docs: document available cert-manager Prometheus metrics - #2222
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docs: document available cert-manager Prometheus metrics#2222amarkdotdev wants to merge 1 commit into
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List controller Prometheus metrics (certificates, challenges, issuers, ACME/Venafi clients, sync, clock) on the metrics page, and warn that labeled series appear only after first use. Fixes cert-manager#850 Signed-off-by: amarkdotdev <amarkdotdev@users.noreply.github.com>
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Summary
pkg/metricsandinternal/collectors./metricsseries often appear only after first use, which can look like a scrape failure right after startup.Fixes #850
Test plan
content/docs/devops-tips/prometheus-metrics.mdand confirm the new Available metrics section renders with tables for each categoryinternal/collectors