Antw: Re: Antw: failing unmounts during reboot

["Ulrich Windl" <Ulrich.Windl@xxxxxxxxxxxxxxxxxxxx>]

>>> Reindl Harald <h.reindl@xxxxxxxxxxxxx> schrieb am 25.07.2019 um 12:16 in
Nachricht <1bd5766b-018c-10f9-b2b2-46fc78ddd31b@xxxxxxxxxxxxx>:

> Am 25.07.19 um 12:08 schrieb Ulrich Windl:
>> Before systemd (almost) all processes were killed before unmounting
> 
> that's often a transfigured point of view
> 
> many issues where there also before systemd but never got noticed and

Believe me I would have noticed of NFS /home failed to unmount during reboot!

> after change to systemd they got visible, just because a sysvinit don't
> tell you about a problem because of missing error handling don't mean
> there is none

They became visible, because trhe did not exist before!

> 
> the same with emergeny shell which covers nearly all cases where you
> needed to start a livesystem before and now you have a working
> environment where you can fix the root cause way quicker

I completely disagree.

> 
> "try to kill all processes using a filesystem before unmounting it"
> isn't that easy when it comes to namespaces, "lsof" even don't tell you
> the root cause preventing unmount but the ernel still refuses to do so

Does systemd even try to use lsof?

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