stress test

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A graded test to measure an individual's heart rate and oxygen intake while undergoing strenuous physical exercise, as on a treadmill.
• noun A test performed on a system or organization to determine its susceptibility to failure under various conditions.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun medicine A test of cardiac function after a standardized amount of exertion.
• noun Any test of function in response to stress.
• noun banking, finance A test of an organization's ability to meet its financial obligations in adverse financial circumstances.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a test measuring how a system functions when subjected to controlled amounts of stress