GNU bug report logs - #67988
[Cuirass] ‘request-work’ responses received by several workers

Message received at submit <at> debbugs.gnu.org:

Received: (at submit) by debbugs.gnu.org; 23 Dec 2023 09:13:26 +0000
From debbugs-submit-bounces <at> debbugs.gnu.org Sat Dec 23 04:13:26 2023
Received: from localhost ([127.0.0.1]:48548 helo=debbugs.gnu.org)
	by debbugs.gnu.org with esmtp (Exim 4.84_2)
	(envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>)
	id 1rGy4U-0005UL-0O
	for submit <at> debbugs.gnu.org; Sat, 23 Dec 2023 04:13:26 -0500
Received: from lists.gnu.org ([2001:470:142::17]:55940)
 by debbugs.gnu.org with esmtp (Exim 4.84_2)
 (envelope-from <ludovic.courtes@HIDDEN>) id 1rGy4P-0005U4-M2
 for submit <at> debbugs.gnu.org; Sat, 23 Dec 2023 04:13:24 -0500
Received: from eggs.gnu.org ([2001:470:142:3::10])
 by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
 (Exim 4.90_1) (envelope-from <ludovic.courtes@HIDDEN>)
 id 1rGy4E-0004Mr-Pz
 for bug-guix@HIDDEN; Sat, 23 Dec 2023 04:13:10 -0500
Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104])
 by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
 (Exim 4.90_1) (envelope-from <ludovic.courtes@HIDDEN>)
 id 1rGy4B-00064G-R6
 for bug-guix@HIDDEN; Sat, 23 Dec 2023 04:13:10 -0500
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=inria.fr; s=dc;
 h=from:to:subject:date:message-id:mime-version:
 content-transfer-encoding;
 bh=IE30EXk32asiKu/hxSQ1g1TbQrtH6N+5KGgX8V9fGkE=;
 b=d4URkRydLji4S0f1CqaI+AASQy6dVVD1Y91V8+jzVyBF6WbtrEG9eRCi
 SfyXw6NSVO/sn4sCpTxssLeDCLTZwwVAtO62vfBWkn6pW3bXxmu69zrLh
 bUXsvra7G2yWQ8X8eC5j910veEg7Bx+XRfI5oo1QA/ZBWzh4VwYlD1RPv A=;
Authentication-Results: mail3-relais-sop.national.inria.fr;
 dkim=none (message not signed) header.i=none;
 spf=SoftFail smtp.mailfrom=ludovic.courtes@HIDDEN;
 dmarc=fail (p=none dis=none) d=inria.fr
X-IronPort-AV: E=Sophos;i="6.04,298,1695679200"; d="scan'208";a="75245025"
Received: from 91-160-117-201.subs.proxad.net (HELO ribbon) ([91.160.117.201])
 by mail3-relais-sop.national.inria.fr with
 ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2023 10:13:02 +0100
From: =?utf-8?Q?Ludovic_Court=C3=A8s?= <ludovic.courtes@HIDDEN>
To: bug-guix@HIDDEN
Subject: [Cuirass] =?utf-8?Q?=E2=80=98request-work=E2=80=99?= responses
 received by several workers
X-URL: http://www.fdn.fr/~lcourtes/
X-Revolutionary-Date: Tridi 3 =?utf-8?Q?Niv=C3=B4se?= an 232 de la
 =?utf-8?Q?R=C3=A9volution=2C?= jour du Bitume
X-PGP-Key-ID: 0x090B11993D9AEBB5
X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc
X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4  0CFB 090B 1199 3D9A EBB5
X-OS: x86_64-pc-linux-gnu
Date: Sat, 23 Dec 2023 10:13:01 +0100
Message-ID: <87wmt5704i.fsf@HIDDEN>
User-Agent: Gnus/5.13 (Gnus v5.13)
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Received-SPF: pass client-ip=192.134.164.104;
 envelope-from=ludovic.courtes@HIDDEN;
 helo=mail3-relais-sop.national.inria.fr
X-Spam_score_int: -8
X-Spam_score: -0.9
X-Spam_bar: /
X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,
 DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,
 NORMAL_HTTP_TO_IP=0.001, NUMERIC_HTTP_ADDR=1.242, RCVD_IN_MSPIKE_H3=0.001,
 RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001,
 T_SCC_BODY_TEXT_LINE=-0.01, WEIRD_PORT=0.001 autolearn=ham autolearn_force=no
X-Spam_action: no action
X-Spam-Score: 0.0 (/)
X-Debbugs-Envelope-To: submit
X-BeenThere: debbugs-submit <at> debbugs.gnu.org
X-Mailman-Version: 2.1.18
Precedence: list
List-Id: <debbugs-submit.debbugs.gnu.org>
List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe>
List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/>
List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org>
List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help>
List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe>
Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org
Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org>
X-Spam-Score: -1.0 (-)

Hello,

I=E2=80=99m under the impression that sometimes, when the server replies to
=E2=80=98worker-request-work=E2=80=99 messages, its reply is received by mo=
re than just
the target worker, leading to builds being performed twice:

--8<---------------cut here---------------start------------->8---
ludo@berlin ~$ sudo grep lyhz5d1jb396m32dy0fs9h8vqzw95ddp /var/log/cuirass-=
remote-server.log
2023-12-23 00:15:29 141.80.167.184 (0LFowqzr): build started: '/gnu/store/l=
yhz5d1jb396m32dy0fs9h8vqzw95ddp-cdrdao-1.2.5.drv'.
2023-12-23 00:18:41 fetching 1 outputs of '/gnu/store/lyhz5d1jb396m32dy0fs9=
h8vqzw95ddp-cdrdao-1.2.5.drv' from http://141.80.167.184:5558
2023-12-23 00:18:45 build succeeded: '/gnu/store/lyhz5d1jb396m32dy0fs9h8vqz=
w95ddp-cdrdao-1.2.5.drv'
2023-12-23 00:21:20 141.80.167.159 (oNzYXCv5): build started: '/gnu/store/l=
yhz5d1jb396m32dy0fs9h8vqzw95ddp-cdrdao-1.2.5.drv'.
2023-12-23 00:24:31 fetching 1 outputs of '/gnu/store/lyhz5d1jb396m32dy0fs9=
h8vqzw95ddp-cdrdao-1.2.5.drv' from http://141.80.167.159:5558
2023-12-23 00:24:32 build succeeded: '/gnu/store/lyhz5d1jb396m32dy0fs9h8vqz=
w95ddp-cdrdao-1.2.5.drv'
ludo@berlin ~$ sudo ssh root@HIDDEN grep lyhz5d1jb396m32dy0fs9h8vqz=
w95ddp /var/log/cuirass-remote-worker.log
2023-12-23 00:12:32 0LFowqzr: building derivation `/gnu/store/lyhz5d1jb396m=
32dy0fs9h8vqzw95ddp-cdrdao-1.2.5.drv' (system: x86_64-linux)
2023-12-23 00:12:54 0LFowqzr: derivation /gnu/store/lyhz5d1jb396m32dy0fs9h8=
vqzw95ddp-cdrdao-1.2.5.drv build succeeded.
ludo@berlin ~$ sudo ssh root@HIDDEN grep lyhz5d1jb396m32dy0fs9h8vqz=
w95ddp /var/log/cuirass-remote-worker.log
2023-12-23 00:17:51 oNzYXCv5: building derivation `/gnu/store/lyhz5d1jb396m=
32dy0fs9h8vqzw95ddp-cdrdao-1.2.5.drv' (system: x86_64-linux)
2023-12-23 00:18:17 oNzYXCv5: derivation /gnu/store/lyhz5d1jb396m32dy0fs9h8=
vqzw95ddp-cdrdao-1.2.5.drv build succeeded.
--8<---------------cut here---------------end--------------->8---

This is with Cuirass 1.2.0-1.bdc1f9f.

To be continued=E2=80=A6

Ludo=E2=80=99.