nginx example demonstrates the process of structure

Between parent and child is using nginx signal management.

 

nginx child process before nginx -s reload will exit, generating a new child process nginx or kill -SIGHUP 9170

 

kill -SIGTERM 16982 which allows a child process exits, but the master structure will remain two workere process, will play a new child process.

 

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Origin www.cnblogs.com/xiaobao2/p/11203310.html