Method: OpenNebula::VirtualMachine#monitoring

Defined in:
lib/opennebula/virtual_machine.rb

#monitoring(xpath_expressions) ⇒ Hash<String, Array<Array<int>>>, OpenNebula::Error

Retrieves this VM’s monitoring data from OpenNebula

Examples:

vm.monitoring( ['MONITORING/CPU', 'MONITORING/NETTX'] )

{
 "MONITORING/CPU"=>[["1435085098", "47"], ["1435085253", "5"],
   ["1435085410", "48"], ["1435085566", "3"], ["1435088136", "2"]],
 "MONITORING/NETTX"=>[["1435085098", "0"], ["1435085253", "50"],
   ["1435085410", "50"], ["1435085566", "50"], ["1435085723", "50"]]
}

Parameters:

  • xpath_expressions (Array<String>) —

    Elements to retrieve.

Returns:

  • (Hash<String, Array<Array<int>>>, OpenNebula::Error) —

    Hash with the requested xpath expressions, and an Array of ‘timestamp, value’.



572
573
574
575
 
# File 'lib/opennebula/virtual_machine.rb', line 572

def monitoring(xpath_expressions)
    return super(VM_METHODS[:monitoring], 'VM',
        'LAST_POLL', xpath_expressions)
end