centos 6.5 来一个 nginx

# 安装开始：
# 先安装依赖
yum install gcc-c++ 
yum -y install pcre* 
yum -y install openssl*

# 下载，可以wget 目前最新1.15.3
cd /opt
wget http://nginx.org/download/nginx-1.12.2.tar.gz

tar zxf nginx-1.12.2.tar.gz 
cd nginx-1.12.2

# 指定安装目录 、编译安装
./configure --prefix=/opt/nginx
make && make install

# 检查测试
/opt/nginx/sbin/nginx -t

/opt/nginx/sbin/nginx 
/opt/nginx/sbin/nginx -s stop
/opt/nginx/sbin/nginx -s quit

#---------------- 官方文档: -s 参数------------
# stop — fast shutdown
# quit — graceful shutdown
# reload — reloading the configuration file
# reopen — reopening the log files
#----------------------------------------------

ps aux |grep nginx # master worker 至少各一个
netstat -tulnp | grep :80

# 如果想要命令方便执行，可将路径加入PATH变量中
vim /etc/profile # 加入 2 行

export NGINX_HOME=/opt/nginx
export PATH=$NGINX_HOME/sbin:$PATH

source /etc/profile # 生效

user nginx;
worker_processes auto; # 进程数，一般设置为CPU核数，或者 auto 
pid /var/run/nginx.pid; # 记录进程PID文件，可以不启用

# Load dynamic modules. See /usr/share/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
use epoll; # 使用高效的 epoll 方式
worker_connections 65535; # 单个worker进程同时打开的最大连接数 跟系统的 ulimit -n 有关
}

http {
log_format main ‘$remote_addr - $remote_user [$time_local] "$request" ‘
‘$status $body_bytes_sent "$http_referer" ‘
‘"$http_user_agent" "$http_x_forwarded_for"‘;

access_log /var/log/nginx/access.log main;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
include /etc/nginx/mime.types;
default_type application/octet-stream;
server_tokens off; # 隐藏web出错时的版本号