Cloud Monitoring Software facilitates real-time tracking, optimization, and management of cloud resources by offering detailed analytics and proactive alerts to improve performance and reliability in cloud environments.Cloud Monitoring Software plays a crucial role in managing modern IT environments by providing comprehensive insight into infrastructure health and application performance. These tools are essential for identifying potential issues before they disrupt business operations....
I have a good experience with IBM developer.ibm.com/node/monitoring-post-mortem/ and it is free. you also find here what to monitor.
PM2 monitoring tool for Zabbix
Node.js-powered daemon and utility that monitors a PM2 instance and sends status updates to the Zabbix server monitoring solution.