Forbes: 14 Essential Lessons Tech Leaders Should Learn From High-Profile Tech Failures

Perform A (True) Stress Test
Having worked with many enterprises in extremely large environments, these situations point to a challenge: There’s really no way to test how your code and infrastructure work in a crisis without causing a crisis. Just as disaster recovery “tests” are inferior to truly moving production around, you have to truly stress a system to know how it will respond. This is an underutilized way for the cloud to empower IT.
– Matthew Wallace, Faction CTO