深入浅析nginx部署及简单优化

#!/bin/bash
yum -y install gcc pcre pcre-devel
sleep 2
cd ~
tar -zxvf ~/zlib-1.2.11.tar.gz
cd ~/zlib-1.2.11 && ./configure && make && make install 
cd ~
tar -zxvf ~/nginx-1.14.0.tar.gz
cd ~/nginx-1.14.0 && ./configure && make && make install
cd ~
#/usr/local/nginx/sbin/nginx
firewall-cmd --set-default-zone=trusted
touch /lib/systemd/system/nginx.service
echo "[Unit]
Description=nginx 
After=network.target  
[Service] 
Type=forking 
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx reload
ExecStop=/usr/local/nginx/sbin/nginx quit
PrivateTmp=true 
[Install] 
WantedBy=multi-user.target" > /lib/systemd/system/nginx.service
systemctl enable nginx.service
systemctl restart nginx.service
echo "nginx done"

 kill -9 $`ps aux | grep 'nginx' | awk 'NR==2{print $2}'`

 # 4核心CPU中,开启4个worker,每个worker分别对应cpu0/cpu1/cpu2/cpu.
 worker_processes  4;
 worker_cpu_affinity 0001 0010 0100 1000;
 # 4核心CPU中,也可以只开启2个worker,第一个worker对应cpu0/cpu2，第二个worker对应cpu1/cpu3.
 worker_processes  2;
 worker_cpu_affinity 0101 1010;

events {
  worker_connections 1024;  # 每个worker最大连接数.
  multi_accept on;      # 是否集中接入监听到的连接请求，默认为off，关闭时一次只接收一个连接.
  accept_mutex on       # 默认为on，表示以串行方式接入新连接，off时,将通报给所有worker