août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0) alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno = 2 = 'No such file or directory')
```
It looks like iTCO_wdt won't properly setup a /dev/watchdog device on Intel recent Celeron NUCs (NUC6CAYS).
```
# uname -a
Linux player-ef15 4.11.0-14-generic #20~16.04.1-Ubuntu SMP Wed Aug 9 09:06:22 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
```
Modules are properly loaded
```
# lsmod | grep -e dog -e wdt
iTCO_wdt 16384 0
iTCO_vendor_support 16384 1 iTCO_wdt
```
No device.
``` system/ watchdog. service; enabled; vendor preset: enabled) /bin/sh -c [ -z "${watchdog_ module} " ] || [ "${watchdog_ module} " = "none" ] || /sbin/modprobe $watchdog_module (code=exited, status=0/SUCCESS) slice/watchdog. service
# service watchdog status
● watchdog.service - watchdog daemon
Loaded: loaded (/lib/systemd/
Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec /usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
Process: 2758 ExecStartPre=
Main PID: 2768 (watchdog)
Tasks: 1
Memory: 732.0K
CPU: 13ms
CGroup: /system.
└─2768 /usr/sbin/watchdog
août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0) alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno = 2 = 'No such file or directory')
```