The catch here is that we don't publish docker images currently.  The
C* docker images available are not made by us.

Kind Regards,
Brandon

On Tue, Oct 24, 2023 at 3:31 PM Patrick McFadin <pmcfa...@gmail.com> wrote:
>
> Let me make that really easy. Hell yes
>
> Not everybody runs CCM, I've tried but I've met resistance.
>
> Compiling your own version usually involves me saying the words "Yes, ant 
> realclean exists. I'm not trolling you"
>
> docker pull <image> works on every OS and curates a single node experience.
>
>
>
> On Tue, Oct 24, 2023 at 12:37 PM Josh McKenzie <jmcken...@apache.org> wrote:
>>
>> In order for the project to advertise the release outside the dev@ list it 
>> needs to be a formal release.
>>
>> That's my reading as well:
>> https://www.apache.org/legal/release-policy.html#release-definition
>>
>> I wonder if there'd be value in us having a cronned job that'd do nightly 
>> docker container builds on trunk + feature branches, archived for N days, 
>> and we make that generally known to the dev@ list here so folks that want to 
>> poke at the current state of trunk or other branches could do so with very 
>> low friction. We'd probably see more engagement on feature branches if it 
>> was turn-key easy for other C* devs to spin the up and check them out.
>>
>> For what you're talking about here Patrick (a docker image for folks outside 
>> the dev@ audience and more user-facing), we'd want to vote on it and go 
>> through the formal process.
>>
>> On Tue, Oct 24, 2023, at 3:10 PM, Jeremiah Jordan wrote:
>>
>> In order for the project to advertise the release outside the dev@ list it 
>> needs to be a formal release.  That just means that there was a release vote 
>> and at least 3 PMC members +1’ed it, and there are more +1 than there are 
>> -1, and we follow all the normal release rules.  The ASF release process 
>> doesn’t care what branch you cut the artifacts from or what version you call 
>> it.
>>
>> So the project can cut artifacts for and release a 5.1-alpha1, 
>> 5.1-dev-preview1, what ever we want to version this thing, from trunk or any 
>> other branch name we want.
>>
>> -Jeremiah
>>
>> On Oct 24, 2023 at 2:03:41 PM, Patrick McFadin <pmcfa...@gmail.com> wrote:
>>
>> I would like to have something for developers to use ASAP to try the Accord 
>> syntax. Very few people have seen it, and I think there's a learning curve 
>> we can start earlier.
>>
>> It's my understanding that ASF policy is that it needs to be a project 
>> release to create a docker image.
>>
>> On Tue, Oct 24, 2023 at 11:54 AM Jeremiah Jordan <jeremiah.jor...@gmail.com> 
>> wrote:
>>
>> If we decide to go the route of not merging TCM to the 5.0 branch.  Do we 
>> actually need to immediately cut a 5.1 branch?  Can we work on stabilizing 
>> things while it is in trunk and cut the 5.1 branch when we actually think we 
>> are near releasing?  I don’t see any reason we can not cut “preview” 
>> artifacts from trunk?
>>
>> -Jeremiah
>>
>> On Oct 24, 2023 at 11:54:25 AM, Jon Haddad <rustyrazorbl...@apache.org> 
>> wrote:
>>
>> I guess at the end of the day, shipping a release with a bunch of awesome 
>> features is better than holding it back.  If there's 2 big releases in 6 
>> months the community isn't any worse off.
>>
>> We either ship something, or nothing, and something is probably better.
>>
>> Jon
>>
>>
>> On 2023/10/24 16:27:04 Patrick McFadin wrote:
>>
>> +1 to what you are saying, Josh. Based on the last survey, yes, everyone
>>
>> was excited about Accord, but SAI and UCS were pretty high on the list.
>>
>>
>> Benedict and I had a good conversation last night, and now I understand
>>
>> more essential details for this conversation. TCM is taking far more work
>>
>> than initially scoped, and Accord depends on a stable TCM. TCM is months
>>
>> behind and that's a critical fact, and one I personally just learned of. I
>>
>> thought things were wrapping up this month, and we were in the testing
>>
>> phase. I get why that's a topic we are dancing around. Nobody wants to say
>>
>> ship dates are slipping because that's part of our culture. It's
>>
>> disappointing and, if new information, an unwelcome surprise, but none of
>>
>> us should be angry or in a blamey mood because I guarantee every one of us
>>
>> has shipped the code late. My reaction yesterday was based on an incorrect
>>
>> assumption. Now that I have a better picture, my point of view is changing.
>>
>>
>> Josh's point about what's best for users is crucial. Users deserve stable
>>
>> code with a regular cadence of features that make their lives easier. If we
>>
>> put 5.0 on hold for TCM + Accord, users will get neither for a very long
>>
>> time. And I mentioned a disaster yesterday. A bigger disaster would be
>>
>> shipping Accord with a major bug that causes data loss, eroding community
>>
>> trust. Accord has to be the most bulletproof of all bulletproof features.
>>
>> The pressure to ship is only going to increase and that's fertile ground
>>
>> for that sort of bug.
>>
>>
>> So, taking a step back and with a clearer picture, I support the 5.0 + 5.1
>>
>> plan mainly because I don't think 5.1 is (or should be) a fast follow.
>>
>>
>> For the user community, the communication should be straightforward. TCM +
>>
>> Accord are turning out to be much more complicated than was originally
>>
>> scoped, and for good reasons. Our first principle is to provide a stable
>>
>> and reliable system, so as a result, we'll be de-coupling TCM + Accord from
>>
>> 5.0 into a 5.1 branch, which is available in parallel to 5.0 while
>>
>> additional hardening and testing is done. We can communicate this in a blog
>>
>> post.,
>>
>>
>> To make this much more palatable to our use community, if we can get a
>>
>> build and docker image available ASAP with Accord, it will allow developers
>>
>> to start playing with the syntax. Up to this point, that hasn't been widely
>>
>> available unless you compile the code yourself. Developers need to
>>
>> understand how this will work in an application, and up to this point, the
>>
>> syntax is text they see in my slides. We need to get some hands-on and that
>>
>> will get our user community engaged on Accord this calendar year. The
>>
>> feedback may even uncover some critical changes we'll need to make. Lack of
>>
>> access to Accord by developers is a critical problem we can fix soon and
>>
>> there will be plenty of excitement there and start building use cases
>>
>> before the final code ships.
>>
>>
>> I'm bummed but realistic. It sucks that I won't have a pony for Christmas,
>>
>> but maybe one for my birthday?
>>
>>
>> Patrick
>>
>>
>>
>>
>> On Tue, Oct 24, 2023 at 7:23 AM Josh McKenzie <jmcken...@apache.org> wrote:
>>
>>
>> > Maybe it won't be a glamorous release but shipping
>>
>> > 5.0 mitigates our worst case scenario.
>>
>> >
>>
>> > I disagree with this characterization of 5.0 personally. UCS, SAI, Trie
>>
>> > memtables and sstables, maybe vector ANN if the sub-tasks on C-18715 are
>>
>> > accurate, all combine to make 5.0 a pretty glamorous release IMO
>>
>> > independent of TCM and Accord. Accord is a true paradigm-shift game-changer
>>
>> > so it's easy to think of 5.0 as uneventful in comparison, and TCM helps
>>
>> > resolve one of the biggest pain-points in our system for over a decade, but
>>
>> > I think 5.0 is a very meaty release in its own right today.
>>
>> >
>>
>> > Anyway - I agree with you Brandon re: timelines. If things take longer
>>
>> > than we'd hope (which, if I think back, they do roughly 100% of the time on
>>
>> > this project), blocking on these features could both lead to a significant
>>
>> > delay in 5.0 going out as well as increasing pressure and risk of burnout
>>
>> > on the folks working on it. While I believe we all need some balanced
>>
>> > urgency to do our best work, being under the gun for something with a hard
>>
>> > deadline or having an entire project drag along blocked on you is not where
>>
>> > I want any of us to be.
>>
>> >
>>
>> > Part of why we talked about going to primarily annual calendar-based
>>
>> > releases was to avoid precisely this situation, where something that
>>
>> > *feels* right at the cusp of merging leads us to delay a release
>>
>> > repeatedly. We discussed this a couple times this year:
>>
>> > 1: https://lists.apache.org/thread/9c5cnn57c7oqw8wzo3zs0dkrm4f17lm3,
>>
>> > where Mick proposed a "soft-freeze" for everything w/out exception and 1st
>>
>> > week October "hard-freeze", and there was assumed to be lazy consensus
>>
>> > 2: https://lists.apache.org/thread/mzj3dq8b7mzf60k6mkby88b9n9ywmsgw,
>>
>> > where we kept along with what we discussed in 1 but added in CEP-30 to be
>>
>> > waivered in as well.
>>
>> >
>>
>> > So. We're at a crossroads here where we need to either follow through with
>>
>> > what we all agreed to earlier this year, or acknowledge that our best
>>
>> > intention of calendar-based releases can't stand up to our optimism and
>>
>> > desire to get these features into the next major.
>>
>> >
>>
>> > There's no immediate obvious better path to me in terms of what's best for
>>
>> > our users. This is a situation of risk tolerance with a lot of unknowns
>>
>> > that could go either way.
>>
>> >
>>
>> > Any light that folks active on TCM and Accord could shed in terms of their
>>
>> > best and worst-case scenarios on timelines for those features might help us
>>
>> > narrow this down a bit. Otherwise, I'm inclined to defer to our past selves
>>
>> > and fall back to "we agreed to yearly calendar releases for good reason.
>>
>> > Let's stick to our guns."
>>
>> >
>>
>> > On Tue, Oct 24, 2023, at 9:37 AM, Brandon Williams wrote:
>>
>> >
>>
>> > The concern I have with this is that is a big slippery 'if' that
>>
>> > involves development time estimation, and if it tends to take longer
>>
>> > than we estimate (as these things tend to do), then I can see a future
>>
>> > where 5.0 is delayed until the middle of 2024, and I really don't want
>>
>> > that to happen.  Maybe it won't be a glamorous release but shipping
>>
>> > 5.0 mitigates our worst case scenario.
>>
>> >
>>
>> > Kind Regards,
>>
>> > Brandon
>>
>> >
>>
>> > On Mon, Oct 23, 2023 at 4:02 PM Dinesh Joshi <djo...@apache.org> wrote:
>>
>> > >
>>
>> > > I have a strong preference to move out the 5.0 date to have accord and
>>
>> > TCM. I don’t see the point in shipping 5.0 without these features
>>
>> > especially if 5.1 is going to follow close behind it.
>>
>> > >
>>
>> > > Dinesh
>>
>> > >
>>
>> > > On Oct 23, 2023, at 4:52 AM, Mick Semb Wever <m...@apache.org> wrote:
>>
>> > >
>>
>> > > 
>>
>> > >
>>
>> > > The TCM work (CEP-21) is in its review stage but being well past our
>>
>> > cut-off date¹ for merging, and now jeopardising 5.0 GA efforts, I would
>>
>> > like to propose the following.
>>
>> > >
>>
>> > > We merge TCM and Accord only to trunk.  Then branch cassandra-5.1 and
>>
>> > cut an immediate 5.1-alpha1 release.
>>
>> > >
>>
>> > > I see this as a win-win scenario for us, considering our current
>>
>> > situation.  (Though it is unfortunate that Accord is included in this
>>
>> > scenario because we agreed it to be based upon TCM.)
>>
>> > >
>>
>> > > This will mean…
>>
>> > >  - We get to focus on getting 5.0 to beta and GA, which already has a
>>
>> > ton of features users want.
>>
>> > >  - We get an alpha release with TCM and Accord into users hands quickly
>>
>> > for broader testing and feedback.
>>
>> > >  - We isolate GA efforts on TCM and Accord – giving oss and downstream
>>
>> > engineers time and patience reviewing and testing.  TCM will be the biggest
>>
>> > patch ever to land in C*.
>>
>> > >  - Give users a choice for a more incremental upgrade approach, given
>>
>> > just how many new features we're putting on them in one year.
>>
>> > >  - 5.1 w/ TCM and Accord will maintain its upgrade compatibility with
>>
>> > all 4.x versions, just as if it had landed in 5.0.
>>
>> > >
>>
>> > >
>>
>> > > The risks/costs this introduces are
>>
>> > >  - If we cannot stabilise TCM and/or Accord on the cassandra-5.1 branch,
>>
>> > and at some point decide to undo this work, while we can throw away the
>>
>> > cassandra-5.1 branch we would need to do a bit of work reverting the
>>
>> > changes in trunk.  This is a _very_ edge case, as confidence levels on the
>>
>> > design and implementation of both are already tested and high.
>>
>> > >  - We will have to maintain an additional branch.  I propose that we
>>
>> > treat the 5.1 branch in the same maintenance window as 5.0 (like we have
>>
>> > with 3.0 and 3.11).  This also adds the merge path overhead.
>>
>> > >  - Reviewing of TCM and Accord will continue to happen post-merge.  This
>>
>> > is not our normal practice, but this work will have already received its
>>
>> > two +1s from committers, and such ongoing review effort is akin to GA
>>
>> > stabilisation work on release branches.
>>
>> > >
>>
>> > >
>>
>> > > I see no other ok solution in front of us that gets us at least both the
>>
>> > 5.0 beta and TCM+Accord alpha releases this year.  Keeping in mind users
>>
>> > demand to start experimenting with these features, and our Cassandra Summit
>>
>> > in December.
>>
>> > >
>>
>> > >
>>
>> > > 1) https://lists.apache.org/thread/9c5cnn57c7oqw8wzo3zs0dkrm4f17lm3
>>
>> > >
>>
>> > >
>>
>> >
>>
>> >
>>
>> >
>>
>>
>>

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