Using cluster module and child_process.fork()

Be sure you've installed node in your laptop.

Cluster

Open terminal in your laptop and run following commmand

node index.js

Time to kill child processes and send signal to Master Open another terminal and try kill child process

kill -9 pid

You can see after process has been killed, forked another process Send SIGHUP signal to Master for restarting all processes

kill -1 pid

Send SIGTERM signal to Master for stopping all processes

kill -15 pid

Change last two rows of index.js like following

//start_cluster_module(Service);

start_fork_child_process(Service_f);

Open terminal in your laptop and run following commmand

node index.js

Time to kill child processes and send signal to Master Open another terminal and try kill child process

kill -9 pid

You can see after process has been killed, forked another process Send SIGHUP signal to Master for restarting all processes

kill -1 pid

Send SIGTERM signal to Master for stopping all processes

kill -15 pid