the watchdog is pinged within a certain time, this time is called the
timeout or margin. The simplest way to ping the watchdog is to write
some data to the device. So a very simple watchdog daemon would look
the watchdog is pinged within a certain time, this time is called the
timeout or margin. The simplest way to ping the watchdog is to write
some data to the device. So a very simple watchdog daemon would look
A more advanced driver could for example check that a HTTP server is
still responding before doing the write call to ping the watchdog.
A more advanced driver could for example check that a HTTP server is
still responding before doing the write call to ping the watchdog.