Spanner Omni Reaches GA, Replacing Google's Atomic Clocks and File System with Software
Google has made Spanner Omni generally available, running its distributed SQL database on-premises, across clouds or on a laptop. Doing so meant replacing Colossus with a Colossus-like abstraction layer and TrueTime with software-based time synchronization. There is no availability SLA, and practitioners are pricing the move in tail latency and operational toil. By Steef-Jan Wiggers
We haven't written up this one. InfoQ has the full story — the link below goes straight to it.