On Mon, Feb 19, 2018 at 11:29 PM, <st...@goodey.org> wrote: > Hello, > > > > Sorry if this question is a bit basic for a devel list, I tried asking it > in a ubuntu forum but didn't get any views, let alone replies. > > > > I have a PC running Mythbuntu which has an LCD which I had a bit of a > struggle getting going under systemd. However using Type=forking it is now > working fine. However reading the man page for systemd.service is says that > it is recommended to use PIDFile. >
It might be recommended in some cases (the more complex the daemon is), but useless in your case. Removing the line PIDFile=/run/LCDd.pid in LCDd.service and all is good. > > I have tried creating LCDd.pid in /run with root:root but get the same. > How is the pid file generated? > It is created by your daemon process. If your daemon does not support creating pidfiles, just don't use the PIDFile= option in the first place... > Am I right in thinking that LCDd is so old that it hasn't been written > with systemd in mind so does not support PIDFile? > No; it's almost the opposite. Pidfiles have been in use for several decades with sysvinit (they were one of the primary methods of service identification), but became practically optional with systemd's cgroup-based tracking. -- Mantas Mikulėnas
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