Your $24$U rack currently houses two $4$U server systems. To prevent overheating, you've installed a rack$-$mounted environmental monitoring device within the rack.

Currently, the device shows that the temperature within the rack is $70$ degrees Fahrenheit $(21$ degrees Celsius$).$

What should you do$?$

answer

Nothing, the temperature within the rack is within acceptable limits$.$

Install an additional air conditioning unit for the server room.

Reorient the cold aisle within the server room so that it is directed toward the air conditioner's return duct.

Install a humidifier to increase the humidity within the server room.