---
title: "vApp Performance"
description: "This report aggregates historical data and shows performance statistics for a selected vApp and resource pools across a time range."
canonical: "https://helpcenter.veeam.com/docs/one/userguide/vapp_performance.html"
breadcrumb: "User Guide > Reports > Predefined Veeam ONE Reports > vApp Performance"
dateModified: "2026-10-23"
---

# vApp Performance

This report aggregates historical data and shows performance statistics for a selected vApp and resource pools across a time range.

- The **Performance** subsections show tables and performance charts with CPU, memory, disk and network usage statistics, list top resource consuming VMs and displays resource usage trends for them.

## Report Parameters

You can specify the following report parameters:

- **vApp**: defines the vApp to analyze in the report.
- **Period**: defines the time period to analyze in the report.
- **Business hours only**: defines time of a day for which historical performance data will be used to calculate the performance trend. All data beyond this interval will be excluded from the baseline used for data analysis.
- **Top N**: defines the maximum number of VMs to display in the report output.

[![vApp Performance Report](images/vapp_performance_01.png "vApp Performance Report")](images/vapp_performance_01.png){.toggle scale=50}

## Use Case

The report helps you identify vApps with performance issues and decide whether additional right-sizing or reconfiguration actions are necessary.