3 ms·
In Linux, from the manpage: "The only signals that can be sent to process ID 1, the init process, are those for which init has explicitly installed si
by int0x80 9y ago
In Linux, from the manpage:
"The only signals that can be sent to process ID 1, the init process,
are those for which init has explicitly installed signal handlers.
This is done to assure the system is not brought down accidentally."
And SIGKILL can not be captured (enforced by the kernel):
"The signals SIGKILL and SIGSTOP cannot be caught or ignored."