There is no need to use Type=forking for 'ndctl monitor', Type=simple is sufficient.
When we use Type=forking and try to run ndctl monitor on a machine without pmem we even get the following error in the journal: Jan 07 13:34:54 bragi systemd[1]: Starting Ndctl Monitor Daemon... Jan 07 13:34:54 bragi ndctl[13776]: custom logging function 0x55ea57d60250 registered Jan 07 13:34:54 bragi systemd[1]: Started Ndctl Monitor Daemon. Jan 07 13:34:54 bragi ndctl[13777]: ndctl monitor daemon started Jan 07 13:34:54 bragi kill[13778]: kill: cannot find process "" Jan 07 13:34:54 bragi systemd[1]: ndctl-monitor.service: Control process exited, code=exited status=1 Jan 07 13:34:54 bragi systemd[1]: ndctl-monitor.service: Unit entered failed state. Jan 07 13:34:54 bragi systemd[1]: ndctl-monitor.service: Failed with result 'exit-code'. This is because the daemon exits and systemd is not able to determine $MAINPID anymore. Signed-off-by: Johannes Thumshirn <[email protected]> --- ndctl/ndctl-monitor.service | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/ndctl/ndctl-monitor.service b/ndctl/ndctl-monitor.service index 342a1b1972d5..eeedbd30bb42 100644 --- a/ndctl/ndctl-monitor.service +++ b/ndctl/ndctl-monitor.service @@ -2,9 +2,8 @@ Description=Ndctl Monitor Daemon [Service] -Type=forking -ExecStart=/usr/bin/ndctl monitor --daemon -ExecStop=/bin/kill ${MAINPID} +Type=simple +ExecStart=/usr/bin/ndctl monitor [Install] WantedBy=multi-user.target -- 2.16.4 _______________________________________________ Linux-nvdimm mailing list [email protected] https://lists.01.org/mailman/listinfo/linux-nvdimm
