Replicating Data in Distributed Systems with LiteFS and Litestream

The chapter delves into the process of replicating data in distributed systems using LiteFS and Litestream, discussing how secondary servers are aware of primary servers and using rolling checksums for data integrity. It explains the concept of write forwarding, challenges with speed of light causing out-of-order appearances, setting up LiteFS on fly.io, and the differences between LiteFS and Litestream. The chapter also explores the integration with WordPress, LiteFS Cloud for backups, and the future plans to improve LiteFS performance and features.