git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Junio C Hamano <gitster@pobox.com>
To: "Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com>
Cc: git@vger.kernel.org,  johannes.schindelin@gmx.de,  peff@peff.net,
	ps@pks.im,  me@ttaylorr.com,  johncai86@gmail.com,
	 newren@gmail.com, Derrick Stolee <stolee@gmail.com>
Subject: Re: [PATCH 00/30] [RFC] Path-walk API and applications
Date: Wed, 11 Sep 2024 14:32:05 -0700	[thread overview]
Message-ID: <xmqq8qvx6fmy.fsf@gitster.g> (raw)
In-Reply-To: <pull.1786.git.1725935335.gitgitgadget@gmail.com> (Derrick Stolee via GitGitGadget's message of "Tue, 10 Sep 2024 02:28:25 +0000")

"Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com> writes:

> One obvious issue with this current implementation is that it inlines much
> of the delta calculation into the "Enumerate objects" phase, and thus makes
> it single-threaded.

Naïvely, traversal of history partitioned by paths smells
embarrassingly parallelizable; it may need some post processing to
make sure that the same object only appears once, though, and the
devil probably is in the details ;-).

Thanks for an enjoyable cover letter that pulls readers in.

  parent reply	other threads:[~2024-09-11 21:32 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-10  2:28 [PATCH 00/30] [RFC] Path-walk API and applications Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 01/30] path-walk: introduce an object walk by path Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 02/30] backfill: add builtin boilerplate Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 03/30] backfill: basic functionality and tests Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 04/30] backfill: add --batch-size=<n> option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 05/30] backfill: add --sparse option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 06/30] backfill: assume --sparse when sparse-checkout is enabled Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 07/30] path-walk: allow consumer to specify object types Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 08/30] path-walk: allow visiting tags Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 09/30] survey: stub in new experimental `git-survey` command Jeff Hostetler via GitGitGadget
2024-09-10  2:28 ` [PATCH 10/30] survey: add command line opts to select references Jeff Hostetler via GitGitGadget
2024-09-10  2:28 ` [PATCH 11/30] survey: collect the set of requested refs Jeff Hostetler via GitGitGadget
2024-09-10  2:28 ` [PATCH 12/30] survey: start pretty printing data in table form Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 13/30] survey: add object count summary Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 14/30] survey: summarize total sizes by object type Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 15/30] survey: show progress during object walk Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 16/30] survey: add ability to track prioritized lists Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 17/30] survey: add report of "largest" paths Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 18/30] revision: create mark_trees_uninteresting_dense() Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 19/30] path-walk: add prune_all_uninteresting option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 20/30] pack-objects: add --path-walk option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 21/30] pack-objects: extract should_attempt_deltas() Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 22/30] pack-objects: introduce GIT_TEST_PACK_PATH_WALK Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 23/30] p5313: add size comparison test Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 24/30] repack: add --path-walk option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 25/30] pack-objects: enable --path-walk via config Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 26/30] scalar: enable path-walk during push " Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 27/30] pack-objects: add --full-name-hash option Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 28/30] test-name-hash: add helper to compute name-hash functions Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 29/30] p5314: add a size test for name-hash collisions Derrick Stolee via GitGitGadget
2024-09-10  2:28 ` [PATCH 30/30] pack-objects: output debug info about deltas Derrick Stolee via GitGitGadget
2024-09-11 21:32 ` Junio C Hamano [this message]
2024-09-17 10:41 ` [PATCH 00/30] [RFC] Path-walk API and applications Christian Couder
2024-09-18 23:18   ` Derrick Stolee
2024-09-22 18:37     ` Junio C Hamano
2024-09-23  1:22       ` Derrick Stolee
2024-09-23 16:56         ` Junio C Hamano
2024-09-22 21:08 ` Kristoffer Haugsbakk

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=xmqq8qvx6fmy.fsf@gitster.g \
    --to=gitster@pobox.com \
    --cc=git@vger.kernel.org \
    --cc=gitgitgadget@gmail.com \
    --cc=johannes.schindelin@gmx.de \
    --cc=johncai86@gmail.com \
    --cc=me@ttaylorr.com \
    --cc=newren@gmail.com \
    --cc=peff@peff.net \
    --cc=ps@pks.im \
    --cc=stolee@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).