phpMyFAQ

Could you post what are the parameters in your MySQL server you are looking at to find out this connections overload?
Based on the output of that (particularly, the thread status), it looks like the software is behaving well, since the only connection shown is my local one, even after I visit the ...

Is your PMF a public server (I'm thinking to some kind of DOS)?
It is a public server, and it is experiencing an attack of some sort, but all evidence points to non-HTTP packets arriving on port 80. The FAQ is installed in a subdirectory, so I'm not sure how it could be affected.

Did you perform ...

In the mean while you could fix it simply imposing the use of a persistent connection. Locate, backup and open the PATH_TO_PMFINSTALL/inc/mysql.php and move the line below, from: $this->conn = mysql_connect($host, $user, $passwd); to: $this->conn = mysql_pconnect($host, $user, $passwd);
BSOD was ...