+1 Good idea while ironing things out
- Houston On Sat, Mar 21, 2026 at 4:17 PM Jan Høydahl <[email protected]> wrote: > Hi, > > In 10.0 we shipped a brand new metrics system powered by OTEL > instrumentation. It has diferent metric names, and is not backward > compatible with the solr exporter from 9.x > We are in the process of building some Grafana boards for it, which > uncover needs for some changes. > We decided to change internal and OTLP metric names from underscore to dot > separators (https://github.com/apache/solr/pull/4223) to align with OTEL > semantic conventions. > We found two metrics that are pure duplicates with different names. > > Clearly, there is a need for some changes and stabilization of this brand > new feature. > Looking back we should have declared the feature as BETA and experimental > in 10.0, but we did not. > > I therefore propose that we declare it a BETA feature now, by adding a > disclaimer in Ref Guide and send an [ANNOUNCE] email to the lists. > > As 10.0 is still brand new and likely not yet in production many places, > and even fewer depending on the new metrics names, we could retroactively > delcare it BETA from version 10.0. > That will allow us to tweak things in the next few minor versions. Perhaps > we want to rename a few metrics with better names. Perhaps some need to > change slightly. > > It is unfortunate to do such things after a release, but it is better to > do it now when 19.0 is still fresh. The longer we wait the harder to > justify changes. > > If the PMC agrees (I don't think we need a vote), I can draft an announce > mail and a PR against branch_10_0 ref guide. > > Jan > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
