#master进程可以理解以下信号#2)SIGINT立刻终止#15)SIGTERM立刻终止#3)SIGQUIT平滑终止#10)SIGUSR1重新打开日志文件#12)SIGUSR2平滑重载所有worker进程并重新载入配置和二进制程序。[root@node2~]#psaux|grep"php-fpm:master"root35910.00.9472442472?Ss19:560:00php-fpm:masterprocess(/usr/local/php5//etc/php-fpm.conf)[root@node2~]#kill-103591[root@node2~]#tail-1/usr/local/php5/var/log/php-fpm.log[09-May-201420:17:13]NOTICE:logfilere-opened#重新打开日志文件。#修改配置文件/usr/local/php5/etc/php-fpm.conf[root@node2~]#kill-123591#重新加载配置文件[root@node2~]#tail/usr/local/php5/var/log/php-fpm.log[09-May-201420:45:20]NOTICE:Reloadinginprogress...[09-May-201420:45:20]NOTICE:reloading:execvp("/usr/local/php5/sbin/php-fpm",{"/usr/local/php5/sbin/php-fpm"})[09-May-201420:45:20]NOTICE:usinginheritedsocketfd=8,"127.0.0.1:9000"[09-May-201420:45:20]NOTICE:usinginheritedsocketfd=8,"127.0.0.1:9000"[09-May-201420:45:20]NOTICE:fpmisrunning,pid4274[09-May-201420:45:20]NOTICE:readytohandleconnections######################################################################根据以上分析php-fpm启动脚本如下：#!/bin/bash#chkconfig:3946#description:FastCGIProcess./etc/rc.d/init.d/functionsprog="/usr/local/php5/sbin/php-fpm"conf="/usr/local/php5/etc/php-fpm.conf"RETVAL=0lockfile="/var/lock/subsys/php-fpm"pidfile="/var/run/php-fpm.pid"#修改php-fpm配置文件，改变pidfile文件的存放目录。start(){echo-n$"Startingphp-fpm:"$prog-t&>2/dev/null[$?-ne0]&&exit1daemon--user=root--pidfile="$pidfile"$prog#以root用户身份运行master进程，RETVAL=$?echo[$RETVAL=0]&&touch${lockfile}#注意：这里不需要***pidfile文件。否则会报错。#[10-May-201407:22:20]ERROR:unlink#("/usr/local/php5//var/run/php#-fpm.pid")failed:Nosuchfileordirectoryreturn$RETVAL}stop(){echo-n$"Stoppingphp-fpm:"killproc-p${pidfile}$prog-3RETVAL=$?echo[$RETVAL=0]&&rm-f${lockfile}}reload(){echo-n$"Reloadingphp-fpm:"if!$prog-t>&/dev/null;thenecho$"notreloadingduetoconfigurationsyntaxerror"exit1elsekillproc-p${pidfile}$prog-12RETVAL=$?fiecho}case"$1"instart)start;;stop)stop;;restart)stopstart;;status)status$progRETVAL=$?;;reload)reload;;configtest)$prog-t;;*)echo$"Usage:php-fpm{start|stop|status|restart|reload|configtest"RETVAL=2esacexit$RETVAL