From: Junio C Hamano <gitster@pobox.com>
To: Taylor Blau <me@ttaylorr.com>
Cc: git@vger.kernel.org, peff@peff.net, dstolee@microsoft.com
Subject: Re: [PATCH 05/10] p5303: measure time to repack with keep
Date: Thu, 28 Jan 2021 19:40:40 -0800 [thread overview]
Message-ID: <xmqqft2ktnpj.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <b3b2574d4d9d10f226b52d81fe0e6bf1f761504e.1611098616.git.me@ttaylorr.com> (Taylor Blau's message of "Tue, 19 Jan 2021 18:24:16 -0500")
Taylor Blau <me@ttaylorr.com> writes:
> From: Jeff King <peff@peff.net>
Not a fault of this series at all, but before the precontext of the
first hunk, there is
> diff --git a/t/perf/p5303-many-packs.sh b/t/perf/p5303-many-packs.sh
> index 277d22ec4b..85b077b72b 100755
> --- a/t/perf/p5303-many-packs.sh
> +++ b/t/perf/p5303-many-packs.sh
> @@ -27,8 +27,11 @@ repack_into_n () {
this construct:
... |
sed -n '1~5p' |
head -n "$1" |
...
which is a GNUism. Peff often says that very small population
actually run our perf suite, and this seems to corroborate the
conjecture.
> >pushes &&
>
> # create base packfile
> - head -n 1 pushes |
> - git pack-objects --delta-base-offset --revs staging/pack &&
> + base_pack=$(
> + head -n 1 pushes |
> + git pack-objects --delta-base-offset --revs staging/pack
> + ) &&
> + test_export base_pack &&
>
> # and then incrementals between each pair of commits
> last= &&
> @@ -87,6 +90,15 @@ do
> --reflog --indexed-objects --delta-base-offset \
> --stdout </dev/null >/dev/null
> '
> +
> + test_perf "repack with keep ($nr_packs)" '
> + git pack-objects --keep-true-parents \
> + --honor-pack-keep --assume-kept-packs-closed \
> + --keep-pack=pack-$base_pack.pack \
> + --non-empty --all \
> + --reflog --indexed-objects --delta-base-offset \
> + --stdout </dev/null >/dev/null
> + '
> done
>
> # Measure pack loading with 10,000 packs.
next prev parent reply other threads:[~2021-01-29 3:43 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-19 23:23 [PATCH 00/10] repack: support repacking into a geometric sequence Taylor Blau
2021-01-19 23:24 ` [PATCH 01/10] packfile: introduce 'find_kept_pack_entry()' Taylor Blau
2021-01-20 13:40 ` Derrick Stolee
2021-01-20 14:38 ` Taylor Blau
2021-01-29 2:33 ` Junio C Hamano
2021-01-29 18:38 ` Taylor Blau
2021-01-29 19:31 ` Jeff King
2021-01-29 20:20 ` Junio C Hamano
2021-01-19 23:24 ` [PATCH 02/10] revision: learn '--no-kept-objects' Taylor Blau
2021-01-29 3:10 ` Junio C Hamano
2021-01-29 19:13 ` Taylor Blau
2021-01-19 23:24 ` [PATCH 03/10] builtin/pack-objects.c: learn '--assume-kept-packs-closed' Taylor Blau
2021-01-29 3:21 ` Junio C Hamano
2021-01-29 19:19 ` Jeff King
2021-01-29 20:01 ` Taylor Blau
2021-01-29 20:25 ` Jeff King
2021-01-29 22:10 ` Taylor Blau
2021-01-29 22:57 ` Jeff King
2021-01-29 23:03 ` Junio C Hamano
2021-01-29 23:28 ` Taylor Blau
2021-02-02 3:04 ` Taylor Blau
2021-01-29 23:31 ` Jeff King
2021-01-29 22:13 ` Junio C Hamano
2021-01-29 20:30 ` Junio C Hamano
2021-01-29 22:43 ` Jeff King
2021-01-29 22:53 ` Taylor Blau
2021-01-29 23:00 ` Jeff King
2021-01-29 23:10 ` Junio C Hamano
2021-01-19 23:24 ` [PATCH 04/10] p5303: add missing &&-chains Taylor Blau
2021-01-19 23:24 ` [PATCH 05/10] p5303: measure time to repack with keep Taylor Blau
2021-01-29 3:40 ` Junio C Hamano [this message]
2021-01-29 19:32 ` Jeff King
2021-01-29 20:04 ` [PATCH] p5303: avoid sed GNU-ism Jeff King
2021-01-29 20:19 ` Eric Sunshine
2021-01-29 20:27 ` Jeff King
2021-01-29 20:36 ` Eric Sunshine
2021-01-29 22:11 ` Taylor Blau
2021-01-29 20:38 ` [PATCH 05/10] p5303: measure time to repack with keep Junio C Hamano
2021-01-29 22:10 ` Jeff King
2021-01-29 23:12 ` Junio C Hamano
2021-01-19 23:24 ` [PATCH 06/10] pack-objects: rewrite honor-pack-keep logic Taylor Blau
2021-01-19 23:24 ` [PATCH 07/10] packfile: add kept-pack cache for find_kept_pack_entry() Taylor Blau
2021-01-19 23:24 ` [PATCH 08/10] builtin/pack-objects.c: teach '--keep-pack-stdin' Taylor Blau
2021-01-19 23:24 ` [PATCH 09/10] builtin/repack.c: extract loose object handling Taylor Blau
2021-01-20 13:59 ` Derrick Stolee
2021-01-20 14:34 ` Taylor Blau
2021-01-20 15:51 ` Derrick Stolee
2021-01-21 3:45 ` Junio C Hamano
2021-01-19 23:24 ` [PATCH 10/10] builtin/repack.c: add '--geometric' option Taylor Blau
2021-01-20 14:05 ` [PATCH 00/10] repack: support repacking into a geometric sequence Derrick Stolee
2021-02-04 3:58 ` [PATCH v2 0/8] " Taylor Blau
2021-02-04 3:58 ` [PATCH v2 1/8] packfile: introduce 'find_kept_pack_entry()' Taylor Blau
2021-02-16 21:42 ` Jeff King
2021-02-16 21:48 ` Taylor Blau
2021-02-04 3:58 ` [PATCH v2 2/8] revision: learn '--no-kept-objects' Taylor Blau
2021-02-16 23:17 ` Jeff King
2021-02-17 18:35 ` Taylor Blau
2021-02-04 3:59 ` [PATCH v2 3/8] builtin/pack-objects.c: add '--stdin-packs' option Taylor Blau
2021-02-16 23:46 ` Jeff King
2021-02-17 18:59 ` Taylor Blau
2021-02-17 19:21 ` Jeff King
2021-02-04 3:59 ` [PATCH v2 4/8] p5303: add missing &&-chains Taylor Blau
2021-02-04 3:59 ` [PATCH v2 5/8] p5303: measure time to repack with keep Taylor Blau
2021-02-16 23:58 ` Jeff King
2021-02-17 0:02 ` Jeff King
2021-02-17 19:13 ` Taylor Blau
2021-02-17 19:25 ` Jeff King
2021-02-04 3:59 ` [PATCH v2 6/8] builtin/pack-objects.c: rewrite honor-pack-keep logic Taylor Blau
2021-02-17 16:05 ` Jeff King
2021-02-17 19:23 ` Taylor Blau
2021-02-17 19:29 ` Jeff King
2021-02-04 3:59 ` [PATCH v2 7/8] packfile: add kept-pack cache for find_kept_pack_entry() Taylor Blau
2021-02-17 17:11 ` Jeff King
2021-02-17 19:54 ` Taylor Blau
2021-02-17 20:25 ` Jeff King
2021-02-17 20:29 ` Taylor Blau
2021-02-17 21:43 ` Jeff King
2021-02-04 3:59 ` [PATCH v2 8/8] builtin/repack.c: add '--geometric' option Taylor Blau
2021-02-17 18:17 ` Jeff King
2021-02-17 20:01 ` Taylor Blau
2021-02-17 0:01 ` [PATCH v2 0/8] repack: support repacking into a geometric sequence Jeff King
2021-02-17 18:18 ` Jeff King
2021-02-18 3:14 ` [PATCH v3 " Taylor Blau
2021-02-18 3:14 ` [PATCH v3 1/8] packfile: introduce 'find_kept_pack_entry()' Taylor Blau
2021-02-18 3:14 ` [PATCH v3 2/8] revision: learn '--no-kept-objects' Taylor Blau
2021-02-18 3:14 ` [PATCH v3 3/8] builtin/pack-objects.c: add '--stdin-packs' option Taylor Blau
2021-02-18 3:14 ` [PATCH v3 4/8] p5303: add missing &&-chains Taylor Blau
2021-02-18 3:14 ` [PATCH v3 5/8] p5303: measure time to repack with keep Taylor Blau
2021-02-18 3:14 ` [PATCH v3 6/8] builtin/pack-objects.c: rewrite honor-pack-keep logic Taylor Blau
2021-02-18 3:14 ` [PATCH v3 7/8] packfile: add kept-pack cache for find_kept_pack_entry() Taylor Blau
2021-02-18 3:14 ` [PATCH v3 8/8] builtin/repack.c: add '--geometric' option Taylor Blau
2021-02-23 0:31 ` [PATCH v3 0/8] repack: support repacking into a geometric sequence Jeff King
2021-02-23 1:06 ` Taylor Blau
2021-02-23 1:42 ` Jeff King
2021-02-23 2:24 ` [PATCH v4 " Taylor Blau
2021-02-23 2:25 ` [PATCH v4 1/8] packfile: introduce 'find_kept_pack_entry()' Taylor Blau
2021-02-23 2:25 ` [PATCH v4 2/8] revision: learn '--no-kept-objects' Taylor Blau
2021-02-23 2:25 ` [PATCH v4 3/8] builtin/pack-objects.c: add '--stdin-packs' option Taylor Blau
2021-02-23 8:07 ` Junio C Hamano
2021-02-23 18:51 ` Jeff King
2021-02-23 2:25 ` [PATCH v4 4/8] p5303: add missing &&-chains Taylor Blau
2021-02-23 2:25 ` [PATCH v4 5/8] p5303: measure time to repack with keep Taylor Blau
2021-02-23 2:25 ` [PATCH v4 6/8] builtin/pack-objects.c: rewrite honor-pack-keep logic Taylor Blau
2021-02-23 2:25 ` [PATCH v4 7/8] packfile: add kept-pack cache for find_kept_pack_entry() Taylor Blau
2021-02-23 2:25 ` [PATCH v4 8/8] builtin/repack.c: add '--geometric' option Taylor Blau
2021-02-24 23:19 ` Junio C Hamano
2021-02-24 23:43 ` Junio C Hamano
2021-03-04 21:40 ` Taylor Blau
2021-03-04 21:55 ` Taylor Blau
2021-02-23 3:39 ` [PATCH v4 0/8] repack: support repacking into a geometric sequence Jeff King
2021-02-23 7:43 ` Junio C Hamano
2021-02-23 18:44 ` Jeff King
2021-02-23 19:54 ` Martin Fick
2021-02-23 20:06 ` Taylor Blau
2021-02-23 21:57 ` Martin Fick
2021-02-23 20:15 ` Jeff King
2021-02-23 21:41 ` Martin Fick
2021-02-23 21:53 ` Jeff King
2021-02-24 18:13 ` Martin Fick
2021-02-26 6:23 ` Jeff King
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