Understanding the Robustness of SSDs under Power Fault
Explore the robustness of Solid State Drives (SSDs) under power fault conditions in this 32-minute conference talk from FAST '13. Delve into a new methodology for exposing reliability issues in block devices during power failures, a common occurrence in data centers. Learn about the specially-designed hardware for injecting power faults, workloads for stressing storage components, and techniques for detecting various types of failures. Discover the surprising results from testing fifteen commodity SSDs from five different vendors, revealing issues such as bit corruption, shorn writes, unserializable writes, metadata corruption, and total device failure. Gain insights into the challenges posed by modern storage technology and the importance of understanding component behavior during power faults for designing robust storage systems.