These are opt-in plugins living in Solr-core. A user can configure reporters on all their nodes publishing to a node that has the MetricsCollectorHandler configured. AB explains their use here: https://issues.apache.org/jira/browse/SOLR-15007?focusedCommentId=17234635&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-17234635
When deeming something is not used/needed, I recommend digging through commit history & JIRA, and even commenting on the JIRA introducing whatever it was years later to ask questions like this. ~ David Smiley Apache Lucene/Solr Search Developer http://www.linkedin.com/in/davidwsmiley On Thu, Jun 23, 2022 at 10:16 AM Jason Gerlowski <gerlowsk...@gmail.com> wrote: > Hi all, > > I was poking around and noticed what I think are some remnants on > "main" of the metrics-history feature that was removed in 9.0. > Particularly I'm wondering about the "MetricsCollectorHandler" and > "SolrReporter" classes. > > Neither is referenced elsewhere in the code base or ref-guide as far > as I can tell. It looks like they were introduced as a part of > SOLR-9858, which looks like a piece of the metrics-history work. > (Though to play devil's advocate: that doesn't necessarily mean that > they're not still useful even now that metrics-history is gone.) > > Anyway - if anyone has context on these classes or knows whether they > can be deleted, please let me know. > > Best, > > Jason > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@solr.apache.org > For additional commands, e-mail: dev-h...@solr.apache.org > >
