---
title: "Top Noisy vSphere Rules and Monitors"
description: "This report analyzes alerting activity and provides information on the most frequent alerts that occur in the virtual infrastructure across a time range."
canonical: "https://helpcenter.veeam.com/docs/mp/vmware_guide/top_noisy_vsphere_rules_monitors.html"
breadcrumb: "Veeam MP for VMware User Guides > Operations Guide > Reports > Veeam VMware Analysis Reports > Top Noisy vSphere Rules and Monitors"
dateModified: "2026-09-08"
---

# Top Noisy vSphere Rules and Monitors

This report analyzes alerting activity and provides information on the most frequent alerts that occur in the virtual infrastructure across a time range.

## Example Output

In this example, the report allows you to find out 10 most frequent alerts that were triggered for vSphere hosts during this week.

To run this report:

1. From the **From** list, select *This week* > *Monday*. From the **To** list, select *This week* > *Friday*.
2. From the **Object Type** list, select *VMware vSphere Host*.
3. In the **Count** field, enter *10*.
4. Click **Run** to view the report.

[![Top Noisy vSphere Rules and Monitors Report Settings](images/top_noisy_rules_controls.png "Top Noisy vSphere Rules and Monitors Report Settings")](images/top_noisy_rules_controls.png){.toggle scale=65}

The report will show statistics for top 10 host-related alerts that occurred most frequently during the week.

It can be seen from the report output below that the “Top Noisy” monitor of the week was the *Veeam VMware: vSphere Host CPU Ready Time Analysis* monitor since it triggered:

- 829 alerts in total (that is, 74% of all alerts included in the report)
- 280 alerts caused by the *prod-esx1 host*
- 271 alerts caused by the *prod-esx3 host*
- 265 alerts caused by the *prod-esx2 host*
- 9, 3 and 1 alerts caused by *esx51-2.veeam.local*, *ahost.veeam.local* and *esx51-2.veeam.local* hosts correspondingly.

[![Top Noisy vSphere Rules and Monitors Report Output](images/top_noisy_rules_output.png "Top Noisy vSphere Rules and Monitors Report Output")](images/top_noisy_rules_output.png){.toggle scale=58}

You can click a number in the **Count** column of the output table to drill down to the Veeam Alert History Report from the [Veeam Report Library](https://helpcenter.veeam.com/docs/reportlib/guide/veeam_alert_history_report.html?ver=90).