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Fri, 19 Jul 2024 12:27:01 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#72166: Shepherd periodically goes unresponsive on one of my machines Resent-From: "Jonathan Frederickson" Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Fri, 19 Jul 2024 16:27:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 72166 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: Ludovic =?UTF-8?Q?Court=C3=A8s?= Cc: 72166@debbugs.gnu.org Received: via spool by 72166-submit@debbugs.gnu.org id=B72166.172140636611152 (code B ref 72166); Fri, 19 Jul 2024 16:27:01 +0000 Received: (at 72166) by debbugs.gnu.org; 19 Jul 2024 16:26:06 +0000 Received: from localhost ([127.0.0.1]:50261 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sUqQn-0002to-R3 for submit@debbugs.gnu.org; Fri, 19 Jul 2024 12:26:06 -0400 Received: from fhigh3-smtp.messagingengine.com ([103.168.172.154]:56121) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sUqQk-0002tI-G1 for 72166@debbugs.gnu.org; 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Fri, 19 Jul 2024 12:25:57 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-568-g843fbadbe-fm-20240701.003-g843fbadb MIME-Version: 1.0 Message-Id: <7974c622-e7d8-48b3-9948-14e8d7654793@app.fastmail.com> In-Reply-To: <878qxxtmwu.fsf@gnu.org> References: <878qxxtmwu.fsf@gnu.org> Date: Fri, 19 Jul 2024 12:25:37 -0400 From: "Jonathan Frederickson" Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-Mailman-Approved-At: Fri, 26 Jul 2024 12:54:56 -0400 X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Spam-Score: -2.51 X-Spam-Score: -2.51 X-Migadu-Queue-Id: 9BDCA761BD X-Migadu-Scanner: mx11.migadu.com X-TUID: hNNReFfu2nZO On Fri, Jul 19, 2024, at 11:35 AM, Ludovic Court=C3=A8s wrote: > Hi Jonathan, >=20 > "Jonathan Frederickson" skribis: >=20 > > I've been running into an issue with Shepherd on one of my machines.= Every so often (and I haven't figured out what conditions trigger it), = my Shepherd instances (both home and PID 1) will go unresponsive. I thou= ght I had tracked it down to a misbehaving home service that I had confi= gured, but it's just happened again without that service running. > > > > 'herd status' hangs indefinitely: > > > > jfred@terracard ~$ sudo herd status > > Password:=20 > > > > > > ...on both instances: > > > > jfred@terracard ~$ herd status > > >=20 > Ouch. What version of shepherd is running? (You can view it with > =E2=80=9Ccat /proc/1/cmdline | xargs -0=E2=80=9D.) >=20 > > The PID 1 shepherd instance isn't reaping defunct processes: > > > > jfred@terracard ~$ ps aux | grep -i lock > > jfred 541 0.0 0.0 3700 2304 ? S 18:30 0:00 swa= yidle -w timeout 300 swaylock -f -i ~/.wallpapers/user-manual.jpg timeou= t 10 if pgrep swaylock; then swaymsg "output * dpms off"; fi resume sway= msg "output * dpms on" before-sleep swaylock -f -i ~/.wallpapers/user-ma= nual.jpg > > jfred 3111 0.0 0.0 0 0 ? Z 18:53 0:00 [sw= aylock] > > jfred 3112 0.0 0.0 0 0 ? Zs 18:53 0:00 [sw= aylock] > > > > Some further troubleshooting... strace indicates that it's waiting o= n a read() on its fd 9: >=20 > Interesting. There were bugs in earlier 0.10.x version that could cau= se > this sort of thing; let=E2=80=99s see what version you have, first. >=20 > Ludo=E2=80=99. >=20 Hi Ludo, thanks for the troubleshooting help. Looks like I'm running 0.1= 0.4: jfred@terracard ~$ cat /proc/1/cmdline | xargs -0 /gnu/store/bhynhk0c6ssq3fqqc59fvhxjzwywsjbb-guile-3.0.9/bin/guile --no-a= uto-compile /gnu/store/39li5qpiaj1lx89xgahlbgvfnjhpcpwg-shepherd-0.10.4/= bin/shepherd --config /gnu/store/hfyri6ygfdjq4w3nkha2ypa2k98hhfxj-shephe= rd.conf I see now that 0.10.5 was released a few weeks ago, does that have a fix= that could be related?