We recommend using the following tools to monitor the performance:
Zabbix is an open-source monitoring software tool for diverse IT components, including networks, servers, virtual machines (VMs) and cloud services. Zabbix provides monitoring metrics, among others network utilization, CPU load and disk space consumption.
Grafana is the open-source analytics and monitoring solution for every database. It provides charts, graphs, and alerts for the web when connected to supported data sources.
Please, let us know in case any additional information is required.