improve performance

htaccess.py

#1: Prevent Hotlinking
RewriteEngine On

#Replace ?mysite\.com/ with your blog url

RewriteCond %{HTTP_REFERER} !^http://(.+\.)?mysite\.com/ [NC]

RewriteCond %{HTTP_REFERER} !^$

#Replace /images/nohotlink.jpg with your “don’t hotlink” image url

RewriteRule .*\.(jpe?g|gif|bmp|png)$ /images/nohotlink.jpg [L]


#2: File Caching
# 1 YEAR

<FilesMatch “\.(ico|pdf|flv)$”>

Header set Cache-Control “max-age=29030400, public”

</FilesMatch>

# 1 WEEK

<FilesMatch “\.(jpg|jpeg|png|gif|swf)$”>

Header set Cache-Control “max-age=604800, public”

</FilesMatch>

# 2 DAYS

<FilesMatch “\.(xml|txt|css|js)$”>

Header set Cache-Control “max-age=172800, proxy-revalidate”

</FilesMatch>

# 1 MIN

<FilesMatch “\.(html|htm|php)$”>

Header set Cache-Control “max-age=60, private, proxy-revalidate”

</FilesMatch>


#3: Expires Headers

<IfModule mod_expires.c>

ExpiresActive On ExpiresByType text/html “access plus 1 days”

ExpiresByType image/gif “access plus 2 weeks”

ExpiresByType image/jpeg “access plus 2 weeks”

ExpiresByType image/jpg “access plus 2 weeks”

ExpiresByType image/png “access plus 2 weeks”

ExpiresByType image/x-icon “access plus 1 years”

ExpiresByType text/css “access plus 2 weeks”

ExpiresByType text/javascript “access plus 2 weeks”

ExpiresByType application/x-javascript “access plus 2 weeks”

ExpiresByType application/x-shockwave-flash “access plus 2 weeks”

</IfModule>


#4: Compression with gzip

<IfModule mod_gzip.c>

mod_gzip_static_suffix .gz

AddEncoding gzip .gz

AddEncoding gzip .gzip

mod_gzip_on YES

mod_gzip_handle_methods GET

mod_gzip_temp_dir /tmp

mod_gzip_can_negotiate Yes

mod_gzip_dechunk Yes

mod_gzip_send_vary On

mod_gzip_update_static No

mod_gzip_keep_workfiles No

mod_gzip_minimum_file_size 250

mod_gzip_maximum_file_size 1048576

mod_gzip_maximum_inmem_size 60000

mod_gzip_min_http 1000

mod_gzip_item_exclude reqheader “User-agent: Mozilla/4.0[678]“

mod_gzip_item_include mime ^application/pdf$

mod_gzip_item_include mime ^image/

mod_gzip_item_include mime ^application/x-javascript$

mod_gzip_item_include file .js$

mod_gzip_item_include file .css$

mod_gzip_item_include mime ^text/.*

mod_gzip_item_include file .html$

mod_gzip_item_include file .pl$

mod_gzip_item_include file .cgi$

mod_gzip_item_include handler ^cgi-script$

mod_gzip_item_include mime ^httpd/unix-directory$

mod_gzip_item_include mime ^application/postscript$

</IfModule>


#5: Data Compression

AddOutputFilterByType DEFLATE text/html text/plain text/xml text/javascript text/css application/javascript


#6: Preserve Bandwidth

<ifmodule mod_php4.c>

 php_value zlib.output_compression 16386

</ifmodule>


# disable etags

FileETag none