b, err := json.MarshalIndent(h, "", "  ")
	if err != nil {
		writer.Write([]byte(err.Error()))
		return
	}
	writer.Write(b)
}

// toHealingDisk converts the information to madmin.HealingDisk
func (h *healingTracker) toHealingDisk() madmin.HealingDisk {
	h.mu.RLock()
	defer h.mu.RUnlock()

	return madmin.HealingDisk{
		ID:                h.ID,
		HealID:            h.HealID,

			di.Scanning = info.Scanning
			di.State = diskErrToDriveState(err)
			di.FreeInodes = info.FreeInodes
			di.UsedInodes = info.UsedInodes
			if hi := disks[index].Healing(); hi != nil {
				hd := hi.toHealingDisk()
				di.HealInfo = &hd
			}
			di.Metrics = &madmin.DiskMetrics{
				LastMinute:              make(map[string]madmin.TimedAction, len(info.Metrics.LastMinute)),

	ahs.RLock()
	defer ahs.RUnlock()
	dst := make(map[string]madmin.HealingDisk, len(ahs.healStatus))
	for _, v := range ahs.healStatus {
		dst[v.Endpoint] = v.toHealingDisk()
	}

	return dst
}

// getHealLocalDiskEndpoints() returns the list of disks that need
// to be healed but there is no healing routine in progress on them.