Frederic Branczyk

Is there a particular reason we’re doing this in the query range API? I personally find this an odd placement and usage of arrow, typically arrow the format used within...

Got it. That makes sense. I hope that eventually, we have PromQL be arrow-based, and then it doesn't really matter, but until then I agree it's difficult to make a...

I’ve thought about this even more and I think I’ve come to the conclusion that samples should be a list of a struct that under the hood is just a...

Nothing I suggested is custom, I think serializing the labels as metadata as it's proposed in this PR is very custom. I think a dictionary + RLE encoded string column...

Thank you so much for putting that together! I commented with a few thoughts. I think there are a few things to explore, but loving where this is going. (btw...

This repository is all about maintaining Grafana instances in an immutable way where everything is configured via files, so I don't see how deleting data sources can be combined with...

Aha I see! The whole file is actually templated using `_config.datasources` configuration: https://github.com/brancz/kubernetes-grafana/blob/199e363523104ff8b3a12483a4e3eca86372b078/grafana/grafana.libsonnet#L188 This means that you can arbitrarily configure that configuration option and it will be reflected when starting...

This is actually about the certificates that clients use to communicate with the Kubernetes API. Check the certificates that the kubelets, scheduler(s) and controller-manager(s) use.

Can you just check that you've checked every client that appears when you run this query? ``` max(apiserver_request_count) by(client) ``` The values don't matter it's just an aggregation so we...

You can always just silence an alert in Alertmanager :slightly_smiling_face: nonetheless we should figure out what's up here.