From 059c6c947f22702d2eee8c7c8c5607458d806427 Mon Sep 17 00:00:00 2001
From: Ramunas Balukonis <95075496+ramunas-omnisend@users.noreply.github.com>
Date: Fri, 16 Aug 2024 10:45:32 +0300
Subject: [PATCH] exclude system collections

---
 exporter/indexstats_collector.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/exporter/indexstats_collector.go b/exporter/indexstats_collector.go
index 9f75bf2db..4d38546b1 100644
--- a/exporter/indexstats_collector.go
+++ b/exporter/indexstats_collector.go
@@ -87,6 +87,11 @@ func (d *indexstatsCollector) collect(ch chan<- prometheus.Metric) {
 		database := parts[0]
 		collection := strings.Join(parts[1:], ".")
 
+		// exclude system collections
+		if strings.HasPrefix(collection, "system.") {
+			continue
+		}
+
 		aggregation := bson.D{
 			{Key: "$indexStats", Value: bson.M{}},
 		}