// the duration of each API.
type DiskMetrics struct {
	LastMinute              map[string]AccElem `json:"apiLatencies,omitempty"`
	APICalls                map[string]uint64  `json:"apiCalls,omitempty"`
	TotalWaiting            uint32             `json:"totalWaiting,omitempty"`
	TotalErrorsAvailability uint64             `json:"totalErrsAvailability"`
	TotalErrorsTimeout      uint64             `json:"totalErrsTimeout"`

	if opts.NoOp {
		if opts.Metrics {
			info.Metrics = p.getMetrics()
		}
		info.Metrics.TotalWrites = p.totalWrites.Load()
		info.Metrics.TotalDeletes = p.totalDeletes.Load()
		info.Metrics.TotalWaiting = uint32(p.health.waiting.Load())
		info.Metrics.TotalErrorsTimeout = p.totalErrsTimeout.Load()
		info.Metrics.TotalErrorsAvailability = p.totalErrsAvailability.Load()
		if p.health.isFaulty() {

				if err != nil {
					err = msgp.WrapError(err, "APICalls", za0003)
					return
				}
				z.APICalls[za0003] = za0004
			}
		case "TotalWaiting":
			z.TotalWaiting, err = dc.ReadUint32()
			if err != nil {
				err = msgp.WrapError(err, "TotalWaiting")
				return
			}
		case "TotalErrorsAvailability":
			z.TotalErrorsAvailability, err = dc.ReadUint64()
			if err != nil {