Here’s what LSFS (WAFL, CASL) is About: Where Log-Structuring Concept Came From, What It’s Good for and Why

Log-Structured File System is a relatively new idea and the technology is obviously effective. However, it is a tool specially crafted for virtualization workload, thus it only works in certain cases. It won’t work out as a common file system for everyday tasks. The idea came from “transaction logs”, which aggregated small random writes into a log to copy them eventually to the “final destination”. Then ZIL (ZFS Intent Log) adopted the same principle in a file system. Converged deployment of Storage Spaces Direct for private clouds                           … Continue reading Here’s what LSFS (WAFL, CASL) is About: Where Log-Structuring Concept Came From, What It’s Good for and Why