From 061ea19702e05c00b9f2bc951caaebf52b5c10d5 Mon Sep 17 00:00:00 2001
From: SamTV12345 <40429738+samtv12345@users.noreply.github.com>
Date: Mon, 25 Aug 2025 21:13:38 +0200
Subject: [PATCH] chore: added documentation for prometheus

---
 CHANGELOG.md   |  7 +++++++
 doc/stats.adoc | 12 ++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b4a62b3a..53fcc4441 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# 2.5.1
+
+### Notable enhancements and fixes
+
+- Added endpoint for prometheus scraping. You can now scrape the metrics endpoint with prometheus. It is available at /stats/prometheus if you have enableMetrics set to true in your settings.json
+
+
 # 2.5.0
 
 ### Notable enhancements and fixes
diff --git a/doc/stats.adoc b/doc/stats.adoc
index e1665a853..d1e1a6380 100644
--- a/doc/stats.adoc
+++ b/doc/stats.adoc
@@ -17,3 +17,15 @@ We currently measure:
 Under the hood, we are happy to rely on https://github.com/felixge/node-measured[measured] for all our metrics needs.
 
 To modify or simply access our stats in your plugin, simply `require('ep_etherpad-lite/stats')` which is a https://yaorg.github.io/node-measured/packages/measured-core/Collection.html[`measured.Collection`].
+
+
+=== Prometheus scraper
+
+Besides the non standard `/stats` endpoint, Etherpad also exposes a `/stats/prometheus` endpoint which is compatible with Prometheus scraping. It includes a lot more metrics than the standard `/stats` endpoint. It contains the following metrics:
+
+- ueberdb stats
+- gc
+- memory
+- event loop lag
+- v8
+- and more