Optimising Prometheus 2.6.0 Memory Usage with pprof

There have been some reportsthat compaction was causing larger memory spikes than was desirable. I dug into this and improved it for Prometheus 2.6.0, so let’s see how. Firstly I wrote a test setup that created some samples for 100k time series, in a way that would require compaction. It would be nice to get […]