The Watchit tool and framework are versatile as both a continuous proactivemonitoring tool and a service aid capable of collecting data and reproducing problems.
It may come from an automated proactivemonitoring tool, or sometimes the less-desirable variety, which is an E-mail or phone call from your customer stating, "the site is down."
Basically there are two different approaches to monitor applications' availability and response time, one is real end user transactions monitoring, and the other is proactivemonitoring.