In the testing literature, the term load testing is usually defined as the process of exercising the system under test by feeding it the largest tasks it can operate with. Load testing is sometimes called volume testing, or longevity/endurance testing.
Keep your taste buds awake, drink an energy drink. This may raise your level of alertness for a reasonable amount of driving time. Suck or munch on an apple, orange, or even a lemon to keep taste buds awake. The more tangy the food item the better. (Pull over somewhere safe before eating anything that you can't just pop in your mouth, however.
1 A recent study by the Centre for Sleep Research in South Australia revealed that if you have been awake for 17 hours then drive, the risk of crashing is as great as being at the 0.05 legal drinking limit. 2  Driving after 24 hours without sleep gives you the same risk as someone with a blood alcohol level of 0.1.