[root@VM_0_2_centos phpredis-master]# /usr/local/php5.6/sbin/php-fpm reload
[06-Sep-2018 18:19:35] NOTICE: PHP message: PHP Warning:  PHP Startup: redis: Unable to initialize module
Module compiled with module API=20100525
PHP    compiled with module API=20131226
These options need to match
 in Unknown on line 0
Usage: php-fpm [-n] [-e] [-h] [-i] [-m] [-v] [-t] [-p <prefix>] [-g <pid>] [-c <file>] [-d foo[=bar]] [-y <file>] [-D] [-F [-O]]
  -c <path>|<file> Look for php.ini file in this directory
  -n               No php.ini file will be used
  -d foo[=bar]     Define INI entry foo with value 'bar'
  -e               Generate extended information for debugger/profiler
  -h               This help
  -i               PHP information
  -m               Show compiled in modules
  -v               Version number
  -p, --prefix <dir>
                   Specify alternative prefix path to FastCGI process manager (default: /usr/local/php5.6).
  -g, --pid <file>
                   Specify the PID file location.
  -y, --fpm-config <file>
                   Specify alternative path to FastCGI process manager config file.
  -t, --test       Test FPM configuration and exit
  -D, --daemonize  force to run in background, and ignore daemonize option from config file
  -F, --nodaemonize
                   force to stay in foreground, and ignore daemonize option from config file
  -O, --force-stderr
                   force output to stderr in nodaemonize even if stderr is not a TTY
  -R, --allow-to-run-as-root
                   Allow pool to run as root (disabled by default)

1 compiler ：编译器
2 Architecture ：CPU架构
3 Configuration File (php.ini) Path ：php配置文件的位置，这里才是你的配置文件加载的真正地方，apache的同学小心了！
4 Thread Safety :线程安全与否
5 PHP Extension Build ：php拓展建立的编号

1 php_igbinary-1.2.1-5.3-nts-vc9-x86.zip