If you’ve been running log management open-source for a while, you know how it is—popular stacks such as ELK, Grafana Loki, or Graylog give you the power and control you’re looking for, along with a generous side order of cluster babysitting and painful upgrades. Open-source log management can feel amazing right up until your storage costs explode, queries crawl, or the one person who really understands your setup hands in their notice.