}

	return
}

func getOnlineOfflineDisksStats(disksInfo []madmin.Disk) (onlineDisks, offlineDisks madmin.BackendDisks) {
	onlineDisks = make(madmin.BackendDisks)
	offlineDisks = make(madmin.BackendDisks)

	for _, disk := range disksInfo {
		ep := disk.Endpoint
		if _, ok := offlineDisks[ep]; !ok {
			offlineDisks[ep] = 0
		}
		if _, ok := onlineDisks[ep]; !ok {
			onlineDisks[ep] = 0
		}
	}

func getOfflineDisks(offlineHost string, endpoints EndpointServerPools) []madmin.Disk {
	var offlineDisks []madmin.Disk
	for _, pool := range endpoints {
		for _, ep := range pool.Endpoints {
			if offlineHost == "" && ep.IsLocal || offlineHost == ep.Host {
				offlineDisks = append(offlineDisks, madmin.Disk{
					Endpoint:  ep.String(),
					State:     string(madmin.ItemOffline),
					PoolIndex: ep.PoolIdx,

		for _, s := range servers {
			allDisks = append(allDisks, s.Disks...)
		}
		onlineDisks, offlineDisks := getOnlineOfflineDisksStats(allDisks)

		backend = madmin.ErasureBackend{
			Type:             madmin.ErasureType,
			OnlineDisks:      onlineDisks.Sum(),
			OfflineDisks:     offlineDisks.Sum(),
			StandardSCParity: backendInfo.StandardSCParity,
			RRSCParity:       backendInfo.RRSCParity,

	content := make([]byte, size)

	for i := range dataDown {
		disks[i] = OfflineDisk
	}
	for i := data; i < data+parityDown; i++ {
		disks[i] = OfflineDisk
	}

	b.SetBytes(size)
	b.ReportAllocs()
	for b.Loop() {
		writers := make([]io.Writer, len(disks))
		for i, disk := range disks {
			if disk == OfflineDisk {
				continue
			}

			}
		}

		for i, r := range bitrotReaders {
			if r == nil {
				disks[i] = OfflineDisk
			}
		}
		if err == nil && !test.shouldFail {
			bitrotReaders = make([]io.ReaderAt, len(disks))
			for index, disk := range disks {
				if disk == OfflineDisk {
					continue
				}
				tillOffset := erasure.ShardFileOffset(test.offset, test.length, test.data)

			readers := make([]io.ReaderAt, len(latestDisks))
			prefer := make([]bool, len(latestDisks))
			checksumAlgo := erasureInfo.GetChecksumInfo(partNumber).Algorithm
			for i, disk := range latestDisks {
				if disk == OfflineDisk {
					continue
				}
				thisPartErrs := shuffleCheckParts(dataErrsByPart[partIndex], latestMeta.Erasure.Distribution)
				if thisPartErrs[i] != checkPartSuccess {
					continue
				}

	s.erasureDisksMu.RLock()
	defer s.erasureDisksMu.RUnlock()

	for i := range s.setCount {
		for j := 0; j < s.setDriveCount; j++ {
			disk := s.erasureDisks[i][j]
			if disk == OfflineDisk {
				continue
			}
			if !disk.IsOnline() {
				continue
			}
			diskMap[disk.Endpoint()] = disk
		}
	}
	return diskMap
}

		idMap[id] = struct{}{}
	}
	res := make([]StorageAPI, 0, len(idMap))
	for _, s := range z.serverPools {
		for _, set := range s.sets {
			for _, disk := range set.getDisks() {
				if disk == OfflineDisk {
					continue
				}
				if id, _ := disk.GetDiskID(); id != "" {
					if _, ok := idMap[id]; ok {
						res = append(res, disk)
					}
				}
			}
		}
	}
	return res
}

		// Get the checksums of the current part.
		readers := make([]io.ReaderAt, len(onlineDisks))
		prefer := make([]bool, len(onlineDisks))
		for index, disk := range onlineDisks {
			if disk == OfflineDisk {
				continue
			}
			if !metaArr[index].IsValid() {
				continue
			}
			if !metaArr[index].Erasure.Equal(fi.Erasure) {
				continue
			}