[[ stupid gmail sent this too fast :( ]] On Fri, Dec 25, 2020 at 3:07 PM Warner Losh <imp_at_bsdimp.com> wrote: > > > On Fri, Dec 25, 2020 at 2:41 PM Steffen Nurpmeso <steffen_at_sdaoden.eu> > wrote: > >> Ulrich Spörlein wrote in >> <X+ZUa7NyatH2ktYI_at_acme.spoerlein.net>: >> |On Wed, 2020-12-23 at 15:35:45 +0100, Steffen Nurpmeso wrote: >> |>Jeffrey Bouquet wrote in >> |> <E1ks2I6-0005nh-BQ_at_rmmprod05.runbox>: >> |>|On Wed, 23 Dec 2020 11:13:07 +0100, Johan Hendriks >> <joh.hendriks_at_gmail.c\ >> |>|om> wrote: >> |>|> On 23/12/2020 09:49, Warner Losh wrote: >> |>|>> On Wed, Dec 23, 2020, 1:48 AM Graham Perrin < >> grahamperrin_at_gmail.com> \ >> |>|>> wrote: >> |> ... >> |>|> First of all a big thank you for all your time and effort you and >> all >> |>|> the other people put in this tremendous task. >> |> >> |>Yes, it is great to have FreeBSD as a stable git repository now, >> ... >> |>I really dislike that vendor imports have been tagged. Because >> |>there is only one tag namespace you cannot avoid getting all this >> |>cruft. I mean, it is too late now, but one could have used >> |>per-vendor import branches and step them via "git rm -rf '*' && >> |>tar -xf newball && git add . && git commit bla" or whatever, and >> |>then join them in. It does not matter for those who have all the >> | >> |That's basically what was done? I don't understand what you're saying >> |here ... >> >> Well, cgit-beta did not have had all these tags if i recall >> correctly, did it? I mean it has been two months or so since >> i last had it because "git fetch" bailed here due to the errors >> that i have reported, and fetching more than a gigabyte for >> brand-new fetches devastates here. >> > > It had them, but not under the refs/head/vendor space but under the > refs/vendor space. > > The multiple gigabyte fetch is because we changed the hashes two or three > times in the last few months. > > But i _think_ all the tags below refs/tags/vendor/ like >> >> vendor/wpa/2.9 >> vendor/wpa_supplicant/0.3.8 >> vendor/wpa_supplicant/0.5.10 >> vendor/wpa_supplicant/0.5.11 >> vendor/x86emu/4.6 >> vendor/xe/1.13 >> >> etc. did not exist in cgit-beta? I surely would have said >> something once comments have been requested, wouldn't i? >> > > They did exist. They were under refs/vendor rather than refs/head/vendor > though. > > >> The thing is if i do >> >> #?0|kent:free-src.git$ git ls-remote|wc -l >> From https://git.freebsd.org/src.git >> 6814 >> >> This is a tremendous amount of head references that need to be >> compared. >> >> #?0|kent:free-src.git$ cd ../net-src.git/ >> #?0|kent:net-src.git$ git ls-remote|wc -l >> From https://github.com/NetBSD/src.git >> 609 >> #?0|kent:net-src.git$ cd ../open-src.git/ >> #?0|kent:open-src.git$ git ls-remote|wc -l >> From https://github.com/openbsd/src.git >> > > 34 > > These are both artificial repos, that are export-only views. > #?0|kent:open-src.git$ cd ../dfly-src.git/ >> #?0|kent:dfly-src.git$ git ls-remote|wc -l >> From git://git.dragonflybsd.org/dragonfly.git >> 349 >> > > You can twek > You can tweak the default refs that you pull to pull less. > Linux is a little bit more >> >> #?0|kent:linux.git$ git ls-remote|wc -l >> From https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ >> 7019 >> >> but this specific repository tracks all release candidates and all >> the update releases, which alone go into the hundreds. >> >> Anyhow, the difference is the number of local references that >> effectively have to be compared against remote heads. For example >> my local Linux repo is this: >> >> [remote "origin"] >> url = https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ >> fetch = +refs/heads/linux-4.19.y:refs/remotes/origin/linux-4.19.y >> fetch = +refs/heads/linux-5.10.y:refs/remotes/origin/linux-5.10.y >> fetch = +refs/heads/master:refs/remotes/origin/master >> >> And if i "sr" (show-ref) i get: >> >> #?0|kent:linux.git$ git sr|wc -l >> 925 >> >> which is a lot due to Linux update policy, but it only relates to >> the project itself, there is not one reference of what is >> effectively vendor data like for example >> >> Merge tag 'wireless-drivers-next-2020-12-12' of >> git:// >> git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next >> >> may it be in refs/tags or anywhere else, whereas with FreeBSD and >> >> [remote "origin"] >> url = https://git.freebsd.org/src.git >> fetch = +refs/heads/releng/5.5:refs/remotes/origin/releng/5.5 >> fetch = +refs/heads/releng/6.4:refs/remotes/origin/releng/6.4 >> fetch = +refs/heads/releng/7.4:refs/remotes/origin/releng/7.4 >> fetch = +refs/heads/releng/8.4:refs/remotes/origin/releng/8.4 >> fetch = +refs/heads/releng/9.3:refs/remotes/origin/releng/9.3 >> fetch = +refs/heads/releng/10.3:refs/remotes/origin/releng/10.4 >> fetch = +refs/heads/releng/11.4:refs/remotes/origin/releng/11.4 >> fetch = +refs/heads/releng/12.2:refs/remotes/origin/releng/12.2 >> fetch = +refs/heads/stable/12:refs/remotes/origin/stable/12 >> fetch = +refs/heads/main:refs/remotes/origin/main >> >> there is >> >> #?0|kent:free-src.git$ git sr|wc -l >> 2137 >> >> but if i go for "the real" FreeBSD itself it is just >> >> #?0|kent:free-src.git$ git sr | grep -v vendor | wc -l >> 19 >> > You might be happier tracking on github, once we start pushing there as the vendor branches won't be published there. > namely >> >> a62107ed19a1095158f454132a3b6ec536a4de7c refs/remotes/origin/main >> 8411c9ac24aabdbbde468778b35da58dc3c15178 refs/remotes/origin/releng/10.4 >> 4adbf1f6686ffdc4c0555a018e14ec63b5981534 refs/remotes/origin/releng/11.4 >> 2120d07af09cb830873554ba5405c5d3e51b41cc refs/remotes/origin/releng/12.2 >> d4c364b3dcf6dfe4e20c70d31912aad7e6219c14 refs/remotes/origin/releng/5.5 >> 0df48150179039ce25e09b48c85aa39bffdbb4c4 refs/remotes/origin/releng/6.4 >> 1c7fe7463d0204f08806b9da6d5d50fb7f75c5ad refs/remotes/origin/releng/7.4 >> 554a1309dbd71bb59ed4e97ea5e0bc829dad0f04 refs/remotes/origin/releng/8.4 >> b06b7e647fe7b4eefbd29369cf0c24e1902bf72a refs/remotes/origin/releng/9.3 >> f4d0bc6aa6b90cbb0ea6cb993d9a10e36f5f4a4c refs/remotes/origin/stable/12 >> aed278eb8da79777d64e06bbc94ee0a018885477 refs/tags/release/10.3.0 >> 20dbcb9a99d5c4b8ceb4897f27c53ab9fb853167 refs/tags/release/11.4.0 >> 906434f95e83f03e0ac62d2544dad1656b5df1e9 refs/tags/release/12.2.0 >> 1185954e6d623ada4ef32f25687ecd5e5c003545 refs/tags/release/5.5.0 >> 44b4768239e96f6d6ba8a43cb2542e1bc83dec94 refs/tags/release/6.4.0 >> c31c07d1a9283bd28bb00ce519dfca69e529f452 refs/tags/release/7.4.0 >> 174c77559c8cc317c743876f55f02bec233735f4 refs/tags/release/8.1.0 >> 45cf4d6a59488ea4113bde749bb61de33882cc46 refs/tags/release/8.4.0 >> 1fb916120b12fdc14c7f93aa5f14849db0efa166 refs/tags/release/9.3.0 >> >> and thus >> >> #?0|kent:free-src.git$ git sr | grep vendor | wc -l >> 2118 >> >> Which is a pity since all these references will be checked during >> "git fetch" unless i am mistaken. > > Yes. So far it's been doing it quite quickly for me, but I'm decently connected... |>repository, but you decided to loose one of the strengts of git, >> |>selective tracking. Also i think it causes updates to require >> |>more network traffic, i see this with the repos i have at >> |>repo.or.cz, the one with few heads/tags is minimal, the other >> |>requires hundreds of kilobytes just for the check that happens >> |>many times a day. All these references have to be compared each >> |>and every time. I think. On the other hand, a few years back >> |>i accidentally "heard" a discussion about improving the network >> |>protocol and that "head" reference matching, iirc, so it may >> |>change in the future. >> | >> |That's a valid point, we debated whether to keep vendor tags and >> decided >> |for now to replicate what we have in SVN. We can still delete all the >> |vendor tags on the main repo anytime we want ... >> >> I personally would track that in the commit message of the import >> on the vendor branch that anyway exists(!), and then when merging >> this into the mainline, but not create a real tag in the tag >> namespace. Also the backups/ and such, because why? >> > We need tags to keep track of what's been done, and to revert and do other management things with vendor imports. WarnerReceived on Fri Dec 25 2020 - 21:11:36 UTC
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