# File lib/fog/libvirt/models/compute/nodes.rb, line 12
        def all(filter=nil)
          data=[]
          node_info=Hash.new
          [:model, :memory, :cpus, :mhz, :nodes, :sockets, :cores, :threads].each do |param|
            begin
              node_info[param]=connection.node_get_info.send(param)
            rescue ::Libvirt::RetrieveError
              node_info[param]=nil
            end
          end
          [:type, :version, :node_free_memory, :max_vcpus].each do |param|
            begin
              node_info[param] = connection.send(param)
            rescue ::Libvirt::RetrieveError
              node_info[param]=nil
            end
          end
          node_info[:uri]=connection.uri
          data << { :raw => node_info }
          load(data)
        end