2021​

• January 4 - Prometheus TSDB (Part 5): Queries
• July 27 - Prometheus TSDB (Part 6): Compaction and Retention
• September 14 - Prometheus TSDB (Part 7): Snapshot on Shutdown

2020​

• September 6 - “Optimisations” to Avoid
• September 19 - Prometheus TSDB (Part 1): The Head Block
• September 26 - Prometheus TSDB (Part 2): WAL and Checkpoint
• October 2 - Prometheus TSDB (Part 3): Memory Mapping of Head Chunks from Disk
• October 18 - Prometheus TSDB (Part 4): Persistent Block and its Index

2018​

• August 22 - Google Summer of Code 2018 with Prometheus