wdctl − show hardware watchdog status
wdctl [options] [device...]
Show hardware watchdog status. The default device is /dev/watchdog. If more than one device is specified then the output is separated by one blank line.
Note that number of supported watchdog features is hardware specific.
−f, −−flags list
Print selected flags only.
−F, −−noflags
Do not print information about flags.
−n, −−noheadings
Do not print a header line for flags table.
−I, −−noident
Do not print watchdog identity information.
−T, −−notimeouts
Do not print watchdog timeouts.
−s, −−settimeout seconds
Set the watchdog timeout in seconds.
−o, −−output list
Define the output columns to use in table of watchdog flags. If no output arrangement is specified, then a default set is used. Use −−help to get list of all supported columns.
−O, −−oneline
Print all wanted information on one line in key="value" output format.
−V, −−version
Output version information and exit.
−r, −−raw
Use the raw output format.
−x, −−flags-only
Same as −I −T.
−h, −−help
Print a help text and exit.
The wdctl command is part of the util-linux package and is available from Linux Kernel Archive.