I'm posting a CFTalk thread that I'm currently engaged in regarding general CFMX troubleshooting techniques, as well as my reply to Dave Watts' follow-up questions

ColdFusion configurations and environments *vary widely* among users. I don't think that casting a broad net for specious reports, incomplete data, and hyperbole will serve to solve whatever particular difficulty ails your server, although there is certainly much to be said for a controlled gathering of data "from the field" for careful analytic review [in order to quantify trends in the developer community].

Some things to consider [for a particular server problem] might be the following: