i create a MongoDB exporter like this link How To Monitor MongoDB with Grafana and Prometheus on Ubuntu 20.04 | DigitalOcean . But when I get metrics by curl http://localhost:9216/metrics |grep mongo. the returrn like that
HELP mongodb_exporter_build_info A metric with a constant ‘1’ value labeled by version, revision, branch, and goversion from which mongodb_exporter was built.
HELP mongodb_exporter_last_scrape_duration_seconds Duration of the last scrape of metrics from MongoDB.
HELP mongodb_exporter_last_scrape_error Whether the last scrape of metrics from MongoDB resulted in an error (1 for error, 0 for success).
HELP mongodb_exporter_scrape_errors_total Total number of times an error occurred scraping a MongoDB.
How I can export more metric