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From: Derrick Stolee <stolee@gmail.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: "Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com>,
	git@vger.kernel.org, Johannes.Schindelin@gmx.de, peff@peff.net,
	"Jakub Narębski" <jnareb@gmail.com>,
	"Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>,
	"Carlo Marcelo Arenas Belón" <carenas@gmail.com>,
	"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
Subject: Re: [PATCH v3 0/3] [RFC] Create 'core.featureAdoptionRate' setting to update config defaults
Date: Mon, 22 Jul 2019 08:10:58 -0400	[thread overview]
Message-ID: <be4f9cc9-ee20-8e4f-c45a-26e93b51c4f3@gmail.com> (raw)
In-Reply-To: <xmqqef2yvp7v.fsf@gitster-ct.c.googlers.com>

On 7/9/2019 6:05 PM, Junio C Hamano wrote:
> Derrick Stolee <stolee@gmail.com> writes:
> 
>> From this list, do you think any of these settings are likely to
>> become defaults? It seems that protocol.version = 2 may be a default
>> now that _most_ services have an implementation, and it always falls
>> back to protocol v1 without extra cost.
>>
>> When pack.useSparse was first introduced, I considered making it true
>> by default after a while. But you protested, saying you want people
>> knocking at the door saying it is useful. What if it lived here?
>>
>> fetch.negotiationAlgorithm and merge.directoryRenames seem like
>> valuable features and maybe just need more time out in the world
>> before they could be considered defaults.
> 
> I mostly agree with the categorization you gave above.
> 
> I think it is perfectly fine for a knob, after proving its worth by
> existing in the world without being a part of any feature.* set, to
> become part of feature.experimental, and then later be ejected
> without ever becoming the default in response to reactions by real
> world users.  This would be easier to arrange if we had at least two
> experiment levels.  One class would be "we are firmly committed to
> make these default in the future and ironing kinks out---please help
> by setting feature.experimental on" and is more for early adopter
> testing.  The other class may be "we try this on users to see if
> there are some populations of them with usage patterns we did not
> anticipate, and will yank it out if it turns out to be problematic
> to some users."  The more guinea pig users opt into the latter
> "Highly Experimental" category, the more help they can give us to
> prevent an ill-thought-out feature that does not universally help to
> become a new default.

How about "feature.preview" for defaults we expect to change in a later
version, while "feature.experimental" is for defaults we are not sure
about?

-Stolee


  reply	other threads:[~2019-07-22 12:11 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-03 20:18 [PATCH 00/11] [RFC] Create 'core.size=large' " Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 01/11] repo-settings: create repo.size=large setting Derrick Stolee via GitGitGadget
2019-06-03 20:42   ` Jeff Hostetler
2019-06-03 20:18 ` [PATCH 02/11] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 03/11] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 04/11] status: add status.aheadbehind setting Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 05/11] status: add warning when a/b calculation takes too long for long/normal format Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 07/11] repo-settings: status.aheadBehind=false Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 06/11] status: ignore status.aheadbehind in porcelain formats Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 08/11] fetch: add --[no-]show-forced-updates argument Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 09/11] fetch: warn about forced updates after branch list Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 10/11] pull: add --[no-]show-forced-updates passthrough to fetch Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 11/11] repo-settings: fetch.showForcedUpdates=false Derrick Stolee via GitGitGadget
2019-06-03 20:55 ` [PATCH 00/11] [RFC] Create 'core.size=large' setting to update config defaults Derrick Stolee
2019-06-04 14:43 ` Johannes Schindelin
2019-06-04 14:56   ` Derrick Stolee
2019-06-05 20:39 ` Junio C Hamano
2019-06-06 12:23   ` Derrick Stolee
2019-06-06 16:07     ` Junio C Hamano
2019-06-19 15:11 ` [PATCH v2 0/3] [RFC] Create 'core.featureAdoptionRate' " Derrick Stolee via GitGitGadget
2019-06-19 15:12   ` [PATCH v2 1/3] repo-settings: create core.featureAdoptionRate setting Derrick Stolee via GitGitGadget
2019-06-28 20:50     ` Junio C Hamano
2019-06-28 21:08       ` Derrick Stolee
2019-06-28 21:42     ` Junio C Hamano
2019-06-29  1:43       ` Derrick Stolee
2019-06-30 18:35         ` Carlo Arenas
2019-07-01 12:45           ` Derrick Stolee
2019-07-02 10:47     ` Ævar Arnfjörð Bjarmason
2019-07-02 11:09       ` Duy Nguyen
2019-07-02 14:54         ` Derrick Stolee
2019-07-02 16:59         ` Junio C Hamano
2019-06-19 15:12   ` [PATCH v2 2/3] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-06-19 15:12   ` [PATCH v2 3/3] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-07-01 14:29   ` [PATCH v3 0/3] [RFC] Create 'core.featureAdoptionRate' setting to update config defaults Derrick Stolee via GitGitGadget
2019-07-01 14:29     ` [PATCH v3 1/3] repo-settings: create core.featureAdoptionRate setting Derrick Stolee via GitGitGadget
2019-07-01 23:27       ` Carlo Arenas
2019-07-02  9:20       ` Duy Nguyen
2019-07-02 10:53         ` Ævar Arnfjörð Bjarmason
2019-07-04 22:47         ` Jakub Narebski
2019-07-01 14:29     ` [PATCH v3 2/3] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-07-01 14:29     ` [PATCH v3 3/3] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-07-08 19:22     ` [PATCH v3 0/3] [RFC] Create 'core.featureAdoptionRate' setting to update config defaults Derrick Stolee
2019-07-09 18:55       ` Taylor Blau
2019-07-09 19:21       ` Junio C Hamano
2019-07-09 19:45         ` Derrick Stolee
2019-07-09 22:05           ` Junio C Hamano
2019-07-22 12:10             ` Derrick Stolee [this message]
2019-07-11 21:54       ` Jakub Narebski

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