# File lib/fog/compute/ecloud/models/compute_pool.rb, line 24
        def cpu_usage
          # time ? query = "/details?time=#{Time.parse(time).utc.strftime("%Y-%m-%dT%H:%M:%SZ")}" : query = ""
          @cpu_usage ||= Fog::Compute::Ecloud::CpuUsageDetailSummary.new(:service => service, :href => "#{service.base_path}/computePools/#{id}/usage/cpu")
        end