LoadModule deflate_module modules/mod_deflate.so
LoadModule filter_module modules/mod_filter.so

# 添加到结尾
<IfModule mod_deflate.c>
# 压缩等级 6 (不能太高，越大 CPU 越高，等级 1-9)
DeflateCompressionLevel 6
# 压缩类型 HTML、xml、PHP、CSS、JS
AddOutputFilterByType DEFLATE text/HTML text/plain text/xml application/x-JavaScript application/x-httpd-PHP
AddOutputFilter DEFLATE JS CSS
</IfModule>

重启服务

测试 gzip

http://www.whatsmyip.org/http-compression-test/?url=aHR0 cHM6 Ly9 zLnpoeXhtLmNvbQ==