Bartlomiej Plotka

To answer: https://github.com/prometheus/prometheus/issues/14749#issuecomment-2632524838 When I tested the "incompatible" downgrade, Prometheus simply fails to start. To recover one would need to delete the problematic tsdb blocks. Is that helpful @gavine ?

With 2.53.5 this change is now unblocked (fields can be removed)

Yes, I believe we can do this now 👍 Thanks for helping!

We discussed this with @alanprot and @yeya24 during KubeCon NA. It's pretty hard to find this discussion (it's buried in this PR) but I think the gist is that, with...

Nice! I like the discussion as well. 2c: > But I don't want to live in a world where people look at a PromQL expression, and the next question they...

Love this idea! This is something we are discussing to leverage in Thanos too cc @moadz @fpetkovski Details make sense, except for one thing that might matter for Thanos systems...

I might need to implement this for easier Prometheus debugging. I plan to start by introducing the config option. The CLI setting will control the logging from start to config...

If the use case is to reduce cardinality for part for a single series without removing that series, then we might want to solve this with https://github.com/prometheus/prometheus/pull/10529 which is progressing...

Can't we use native histogram chunk format as a first step? I guess that's the alternative 1, right?

That's separate discussion than chunk format, or is it similar decision?