[systemd-devel] [PATCH] nfs.man: document incompatibility between "bg" option and systemd.

Lennart Poettering mzxreary at 0pointer.de
Wed Jun 7 08:12:57 UTC 2017

On Tue, 06.06.17 14:07, Steve Dickson (SteveD at RedHat.com) wrote:

> Hello,
> On 05/29/2017 06:19 PM, NeilBrown wrote:
> > 
> > Systemd does not, and will not, support "bg" correctly.
> > It has other, better, ways to handle "background" mounting.
> The only problem with this is bg mounts still work at least
> up to 4.11 kernel... 
> It appears there is a problem with a 4.12 kernel. The mount no 
> longer errors out with ECONNREFUSED it just hangs in the 
> kernel trying forever... It sounds like a bug to me but 
> maybe that change was intentional.. Anna?? Trond???
> So I'm a bit hesitant to commit this since not accurate, yet.
> Finally, the whole idea of systemd randomly/silently 
> strip off mount options is crazy... IMHO... 
> Just because a concept that has been around for years
> does not fix well in the systemd world it gets
> rip out??? IDK... but I think we can do better than that.

Well "bg" doesn't really work on systemd systems, and this was never
different, hence I think it's only fair to document that it is
incompatible with systemd. In addition, I have the suspicion it is not
used very widely, since I never actually got complaints about it.


Lennart Poettering, Red Hat

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