How does nginx upgrade binaries on the fly?

codexon nginx-forum at
Tue Jan 19 00:59:44 MSK 2010

I am interested in knowing how nginx upgrades binaries on the fly.

What system calls does nginx do to create another master process that can inherit and use the same socket? Can anyone explain or point me to the right place in the source code?

Posted at Nginx Forum:,42752,42752#msg-42752

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