From: Duy Nguyen <pclouds@gmail.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: Jeff King <peff@peff.net>, git@vger.kernel.org
Subject: Re: [PATCH 0/2] optimizing pack access on "read only" fetch repos
Date: Tue, 29 Jan 2013 18:01:38 +0700 [thread overview]
Message-ID: <CACsJy8AHEyQ5-qz9auB3vT_Esmos2t-cRhtvf3zbVJDMFRET_A@mail.gmail.com> (raw)
In-Reply-To: <7vlibfxhit.fsf@alter.siamese.dyndns.org>
On Sun, Jan 27, 2013 at 1:32 PM, Junio C Hamano <gitster@pobox.com> wrote:
> I also wonder if we would be helped by another "repack" mode that
> coalesces small packs into a single one with minimum overhead, and
> run that often from "gc --auto", so that we do not end up having to
> have 50 packfiles.
>
> When we have 2 or more small and young packs, we could:
>
> - iterate over idx files for these packs to enumerate the objects
> to be packed, replacing read_object_list_from_stdin() step;
>
> - always choose to copy the data we have in these existing packs,
> instead of doing a full prepare_pack(); and
>
> - use the order the objects appear in the original packs, bypassing
> compute_write_order().
Isn't it easier and cheaper to create the "master index", something
like bup does?
--
Duy
prev parent reply other threads:[~2013-01-29 11:02 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-26 22:40 [PATCH 0/2] optimizing pack access on "read only" fetch repos Jeff King
2013-01-26 22:40 ` [PATCH 1/2] fetch: run gc --auto after fetching Jeff King
2013-01-27 1:51 ` Jonathan Nieder
[not found] ` <87bmopzbqx.fsf@gmail.com>
2017-07-12 20:00 ` git gc --auto aquires *.lock files that make a subsequent git-fetch error out Jeff King
2017-07-12 20:30 ` Ævar Arnfjörð Bjarmason
2017-07-12 20:43 ` Jeff King
2013-01-26 22:40 ` [PATCH 2/2] fetch-pack: avoid repeatedly re-scanning pack directory Jeff King
2013-01-27 10:27 ` Jonathan Nieder
2013-01-27 20:09 ` Junio C Hamano
2013-01-27 23:20 ` Jonathan Nieder
2013-01-27 6:32 ` [PATCH 0/2] optimizing pack access on "read only" fetch repos Junio C Hamano
2013-01-29 8:06 ` Shawn Pearce
2013-01-29 8:29 ` Jeff King
2013-01-29 15:25 ` Martin Fick
2013-01-29 15:58 ` Junio C Hamano
2013-01-29 21:19 ` Jeff King
2013-01-29 22:26 ` Junio C Hamano
2013-01-31 16:47 ` Shawn Pearce
2013-02-01 9:14 ` Jeff King
2013-02-02 10:07 ` Shawn Pearce
2013-01-29 11:01 ` Duy Nguyen [this message]
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