Probably the best place to ask about specifics of monitoring Elasticsearch is on an Elasticsearch mailing list. Questions like how to query Elasticsearch for read-only state fall into this category.
If you're asking about how to monitor Elasticsearch with Prometheus: googling for "elasticsearch prometheus metrics" the top two hits are: https://medium.com/rahasak/monitor-elasticsearch-with-prometheus-and-grafana-687a0b6712 https://www.elastic.co/blog/elasticsearch-observability-embracing-prometheus-and-openmetrics-standards-for-metrics -- You received this message because you are subscribed to the Google Groups "Prometheus Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/prometheus-users/3ec6ea28-3bd0-423e-92e5-4199217537ae%40googlegroups.com.

