How can you effectively monitor the performance of VMs in vCenter?

Monitoring the performance of virtual machines (VMs) in vCenter is most effectively done through performance charts and metrics. vCenter provides a built-in suite of performance monitoring tools that allow administrators to track key metrics such as CPU usage, memory consumption, disk I/O, and network traffic. These tools present real-time data and historical performance trends, which are essential for understanding the health and performance of VMs.

Performance charts help identify bottlenecks and resource contention, allowing for troubleshooting and optimization. By analyzing these metrics, administrators can take proactive measures to ensure that the VMs are running efficiently and meeting the needs of their workloads. This integrated approach enables quicker responses to issues and better resource management within the virtual environment.

The other options provide alternative methods of monitoring, but they may not offer the comprehensive insights and convenience that vCenter's performance charts and metrics provide. External monitoring applications might complement the functionality but typically require additional configuration and may not be as seamlessly integrated. Manual inspections can be time-consuming and prone to human error, and relying solely on them could lead to potential oversights. Using VPN connections does not directly relate to monitoring performance; instead, it focuses on secure remote access. Thus, using performance charts and metrics stands out as the most effective and efficient