From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
To: Robert Vollmert <rob@vllmrt.net>
Cc: 36838@debbugs.gnu.org
Subject: bug#36838: mcron leaves zombies around
Date: Mon, 23 Aug 2021 23:55:42 -0400 [thread overview]
Message-ID: <87fsuzts1t.fsf@gmail.com> (raw)
In-Reply-To: <70F6F2EB-3619-4175-885F-C970448355D7@vllmrt.net> (Robert Vollmert's message of "Mon, 29 Jul 2019 17:39:33 +0200")
Hello Robert,
Robert Vollmert <rob@vllmrt.net> writes:
> It seems that mcron doesn’t clean up after itself. I regularly see
> some zombie processes around, presumably left over by each of my
> two 15-minute cron jobs:
>
> root 21285 0.0 0.3 24124 3248 ? Ss 11:05 0:00 /gnu/store/mamwayq00mqs85kgs6ibww7xw6dy776s-mcron-1.1.1/bin/mcron /gnu/store/rdi71izz4d16v77hb8h2jks0s3q9zini-mcron-job /gnu/store/k7dn1v7qpi4kz183glmbgsf1c7pj19xx-mcron-job /gnu/store/lfyj23bzhc14y5rqi91g493jql9dphxk-mcron-job /gnu/store/mx9k5n92kmhryn3vh4607hrmnkjb8dl6-mcron-job /gnu/store/l4nxmajr0i5g07fxvrgnaw29zd1jq0qw-mcron-job
> root 26611 0.0 0.0 0 0 ? Z 17:29 0:00 [mcron] <defunct>
> root 26612 0.0 0.0 0 0 ? Z 17:29 0:00 [mcron] <defunct>
>
> In case that matters, they’re defined using the following:
>
> (define puzzledb-tweets-pzv-job
> (let* ((exp
> (with-imported-modules '((helpers))
> #~(begin
> (use-modules (helpers))
> (let ((backend (read-secret "tools.jwt"))
> (twitter (read-secret "twitter.token")))
> (runl (string-append #$puzzledb-tools "/bin/tweets")
> "-backend_token" backend
> "-token" twitter
> "-deletes")))))
> (script (program-file "puzzledb-tweets-pzv-job" exp)))
> #~(job "*/15 * * * *" ; every fifteen minutes
> #$script)))
>
> where the module helpers contains:
>
> (define-module (helpers)
> #:use-module (ice-9 textual-ports)
> #:export (runl read-secret))
>
> (define* (runl prog . args)
> (apply execl prog prog args))
>
> (define* (read-secret file)
> (string-trim-both
> (get-string-all
> (open-input-file
> (string-append "/etc/puzzledb/secrets/" file)))))
Thank you for the report.
I don't seem to have any mcron zombies on my system and have one job
running every 5 minutes, another once per day, another every 3 days.
Does the problem still exist for you?
Thanks,
Maxim
next prev parent reply other threads:[~2021-08-24 3:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-29 15:39 bug#36838: mcron leaves zombies around Robert Vollmert
2021-08-24 3:55 ` Maxim Cournoyer [this message]
2021-08-24 10:12 ` Leo Prikler
2021-08-29 21:35 ` Maxim Cournoyer
2023-07-20 13:19 ` Maxim Cournoyer
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