2 Agent - Zabbix
https://www.zabbix.com/documentation/current/manual/concepts/agentZabbix agents are extremely efficient because of use of native system calls for gathering statistical information. Passive and active checks. Zabbix agents can perform passive and active checks. In a passive check the agent responds to a data request. Zabbix server (or proxy) asks for data, for example, CPU load, and Zabbix agent sends back the ...
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