usage:
  zabbix_agentd [-c config-file]
  zabbix_agentd [-c config-file] -p
  zabbix_agentd [-c config-file] -t item-key
  zabbix_agentd [-c config-file] -R runtime-option
  zabbix_agentd -h
  zabbix_agentd -V

A Zabbix daemon for monitoring of various server parameters.

Options:
  -c --config config-file        Path to the configuration file
                                 (default: "/etc/zabbix/zabbix_agentd.conf")
  -f --foreground                Run Zabbix agent in foreground
  -p --print                     Print known items and exit
  -t --test item-key             Test specified item and exit
  -R --runtime-control runtime-option   Perform administrative functions

    Runtime control options:
      userparameter_reload       Reload user parameters from the configuration file
      log_level_increase=target  Increase log level, affects all processes if
                                 target is not specified
      log_level_decrease=target  Decrease log level, affects all processes if
                                 target is not specified

      Log level control targets:
        process-type             All processes of specified type (active checks,
                                 collector, listener)
        process-type,N           Process type and number (e.g., listener,3)
        pid                      Process identifier, up to 65535. For larger
                                 values specify target as "process-type,N"

  -h --help                      Display this help message
  -V --version                   Display version number

Default loadable module location:
  LoadModulePath                 "/usr/lib/modules"

Example: zabbix_agentd -c /etc/zabbix/zabbix_agentd.conf

Report bugs to: <https://support.zabbix.com>
Zabbix home page: <http://www.zabbix.com>
Documentation: <https://www.zabbix.com/documentation>