The statistics files are documents that show real-time information about the Wazuh environment as the processed events, received messages and the state of the remote connections.
Agents statistical files:
ossec-agentd.state - It shows number of generated events, last connection, agent status and some other useful information about the agent.
Manager statistical files:
ossec-remoted.state - It shows information about the remote daemon.
ossec-analysisd.state - It shows information about the analysis daemon.