I think I found the reason why the server is so unresponsive. Apache is configured as a forward proxy too and probably bots found it out quickly. They are probably proxying requests through the server which eats up the bandwidth.

ProxyRequests should be changed to Off ASAP.


Levente

<VirtualHost *:80>
     ServerName www.squeakci.org
     ServerAlias squeakci.org
     ProxyRequests Off
     ProxyPreserveHost On
     ProxyPass / http://www.squeakci.org:8080/
     ProxyPassReverse / http://www.squeakci.org:8080/
</VirtualHost>