From: "Ludovic Courtès" <ludo@gnu.org>
To: Tobias Geerinckx-Rice <me@tobias.gr>
Cc: 67733@debbugs.gnu.org
Subject: [bug#67733] [PATCH v3] daemon: Sacrifice builders on OOM.
Date: Sun, 10 Dec 2023 22:51:15 +0100 [thread overview]
Message-ID: <87h6kp3ewc.fsf@gnu.org> (raw)
In-Reply-To: <20231203000111.30681-1-me@tobias.gr> (Tobias Geerinckx-Rice's message of "Sun, 3 Dec 2023 01:00:01 +0100")
Hullo!
Tobias Geerinckx-Rice <me@tobias.gr> skribis:
> * nix/libstore/build.cc (DerivationGoal::runChild):
> Maximise our OOM score adjustment.
>
> Change-Id: I418c763b499ca16e1ffe3c6033319112b9744f51
> ---
>
> v3: In my defens, I'm on a fone.
Nooo, you’re a hero.
> + /* Ask the kernel to eagerly kill us & our children if it runs out of
> + memory, regardless of blame, to preserve ‘real’ user data & state. */
> + try {
> + writeFile("/proc/self/oom_score_adj", "1000"); // 100%
> + } catch (...) { ignoreException(); }
Sounds like a good idea. LGTM!
Ludo’.
next prev parent reply other threads:[~2023-12-10 21:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-03 0:00 [bug#67733] [PATCH] daemon: Sacrifice builders on OOM Tobias Geerinckx-Rice via Guix-patches via
2023-12-03 0:00 ` [bug#67733] [PATCH v3] " Tobias Geerinckx-Rice via Guix-patches via
2023-12-10 21:51 ` Ludovic Courtès [this message]
2023-12-03 0:00 ` [bug#67733] [PATCH v2] " Tobias Geerinckx-Rice via Guix-patches via
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