From Wikipedia: A heisenbug (named after the Heisenberg Uncertainty Principle) is a computer bug that disappears or alters its characteristics when an attempt is made to study it. Yep, sounds about right. The timeout problem has not happened once since I put monitoring into place on Monday morning.
A developer came to me last week with a problem. A relatively simple query within his application that normally takes under a second to run, is intermittently taking upwards of 30 seconds. This, in turn, is causing his application to time out. He said he could increase the timeout on his application to work around […]