diff --git a/content/rancher/v2.6/en/monitoring-alerting/configuration/_index.md b/content/rancher/v2.6/en/monitoring-alerting/configuration/_index.md
index 078bf7f31e4..e8204151ee9 100644
--- a/content/rancher/v2.6/en/monitoring-alerting/configuration/_index.md
+++ b/content/rancher/v2.6/en/monitoring-alerting/configuration/_index.md
@@ -11,6 +11,8 @@ For information on configuring custom scrape targets and rules for Prometheus, p
 
 The resource requests and limits for the monitoring application can be configured when installing `rancher-monitoring`. For more information about the default limits, see [this page.](./helm-chart-options/#configuring-resource-limits-and-requests)
 
+>**Warning:** On an idle cluster, Monitoring V2 has significantly higher CPU usage (up to 70%) as compared to Monitoring V1. 
+
 # Prometheus Configuration
 
 It is usually not necessary to directly edit the Prometheus custom resource.