bytesReceivedPerSecondData,
		bytesSentPerSecondData,
		packetsReceivedDiscardedData,
		packetsReceivedErrorsData,
		packetsOutboundDiscardedData,
		packetsOutboundErrorsData,
	)
	return n.listInterfaceStats(), nil
}

// mergeCollectedData merges the collected data into cache. It should be invoked under lock protected.
func (n *networkCounter) mergeCollectedData(packetsReceivedPerSecondData,
	packetsSentPerSecondData,

		cpuUsageCoreNanoSeconds:   uint64(ProcessorCount()) * 1e7,
		cpuUsageNanoCores:         0,
		memoryPrivWorkingSetBytes: 2,
		memoryCommittedBytes:      3,
		interfaceStats:            networkAdapterCounter.listInterfaceStats(),
		timeStamp:                 time.Now(),
	}
	assert.Equal(t, expectedMetrics, metrics)
}

func TestConvertCPUValue(t *testing.T) {
	testCases := []struct {
		cpuValue uint64
		expected uint64