спасибо за подсказку!
Вот собственно как выглядит весь лог:
root@SERVER:~# cat /var/log/scemd.log | grep button
Apr 8 21:12:35 SERVER scemd: scemd.c:394 WIFI/WPS button is not support on thi s model.
May 4 21:43:19 SERVER scemd: scemd.c:394 WIFI/WPS button is not support on thi s model.
Mar 15 08:11:10 SERVER scemd: scemd: power button pressed, ret = 0
Mar 15 08:36:26 SERVER scemd: scemd.c:394 WIFI/WPS button is not support on this model.
Mar 15 08:37:30 SERVER scemd: scemd: power button pressed, ret = 0
Mar 16 00:57:35 SERVER scemd: scemd.c:394 WIFI/WPS button is not support on this model.
Feb 10 09:18:50 SERVER scemd: event_microp.c:67 power button pressed, ret = 0
Mar 16 23:05:11 SERVER scemd: event_microp.c:69 power button pressed, ret = 0
Mar 20 03:08:01 SERVER scemd: event_microp.c:69 power button pressed, ret = 0
Jun 7 17:54:47 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 6 01:18:18 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 10 05:53:28 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 16 21:09:57 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 17 01:44:57 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 18 12:56:23 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 18 12:56:27 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 18 13:00:50 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Jul 18 15:25:06 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Aug 6 14:29:16 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Aug 6 17:27:38 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Aug 7 02:14:41 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Aug 7 17:11:42 SERVER scemd: event_microp.c:84 power button pressed, ret = 0
Aug 21 06:37:02 SERVER scemd: event_microp.c:84 power button pressed, ret = 0