Ну да ... для начала messages ... Причём и в jail и в host системе
Повис сегодня около 9-10 утра. Смущает повторяющееся сообщение -
Jul 19 09:27:02 freenas re0: watchdog timeout
Jul 19 09:27:02 freenas kernel: re0: link state changed to DOWN
Jul 19 09:27:02 freenas kernel: re0: link state changed to DOWN
Jul 19 09:27:06 freenas kernel: re0: link state changed to UP
Jul 19 09:27:06 freenas kernel: re0: link state changed to UP
Jul 19 09:27:46 freenas re0: watchdog timeout
Jul 19 09:27:46 freenas kernel: re0: link state changed to DOWN
Jul 19 09:27:46 freenas kernel: re0: link state changed to DOWN
Jul 19 09:27:50 freenas kernel: re0: link state changed to UP
Jul 19 09:27:50 freenas kernel: re0: link state changed to UP
Jul 19 09:28:07 freenas re0: watchdog timeout
Jul 19 09:28:07 freenas kernel: re0: link state changed to DOWN
Jul 19 09:28:07 freenas kernel: re0: link state changed to DOWN
Jul 19 09:28:11 freenas kernel: re0: link state changed to UP
Jul 19 09:28:11 freenas kernel: re0: link state changed to UP
Jul 19 09:28:26 freenas re0: watchdog timeout
Кстати, сетевая встроенная в материнку, и замена материнки на новую эффекта не дало.