各リソースをgz圧縮して転送量を抑える

.htaccess

<IfModule mod_rewrite.c>
    RewriteEngine on
    RewriteCond %{HTTP:Accept-Encoding} gzip
    RewriteCond %{REQUEST_FILENAME} !.gz$
    RewriteCond %{REQUEST_FILENAME}.gz -s
    RewriteRule .+ %{REQUEST_URI}.gz

    <FilesMatch ".html.gz$">
        ForceType text/html
        AddEncoding x-gzip .gz
    </FilesMatch>

    <FilesMatch ".txt.gz$">
        ForceType text/plain
        AddEncoding x-gzip .gz
    </FilesMatch>

    <FilesMatch ".js.gz$">
        ForceType application/x-javascript
        AddEncoding x-gzip .gz
    </FilesMatch>

    <FilesMatch ".css.gz$">
        ForceType text/css
        AddEncoding x-gzip .gz
    </FilesMatch>
</IfModule>

gistfile1.txt

ExpiresActive on
ExpiresDefault "access plus 1 month"
FileETag None