What recent optimizations in the Prometheus storage engine, TSDB, will enable in the future by Ganesh Vernekar | 27 Jul 2020 Prometheus maintainer Ganesh Vernekar recaps his PromCon Online talk about the past year’s work on TSDB -- and gives insights into what could come … Read more
New in Prometheus v2.19.0: Memory-mapping of full chunks of the head block reduces memory usage by as much as 40% by Ganesh Vernekar | 10 Jun 2020 Here’s a closer look at the new Prometheus feature of memory-mapping of in-memory chunks. Read more
How Cortex uses the Prometheus Write-Ahead Log (WAL) to prevent data loss by Ganesh Vernekar | 29 Apr 2020 The WAL feature, added in January 2020, is ready to shed its experimental tag. Read more
[PromCon Recap] A Look at TSDB, One Year In by Ganesh Vernekar | 5 Dec 2019 At PromCon, Ganesh Vernekar gave an overview of the past year’s work on TSDB, the storage engine for Prometheus 2.x. Read more
Lifting the Index Size Limit of Prometheus with Postings Compression by Ganesh Vernekar | 31 Oct 2019 Here’s a look at the postings compression work by GSoC student Alec Wang and how it helps lift the index size limit of Prometheus. Read more
Prometheus v2.11 Released by Ganesh Vernekar | 11 Jul 2019 Prometheus v2.11 was just released. Here are some highlights of the new features, improvements, and bug fixes. Read more
