Zabbix is a free and open source enterprise-ready software used to monitor the availability of systems and network components. Zabbix can monitor thousands of servers, virtual machines or network components simultaneously. Zabbix can monitor almost everything related to a system such as CPU, memory, disk space and IO, processes, network, databases, virtual machines, and web services. If IPMI access is provided to Zabbix then it can also monitor the hardware such as temperature, voltage and so on......