Apache HTTP Server 2.4 aims for the clouds
The Apache Software Foundation has announced the release of Apache HTTP Server 2.4. The new version is described as "ideally suited for Cloud environments" with improved performance, lower resource usage and better concurrency. The version released is actually 2.4.1 – the first GA release of the 2.4.x branch. The developers said that 2.4.1 is the " best version of Apache HTTP Server available, and encourage users of all prior versions to upgrade".
You don't need to be a genius to debug a pf.conf firewall ruleset, you just need the guts to run tcpdump