Reliable Insights A blog on monitoring, scale and operational Sanity Prometheus 2.18.0 is now out, following on from 2.17.0 with many fixes and improvements. This is a fairly light release. The most notable change is that the amount of WAL kept on disk has been halved from 6 to 3 hours, which came out of my research for a previous blog post. Federation now only queries the local TSDB, which should