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

[Lennart Poettering]

On Wed, 07.06.17 06:08, Steve Dickson (SteveD at RedHat.com) wrote:

> 
> 
> On 06/06/2017 05:49 PM, NeilBrown wrote:
> > On Tue, Jun 06 2017, Steve Dickson 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... 
> > 
> > I don't think this is correct.
> > In the default configuration, "mount -t nfs -o bg ...."
> > runs for longer than 90 seconds, so systemd kill it.
> I must be missing something... it seems to be working for me
> 
> # mount -vvv -o bg rhel7srv:/home/tmp /mnt/tmp
> mount.nfs: trying text-based options 'bg,vers=4.1,addr=172.31.1.60,clientaddr=172.31.1.58'
> mount.nfs: mount(2): Connection refused
> mount.nfs: trying text-based options 'bg,addr=172.31.1.60'
> mount.nfs: prog 100003, trying vers=3, prot=6
> mount.nfs: trying 172.31.1.60 prog 100003 vers 3 prot TCP port 2049
> mount.nfs: portmap query failed: RPC: Remote system error - Connection refused
> mount.nfs: backgrounding "rhel7srv:/home/tmp"
> mount.nfs: mount options: "rw,bg"

We are talking about mounts done through /etc/fstab, i.e. the ones
systemd actually manages.

Lennart

-- 
Lennart Poettering, Red Hat