Symptoms: Your application slowed down by two - three seconds after december 2006.
Our test environments:
- Threaded .exe cgi running on apache 1.3 or 2.0
- Threaded .dll cgi running on apache 1.3 or 2.0
- Stand-alone C++ windows application compiled with BCC
The windows socket function GetHostByName for some unknown reasons was slowed down after a KB update microsoft put out in december 2006.
Only windows XP Home
Cache that info! I create a thread upon application startup or initialization, that returns the value asynchronously. IP and network name are not subject to change too often.