External Blog Posts

2022-09-07 New in Grafana Mimir: Introducing out-of-order sample ingestion
2021-11-03 How sparse histograms can improve efficiency, precision, and mergeability in Prometheus TSDB
2021-02-18 Introducing the '@' Modifier
2021-02-17 Introducing Feature Flags
2020-10-15 We’re making Prometheus use less memory and restart faster
2020-07-27 What recent optimizations in the Prometheus storage engine, TSDB, will enable in the future
2020-06-10 New in Prometheus v2.19.0: Memory-mapping of full chunks of the head block reduces memory usage by as much as 40%
2020-04-29 How Cortex uses the Prometheus Write-Ahead Log (WAL) to prevent data loss
2019-12-05 [PromCon Recap] A Look at TSDB, One Year In
2019-10-31 Lifting the Index Size Limit of Prometheus with Postings Compression
2019-07-11 Prometheus v2.11 Released
2019-01-28 Subquery Support