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From: Andrzej Hunt <andrzej@ahunt.org>
To: Jeff King <peff@peff.net>
Cc: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
	git@vger.kernel.org, "Lénaïc Huard" <lenaic@lhuard.fr>,
	"Derrick Stolee" <dstolee@microsoft.com>
Subject: Re: UNLEAK(), leak checking in the default tests etc.
Date: Fri, 11 Jun 2021 17:44:09 +0200	[thread overview]
Message-ID: <18238547-0fbb-a9c4-a769-7e6d865b171a@ahunt.org> (raw)
In-Reply-To: <YMI/g1sHxJgb8/YD@coredump.intra.peff.net>



On 10/06/2021 18:36, Jeff King wrote:
> On Thu, Jun 10, 2021 at 05:32:41PM +0200, Andrzej Hunt wrote:
> 
>>> I do think it would be worth splitting out ASan from leak-checking. The
>>> whole suite should run clean with regular ASan already, and we'd want to
>>> find regressions there even in the tests that aren't leak-clean. I do
>>> periodic ASan runs already; the main argument against doing it for every
>>> CI run is just that's a lot more CPU. But maybe not enough to be
>>> prohibitive? It's probably still way cheaper than running the test suite
>>> on Windows.
>>
>> I've been running tests with ASAN in the Github Actions environment, and a
>> single run takes just over 30 minutes [1] - which I believe is similar to
>> the normal test jobs (they do run the test suite twice in that time I
>> think).
>>
>> I've been doing the same with UBSAN, and that's even faster at 15-20 minutes
>> [2]. However I get the impression that ASAN issues are both more common (at
>> least on seen), and more impactful - so I would argue that ASAN should be
>> prioritised if there's spare capacity. (I have no idea if ASAN+UBSAN can be
>> combined, but I suspect that doing so would make the tests slower?)
> 
> I routinely do SANITIZE=address,undefined since they are both useful
> (and we do not trigger either in the current test suite). I never
> measured the time of their combined use versus just one, but surely it's
> faster the two-at-once approach is faster than running the test suite
> twice.

I'm seeing 33 minutes for SANITIZE=address,undefined - which is no 
slower than SANITIZE=address by itself (disclaimer: it's only one 
measurement):
https://github.com/ahunt/git/runs/2795642716?check_suite_focus=true
(The job's name is wrong but if you look in the logs you can confirm 
that it's using address+undefined.)

The usual linux and mac test-jobs are actually from 24 to 30 minutes 
(the numbers seem a bit variable) - with the exception of one faster 10 
minute job:
https://github.com/git/git/actions/runs/925771097
vs
https://github.com/git/git/actions/runs/927729395

So to summarise: adding an ASAN+UBSAN job would make things a bit 
slower, but not a huge amount slower.

  reply	other threads:[~2021-06-11 15:44 UTC|newest]

Thread overview: 125+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-09 14:38 UNLEAK(), leak checking in the default tests etc Ævar Arnfjörð Bjarmason
2021-06-09 17:44 ` Andrzej Hunt
2021-06-09 20:36   ` Felipe Contreras
2021-06-10 10:46   ` Jeff King
2021-06-10 10:56   ` Ævar Arnfjörð Bjarmason
2021-06-10 13:38     ` Jeff King
2021-06-10 15:32       ` Andrzej Hunt
2021-06-10 16:36         ` Jeff King
2021-06-11 15:44           ` Andrzej Hunt [this message]
2021-06-10 19:01 ` SZEDER Gábor
2021-07-14  0:11 ` [PATCH 0/4] add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-07-14  0:11   ` [PATCH 1/4] tests: " Ævar Arnfjörð Bjarmason
2021-07-14  3:23     ` Đoàn Trần Công Danh
2021-07-14  0:11   ` [PATCH 2/4] SANITIZE tests: fix memory leaks in t13*config*, add to whitelist Ævar Arnfjörð Bjarmason
2021-07-14  0:11   ` [PATCH 3/4] SANITIZE tests: fix memory leaks in t5701*, " Ævar Arnfjörð Bjarmason
2021-07-14  0:11   ` [PATCH 4/4] SANITIZE tests: fix leak in mailmap.c Ævar Arnfjörð Bjarmason
2021-07-14  2:19     ` Eric Sunshine
2021-07-14 17:23   ` [PATCH v2 0/4] add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-07-14 17:23     ` [PATCH v2 1/4] tests: " Ævar Arnfjörð Bjarmason
2021-07-14 18:42       ` Andrzej Hunt
2021-07-14 22:39         ` Ævar Arnfjörð Bjarmason
2021-07-15 21:14         ` Jeff King
2021-07-15 21:06       ` Jeff King
2021-07-16 14:46         ` Ævar Arnfjörð Bjarmason
2021-07-16 18:09           ` Jeff King
2021-07-16 18:45             ` Jeff King
2021-07-16 18:56             ` Ævar Arnfjörð Bjarmason
2021-07-16 19:22               ` Jeff King
2021-07-14 17:23     ` [PATCH v2 2/4] SANITIZE tests: fix memory leaks in t13*config*, add to whitelist Ævar Arnfjörð Bjarmason
2021-07-14 18:57       ` Andrzej Hunt
2021-07-14 22:56         ` Ævar Arnfjörð Bjarmason
2021-07-15 21:42         ` Jeff King
2021-07-16  5:18           ` Andrzej Hunt
2021-07-16 21:20             ` Jeff King
2021-07-16  7:46           ` Ævar Arnfjörð Bjarmason
2021-07-16 21:16             ` Jeff King
2021-08-31 12:47               ` Ævar Arnfjörð Bjarmason
2021-09-01  7:53                 ` Jeff King
2021-09-01 11:45                   ` Ævar Arnfjörð Bjarmason
2021-07-14 17:23     ` [PATCH v2 3/4] SANITIZE tests: fix memory leaks in t5701*, " Ævar Arnfjörð Bjarmason
2021-07-15 17:37       ` Andrzej Hunt
2021-07-15 21:43       ` Jeff King
2021-08-31 13:46       ` [PATCH] protocol-caps.c: fix memory leak in send_info() Ævar Arnfjörð Bjarmason
2021-08-31 15:32         ` Bruno Albuquerque
2021-08-31 18:15           ` Junio C Hamano
     [not found]         ` <CAPeR6H69a_HMwWnpHzssaCm_ow=ic7AnzMdZVQJQ2ECRDaWzaA@mail.gmail.com>
2021-08-31 20:08           ` Ævar Arnfjörð Bjarmason
2021-07-14 17:23     ` [PATCH v2 4/4] SANITIZE tests: fix leak in mailmap.c Ævar Arnfjörð Bjarmason
2021-08-31 13:42       ` [PATCH] mailmap.c: fix a memory leak in free_mailap_{info,entry}() Ævar Arnfjörð Bjarmason
2021-08-31 16:22         ` Eric Sunshine
2021-08-31 19:38         ` Jeff King
2021-08-31 19:46           ` Junio C Hamano
2021-07-15 17:37     ` [PATCH v2 0/4] add a test mode for SANITIZE=leak, run it in CI Andrzej Hunt
2021-08-31 13:35     ` [PATCH v3 0/8] " Ævar Arnfjörð Bjarmason
2021-09-01  9:56       ` Jeff King
2021-09-01 10:42         ` Jeff King
2021-09-02 12:25         ` Ævar Arnfjörð Bjarmason
2021-09-03 11:13           ` Jeff King
2021-09-07 15:33       ` [PATCH v4 0/3] " Ævar Arnfjörð Bjarmason
2021-09-07 15:33         ` [PATCH v4 1/3] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-09-07 15:33         ` [PATCH v4 2/3] CI: refactor "if" to "case" statement Ævar Arnfjörð Bjarmason
2021-09-07 15:33         ` [PATCH v4 3/3] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-09-07 16:29           ` Eric Sunshine
2021-09-07 16:51           ` Jeff King
2021-09-07 16:44         ` [PATCH v4 0/3] " Jeff King
2021-09-07 18:22           ` Junio C Hamano
2021-09-07 21:30         ` [PATCH v5 " Ævar Arnfjörð Bjarmason
2021-09-07 21:30           ` [PATCH v5 1/3] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-09-07 21:30           ` [PATCH v5 2/3] CI: refactor "if" to "case" statement Ævar Arnfjörð Bjarmason
2021-09-07 21:30           ` [PATCH v5 3/3] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-09-08  4:46             ` Eric Sunshine
2021-09-16  3:56             ` [PATCH] fixup! " Carlo Marcelo Arenas Belón
2021-09-16  6:14               ` Ævar Arnfjörð Bjarmason
2021-09-08 11:02           ` [PATCH v5 0/3] " Junio C Hamano
2021-09-08 12:03             ` Ævar Arnfjörð Bjarmason
2021-09-09 23:10               ` Emily Shaffer
2021-09-16 10:48           ` [PATCH v6 0/2] " Ævar Arnfjörð Bjarmason
2021-09-16 10:48             ` [PATCH v6 1/2] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-09-16 10:48             ` [PATCH v6 2/2] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-09-19  8:03             ` [PATCH v7 0/2] " Ævar Arnfjörð Bjarmason
2021-09-19  8:03               ` [PATCH v7 1/2] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-09-19  8:03               ` [PATCH v7 2/2] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-09-22 11:17                 ` [PATCH] fixup! " Carlo Marcelo Arenas Belón
2021-09-23  1:50                   ` Ævar Arnfjörð Bjarmason
2021-09-23  9:20               ` [PATCH v8 0/2] " Ævar Arnfjörð Bjarmason
2021-09-23  9:20                 ` [PATCH v8 1/2] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-09-23  9:20                 ` [PATCH v8 2/2] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-11-03 22:44                   ` Re* " Junio C Hamano
2021-11-03 23:57                     ` Junio C Hamano
2021-11-04 10:06                     ` Ævar Arnfjörð Bjarmason
2021-11-16 18:31                       ` [PATCH] t0006: date_mode can leak .strftime_fmt member Ævar Arnfjörð Bjarmason
2021-11-16 19:04                         ` Junio C Hamano
2021-11-16 19:31                         ` Jeff King
2022-02-02 21:03                           ` [PATCH 0/5] date.[ch] API: split from cache.h, add API docs, stop leaking memory Ævar Arnfjörð Bjarmason
2022-02-02 21:03                             ` [PATCH 1/5] cache.h: remove always unused show_date_human() declaration Ævar Arnfjörð Bjarmason
2022-02-02 21:03                             ` [PATCH 2/5] date API: create a date.h, split from cache.h Ævar Arnfjörð Bjarmason
2022-02-02 21:19                               ` Ævar Arnfjörð Bjarmason
2022-02-15  3:04                               ` Junio C Hamano
2022-02-02 21:03                             ` [PATCH 3/5] date API: provide and use a DATE_MODE_INIT Ævar Arnfjörð Bjarmason
2022-02-02 21:03                             ` [PATCH 4/5] date API: add basic API docs Ævar Arnfjörð Bjarmason
2022-02-15  2:14                               ` Junio C Hamano
2022-02-02 21:03                             ` [PATCH 5/5] date API: add and use a date_mode_release() Ævar Arnfjörð Bjarmason
2022-02-15  0:28                               ` Junio C Hamano
2022-02-04 23:53                             ` [PATCH v2 0/5] date.[ch] API: split from cache.h, add API docs, stop leaking memory Ævar Arnfjörð Bjarmason
2022-02-04 23:53                               ` [PATCH v2 1/5] cache.h: remove always unused show_date_human() declaration Ævar Arnfjörð Bjarmason
2022-02-04 23:53                               ` [PATCH v2 2/5] date API: create a date.h, split from cache.h Ævar Arnfjörð Bjarmason
2022-02-04 23:53                               ` [PATCH v2 3/5] date API: provide and use a DATE_MODE_INIT Ævar Arnfjörð Bjarmason
2022-02-04 23:53                               ` [PATCH v2 4/5] date API: add basic API docs Ævar Arnfjörð Bjarmason
2022-02-04 23:53                               ` [PATCH v2 5/5] date API: add and use a date_mode_release() Ævar Arnfjörð Bjarmason
2022-02-14 17:25                               ` [PATCH v2 0/5] date.[ch] API: split from cache.h, add API docs, stop leaking memory Ævar Arnfjörð Bjarmason
2022-02-14 19:52                                 ` Junio C Hamano
2022-02-16  8:14                               ` [PATCH v3 " Ævar Arnfjörð Bjarmason
2022-02-16  8:14                                 ` [PATCH v3 1/5] cache.h: remove always unused show_date_human() declaration Ævar Arnfjörð Bjarmason
2022-02-16  8:14                                 ` [PATCH v3 2/5] date API: create a date.h, split from cache.h Ævar Arnfjörð Bjarmason
2022-02-16  8:14                                 ` [PATCH v3 3/5] date API: provide and use a DATE_MODE_INIT Ævar Arnfjörð Bjarmason
2022-02-16  8:14                                 ` [PATCH v3 4/5] date API: add basic API docs Ævar Arnfjörð Bjarmason
2022-02-16  8:14                                 ` [PATCH v3 5/5] date API: add and use a date_mode_release() Ævar Arnfjörð Bjarmason
2022-02-16 17:45                                 ` [PATCH v3 0/5] date.[ch] API: split from cache.h, add API docs, stop leaking memory Junio C Hamano
     [not found]     ` <cover-v3-0.8-00000000000-20210831T132607Z-avarab@gmail.com>
2021-08-31 13:35       ` [PATCH v3 1/8] Makefile: add SANITIZE=leak flag to GIT-BUILD-OPTIONS Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 2/8] CI: refactor "if" to "case" statement Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 3/8] tests: add a test mode for SANITIZE=leak, run it in CI Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 4/8] tests: annotate t000*.sh with TEST_PASSES_SANITIZE_LEAK=true Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 5/8] tests: annotate t001*.sh " Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 6/8] tests: annotate t002*.sh " Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 7/8] tests: annotate select t0*.sh " Ævar Arnfjörð Bjarmason
2021-08-31 13:35       ` [PATCH v3 8/8] tests: annotate select t*.sh " Ævar Arnfjörð Bjarmason

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