varnish在Debian9.4安装和配置

varnish 反向HTTP代理,做高性能的HTTP加速器,能极大的提高访问网站的速度和并发

1. Debian9.4 下安装varnish稳定版6.0.0:

http://varnish-cache.org/releases/index.html

http://varnish-cache.org/_downloads/varnish-6.0.0.tgz

2. 源码安装:

refer to:

http://varnish-cache.org/docs/6.0/installation/install.html#debian-ubuntu

apt-get install        \
    make            \
    automake        \
    autotools-dev    \
    libedit-dev        \
    libjemalloc-dev    \
    libncurses-dev    \
    libpcre3-dev    \
    libtool            \
    pkg-config        \
    python-docutils \
    python-sphinx    \
    graphviz        \
    autoconf-archive

CentOS/RedHat :

yum install make automake autoconf libtool libedit-devel jemalloc-devel ncurses-devel python-docutils pcre-devel openssl-devel zlib-devel bzip2-devel 

tar xf varnish-6.0.0.tgz
cd  varnish-6.0.0/
sh autogen.sh
sh configure
make
make install

或者可以apt-get安装: 

apt-get install varnish

3. 配置

nginx做为http服务器,http端口为80端口

将varnish-6.0.0/etc/下的所有的 *.vcl文件拷贝到/etc/varnish/目录下:

cp -rf ./varnish-6.0.0/etc/* /etc/varnish/

再将example.vcl拷贝成 default.vcl

cp example.vcl default.vcl

修改default.vcl为如下:
backend default {
    .host = "192.168.0.112";
    #.host = "127.0.0.1";
    .port = "80";
}

直接.host = "127.0.0.1";也可以

运行如下命令,查看varnishd 帮助信息:

varnishd -?  

运行:

varnishd -a :6801 -f /etc/varnish/default.vcl -s malloc -l 512M

Debian浏览器下访问:

windows下访问:

4.查看varnish的工作状态

varnishstat命令可以查看varnish的工作状态,缓存命中率等信息

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转载自my.oschina.net/michaelshu/blog/1635987