High page speed and short page load times of your website are essential for good search engine rankings today. In this FAQ, I will show you how to enable caching of graphic and CSS files in apache on Ubuntu and
Apache mod_security settings for WordPress and ModX
If you use the apache mod_security module on your apache server, you might encounter wrong 403 errors for several URL's of the cms systems. Here are some exception rules to avoid that: For WordPress Blogs <locationmatch "/wp-admin/admin-ajax.php"> SecRuleRemoveById 300013 SecRuleRemoveById
Fix “HTTP request length 134926 (so far) exceeds MaxRequestLen” error on Debian Linux
When you get a 500 error in a webpage hosted on Debian Linux (6.0) with apache webserver and fastcgi, take a look into the apache error.log file. This can either be the global error.log or the error.log of the website where
Apache mod-security installation on Debian 6.0 (squeeze)
Install the apache mod-security 2 module with apt from the Debian repositories apt-get install libapache-mod-security Create the folder for the mod-security configuration files mkdir /etc/apache2/mod-security chmod 600 /etc/apache2/mod-security Download and unpack the mod-security rules cd /tmp wget http://www.modsecurity.org/download/modsecurity-core-rules_2.5-1.6.1.tar.gz tar fvx
nginx server error: 413 Request Entity Too Large
The nginx webserver has a max. body size limit of 1 MB for requests as default. This might be too low for file uploads in scripts and you will see the following error message when you try to upload a
Webalizer error opening the file /usr/share/GeoIP/GeoIP.dat on Debian Linux
The Webalizer package in Debian 6 has currently small bug as the required package for the GeoIP database is not installed automatically when Webalizer is installed. The symptoms are that Webalizer statistics was not created and this error message is
Redirect http requests to a new folder with apache rewrite rules
When you reorganize the structure of a website, you might want to redirect requests to files in a old folder to a new one without loosing the pagerank. In this example, I will redirect all requests from directory "olddir" to
Prevent DOS attacks on apache webserver for DEBIAN linux with mod_evasive
The following guide explains the installation of the apache module "mod_evasive". Mod_evasive tracks the number of requests of files at the apache webserver and blocks the delivery in case that a certain limit has been reached. Installation apt-get install libapache2-mod-evasive
How to change the language of AWStats statistics on Debian Linux (ISPConfig 3)
To change the language of the website statistics generated by AWStats on a Debian Linux server to e.g. german (de), edit the /etc/awstats/awstats.conf file: nano /etc/awstats/awstats.conf and change the value of the "Lang" variable. To change the languge to e.g.
How to solve the PHP XCache error: /dev/zero: No space left on device
If you get the error "/dev/zero: No space left on device" in the apache error.log on a OpenVZ virtual machine, then the shared memory size in the xcache.ini is too high or the xcache.mm_path is set wrong. Edit the file
