On 29/07/2021 00:17, Vincent Lefevre wrote: > On 2021-07-28 16:49:20 -0400, Wietse Venema wrote: >> Thanks. I agree, Postfix should start up after the network is fully >> initialized. That includes all the network interfaces, and all the >> network infrastructure services. > > And the disks are mounted. On my Debian server, I had to add a > /etc/systemd/system/postfix@.service.d/data-disk.conf file with > > [Service] > ExecStartPre=/bin/sh -c 'while [ ! -d /srv/d_joooj/home ]; do sleep 5; done' > TimeoutStartSec=300 > > Otherwise mail was rejected after some reboots. > > I don't know whether this is the right solution, but at least, this > solved my problem. >
What you probably want is RequiresMountsFor=/srv/d_joooj/home https://www.freedesktop.org/software/systemd/man/systemd.unit.html#RequiresMountsFor= if your service requires files in a volume that for some reason is not mounted as part of local-fs.target. Cheers, Daniele