[systemd-devel] Antw: Re: dbus-daemon keep shown as zombie process why ?

[Dorian ROSSE]

I enabled core dump



I follown this link :

https://linux-audit.com/understand-and-configure-core-dumps-work-on-linux/



But do this answer of this command line are good ? :

cat /proc/sys/kernel/core_pattern

/var/crash/core.%u.%e.%p

Thank you in advance to follow the problem,

Regards.


Dorian ROSSE.



Provenance : Courrier<https://go.microsoft.com/fwlink/?LinkId=550986> pour Windows 10



________________________________
De : Ulrich Windl <Ulrich.Windl at rz.uni-regensburg.de>
Envoyé : Wednesday, May 22, 2019 3:17:32 PM
À : Dorian ROSSE; Lennart Poettering
Cc : systemd-devel at lists.freedesktop.org
Objet : RE: Antw: Re: [systemd-devel] dbus-daemon keep shown as zombie process why ?

Could it be that dbus dies (unexpectedly), and systemd needs dbus to work?
Maybe enabling coredumps could help finding out why dbus quits.

Regards,
Ulrich

>>> Dorian ROSSE <dorianbrice at hotmail.fr> schrieb am 22.05.2019 um 14:03 in
Nachricht
<AM0PR08MB49966EB7E12E3C11F3528D27DA000 at AM0PR08MB4996.eurprd08.prod.outlook.com>

> I have agains dbus‑daemon shown as zombie as Following :
>
> ps aux |grep "defunct"
> root     13349  0.0  0.0      0     0 ?        Zs   12:00   0:00
> [dbus‑daemon] <defunct>
>
> Regards.
>
>
> Dorian ROSSE.
>
> Provenance : Courrier<https://go.microsoft.com/fwlink/?LinkId=550986> pour
> Windows 10
>
> ________________________________
> De : Dorian ROSSE
> Envoyé : Wednesday, May 22, 2019 12:58:15 PM
> À : Ulrich Windl; Lennart Poettering
> Cc : systemd‑devel at lists.freedesktop.org
> Objet : RE: Antw: Re: [systemd‑devel] dbus‑daemon keep shown as zombie
process
> why ?
>
>
> I launch the command line adviced strace ‑p 1
>
> strace ‑p 1
>
> strace: Process 1 attached
>
> ppoll([{fd=22, events=POLLIN}], 1, {tv_sec=53, tv_nsec=119912101}, NULL, 8
>
> Why I should search a coredump ?
>
> What I must do now ?
>
>
> Now I have my system frozen for update and upgrade :’( ,
>
> Thank you for your time bring for me,
>
> Thank you in advance to help me again,
>
> Regards.
>
>
> Dorian ROSSE.
>
>
>
> Provenance : Courrier<https://go.microsoft.com/fwlink/?LinkId=550986> pour
> Windows 10
>
>
>
> ________________________________
> De : Ulrich Windl <Ulrich.Windl at rz.uni‑regensburg.de>
> Envoyé : Wednesday, May 22, 2019 11:01:37 AM
> À : Dorian ROSSE; Lennart Poettering
> Cc : systemd‑devel at lists.freedesktop.org
> Objet : Antw: Re: [systemd‑devel] dbus‑daemon keep shown as zombie process
why
> ?
>
>>>> Lennart Poettering <lennart at poettering.net> schrieb am 22.05.2019 um
10:32
> in
> Nachricht <20190522083211.GB30001 at gardel‑login>:
>> On Di, 21.05.19 17:41, Dorian ROSSE (dorianbrice at hotmail.fr) wrote:
>>
>>> Hello everybody,
>>>
>>>
>>> I know this isn’t a bug or a systemd problems but It keeps the
>>> system in thought of dbus‑daemon should be a zombie process but my
>>> web page about zombie process say I should kill the parent but the
>>> parent is systemd lol
>>>
>>> If somebody know Something about this feeling of dbus‑daemon zombie
>>> process,
>>
>> That suggests your system is in a very borked state and PID 1 is frozen
>> and doesn't rip zombies anymore. Look for coredumps in the logs.
>
> An "strace ‑p 1" might also show what's going on. Or examine /proc/1;
SIGCHLD
> might be blocked or ignored.
>
>>
>> Lennart
>>
>> ‑‑
>> Lennart Poettering, Berlin
>> _______________________________________________
>> systemd‑devel mailing list
>> systemd‑devel at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/systemd‑devel



-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/systemd-devel/attachments/20190522/49e814c3/attachment-0001.html>