versioning/branching scheme?
> >> > > >>
> >> > > >
> >> > > > Actually nm - so what you're saying is we cut more frequently off
> >> trunk
> >> > > > which means having to maintaining multiple release branches.
> However,
> >> > the
> >> > > > more frequently we release then it should be less difficult to
> >> upgrade
> >> > > from
> >> > > > one release to another which means it should be reasonable to
> expect
> >> > that
> >> > > > we EOL release branches sooner than later.
> >> > > >
> >> > > > However, if we are expected to maintain release branches for up to
> >> two
> >> > > > years then that means potential bugfix releases for up to eight
> >> release
> >> > > > branches at any given time? i.e., it seems that a short
> inter-release
> >> > > > interval would require us to EOL release branches sooner than
> that to
> >> > > make
> >> > > > things manageable.
> >> > >
> >> > >
> >> > >
> >> > > --
> >> > > Gwen Shapira
> >> > > Product Manager | Confluent
> >> > > 650.450.2760 | @gwenshap
> >> > > Follow us: Twitter | blog
> >> > >
> >> >
> >>
> >>
> >>
> >> --
> >> -- Guozhang
> >>
> >
> >
> >
> > --
> > Nacho (Ignacio) Solis
> > nso...@linkedin.com
>
>
>
> --
> Gwen Shapira
> Product Manager | Confluent
> 650.450.2760 | @gwenshap
> Follow us: Twitter | blog
>

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