❯ tail -n 10 error.log
2021/01/08 15:55:08 [notice] 21037#21037: start worker process 21038
2021/01/08 15:55:08 [notice] 21038#21038: sched_setaffinity(): using cpu #0
2021/01/08 15:55:17 [info] 21038#21038: *1 client 127.0.0.1 closed keepalive connection
2021/01/08 16:04:15 [notice] 21037#21037: signal 3 (SIGQUIT) received from 1, shutting down
2021/01/08 16:04:15 [notice] 21038#21038: gracefully shutting down
2021/01/08 16:04:15 [notice] 21038#21038: exiting
2021/01/08 16:04:15 [notice] 21038#21038: exit
2021/01/08 16:04:15 [notice] 21037#21037: signal 17 (SIGCHLD) received from 21038
2021/01/08 16:04:15 [notice] 21037#21037: worker process 21038 exited with code 0
2021/01/08 16:04:15 [notice] 21037#21037: exit
/etc/nginx/logs