Restart and terminate operation commands of php-fpm in php 5.4

The restart and termination operation commands of php-fpm in php 5.4:

View the php running directory command:
which php
/usr/bin/php

View the number of php-fpm processes:
ps aux | grep -c php- fpm

View running memory
/usr/bin/php -i|grep mem

Restart php-fpm
/etc/init.d/php-fpm restart

You can see the php related configuration in the output of phpinfo() .
Loaded Configuration File /etc/php.ini

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First find php-fpm .conf configuration file, check the pid configuration path (not the installation path), and then change the corresponding places below to execute normally.

[root@DO-SG-H1 ~]# ps aux | grep php-fpm
root 11799 0.0 0.0 103248 880 pts/0 S+ 13:51 0:00 grep --color php-fpm
root 11973 0.0 0.0 417748 964 ? Ss Jun01 0:20 php-fpm: master process (/etc/php-fpm.conf)

cat /etc/php-fpm.conf
see
pid = /var/run/php-fpm/php -fpm.pid

php-fpm Start:
/usr/local/php/sbin/php-fpm
php-fpm Close:
kill -INT `cat /var/run/php-fpm/php-fpm.pid `
php-fpm Restart:
kill -USR2 `cat /var/run/php-fpm/php-fpm.pid`

View the number of php-fpm processes:
ps aux | grep -c php-fpm

= ============================

[root@DO-SG-H1 ~]# find / -name 'php-fpm' -type d
/var/log/php-fpm
/var/run/php-fpm

The path found using this find command is wrong

which php
/usr/bin/php