https://blog.offline-net.com/2012/09/09/dtiserversmanvps%ef%bc%9aapache%e9%ab%98%e9%80%9f%e5%8c%96-mod_deflate-mod_expires-%e8%a8%ad%e5%ae%9a/
[DTI]ServersMan@VPS:Apache高速化 mod_deflate & mod_expires 設定