parityDrives = er.defaultParityCount
	}
	if opts.MaxParity {
		parityDrives = len(storageDisks) / 2
	}
	if !opts.MaxParity && globalStorageClass.AvailabilityOptimized() {
		// If we have offline disks upgrade the number of erasure codes for this object.
		parityOrig := parityDrives

		var offlineDrives int
		for _, disk := range storageDisks {
			if disk == nil || !disk.IsOnline() {
				parityDrives++

			return
		}
		if !objInfo.RestoreOngoing && !objInfo.RestoreExpires.IsZero() {
			statusCode = http.StatusAccepted
			alreadyRestored = true
		}
	}
	// set or upgrade restore expiry
	restoreExpiry := lifecycle.ExpectedExpiryTime(time.Now().UTC(), rreq.Days)
	metadata := cloneMSS(objInfo.UserDefined)

	// update self with restore metadata
	if rreq.Type != SelectRestoreRequest {