A system and method for monitoring the performance associated with fulfilling resource requests and determining optimizations for improving such performance are provided. In the present invention, when the apparatus configured with the disaster recovery ability gets a failure, the take-over speed of the service control message may increase so as to reduce the interruption time of the service as much as possible, thereby configuring the disaster recovery ability for the apparatus is realized. The passenger weight detection device further includes a semiconductor chip, a connector, a cutaway part formed between the center hole and the fixing holes, and an under cover made of metal to close exposed parts of the center hole and the mounting recess. The energy-ray curable acrylic copolymer further includes a side chain with an unsaturated group. The amplifier system and method provide for integrated test circuitry that protect drive components during overvoltage stress of a gate of the power output FET, and disables andor isolates drive devices associated with leakage paths from the gate during gate oxide leakage measurements. The switch can have a high hold-off voltage, high current carrying capacity, and high time-rate-of-change of current, didt.