Life as a shared hosting provider hasn’t become easier after PHP decided that they would allow compatibility breakage between mayor versions. Some providers managed to keep there customers satisfied while only supporting PHP 4, but lots of new projects are PHP 5 only and the problem will become even bigger when PHP 6 is released.

Usually a daemon (a service for you windows folks) is started once, with only one instance running. The same goes for Apache. However when we look closely at the apache config, we see that variables which prevent apache from being started twice, the pid file, lockfile and ip/port, can be configured. When starting apache, the config file can be specified, which allows to run multiple instances of apache (on different ip’s). Continue Reading »