TotalErrorsAvailability uint64             `json:"totalErrsAvailability"`
	TotalErrorsTimeout      uint64             `json:"totalErrsTimeout"`
	TotalWrites             uint64             `json:"totalWrites"`
	TotalDeletes            uint64             `json:"totalDeletes"`
}

// VolsInfo is a collection of volume(bucket) information
type VolsInfo []VolInfo

			z.TotalErrorsTimeout, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "TotalErrorsTimeout")
				return
			}
		case "TotalWrites":
			z.TotalWrites, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "TotalWrites")
				return
			}
		case "TotalDeletes":
			z.TotalDeletes, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "TotalDeletes")

	deletes := make([]uint64, len(infos))
	writes := make([]uint64, len(infos))
	for index, di := range infos {
		deletes[index] = di.Metrics.TotalDeletes
		writes[index] = di.Metrics.TotalWrites
	}

	filter := func(list []uint64) (commonCount uint64) {
		maxCnt := 0
		signatureMap := map[uint64]int{}
		for _, v := range list {
			signatureMap[v]++
		}