vim /etc/security/limits.conf添加以下内容

*       soft    nofile  65535

*       hard    nofile  65535

并添加开机启动

vim /etc/rc.local

ulimit -SHn 65535

附nginx进程下检查最大文件打开数脚本

#!/bin/bash

for pid in `ps aux | grep nginx | grep -v grep |awk '{print $2}'`

do

cat /proc/${pid}/limits | grep 'max open files'

done

                                     by:rm_rf_db