From 3af559641e9d21a74b2cc04b03edc20969973eb4 Mon Sep 17 00:00:00 2001
From: Dragos Misca <dragosvictor@users.noreply.github.com>
Date: Wed, 26 Jun 2024 16:42:07 -0700
Subject: [PATCH] [feat][doc] PIP-264: Add broker connection metrics (#921)

* Add broker connection metrics

* Update attribute value
---
 docs/reference-metrics-opentelemetry.md | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/docs/reference-metrics-opentelemetry.md b/docs/reference-metrics-opentelemetry.md
index 33a49b895a17..d767d98cd90d 100644
--- a/docs/reference-metrics-opentelemetry.md
+++ b/docs/reference-metrics-opentelemetry.md
@@ -8,6 +8,27 @@ Pulsar exposes the following OpenTelemetry metrics.
 
 ## Broker
 
+### Connection Metrics
+
+#### pulsar.broker.connection.count
+The number of connections.
+* Type: UpDownCounter
+* Unit: `{connection}`
+* Attributes:
+  * `pulsar.connection.status` - The status of the connection. Can be one of:
+    * `active`
+    * `open`
+    * `close`
+
+#### pulsar.broker.connection.create.operation.count
+The number of connection create operations.
+* Type: UpDownCounter
+* Unit: `{operation}`
+* Attributes:
+  * `pulsar.connection.create.operation.status` - The status of the create operation. Can be one of:
+    * `success`
+    * `failure`
+
 ### Topic Messaging metrics
 
 #### pulsar.broker.topic.subscription.count