Redhat平台，varnish推荐使用RPM方式进行安装，官方安装指南：
https://www.varnish-cache.org/docs/4.0/installation/index.html
步骤：
1、安装varnish所需lib，
rpm --nosignature -i http://repo.varnish-cache.org/redhat/varnish-4.0/el6/x86_64/varnish/varnish-libs-4.0.0-1.el6.x86_64.rpm
2、安装jemalloc，库文件可到此链接处下载：ftp-hk.tmapy.cz/fedora/epel/6/x86_64/jemalloc-3.6.0-1.el6.i686.rpm
rpm --nosignature -i http://ftp-hk.tmapy.cz/fedora/epel/6/x86_64/jemalloc-3.6.0-1.el6.x86_64.rpm
3、开始安装，
rpm --nosignature -i http://repo.varnish-cache.org/redhat/varnish-4.0/el6/x86_64/varnish/varnish-4.0.0-1.el6.x86_64.rpm
安装完成后，启动varnish：
service varnish start