swapStats.SwapAvailableBytes = &swapAvailableBytes
		}
	}

	return swapStats
}

// latestContainerStats returns the latest container stats from cadvisor, or nil if none exist
func latestContainerStats(info *cadvisorapiv2.ContainerInfo) (*cadvisorapiv2.ContainerStats, bool) {
	stats := info.Stats
	if len(stats) < 1 {
		return nil, false
	}

// false otherwise.
func hasMemoryAndCPUInstUsage(info *cadvisorapiv2.ContainerInfo) bool {
	if !info.Spec.HasCpu || !info.Spec.HasMemory {
		return false
	}
	cstat, found := latestContainerStats(info)
	if !found {
		return false
	}
	if cstat.CpuInst == nil {
		return false
	}
	return cstat.CpuInst.Usage.Total != 0 && cstat.Memory.RSS != 0
}