queryValue := url.Values{}
	queryValue.Set("uploadId", uploadID)
	return makeTestTargetURL(endPoint, bucketName, objectName, queryValue)
}

// return URL for listen bucket notification.
func getListenNotificationURL(endPoint, bucketName string, prefixes, suffixes, events []string) string {
	queryValue := url.Values{}

	queryValue["prefix"] = prefixes

			done = globalScannerMetrics.time(scannerMetricTierObjSweep)
			globalExpiryState.enqueueFreeVersion(oi)
			done()
		}

		// These are rather expensive. Skip if nobody listens.
		if globalTrace.NumSubscribers(madmin.TraceScanner) > 0 {
			if len(fivs.FreeVersions) > 0 {
				res["free-versions"] = strconv.Itoa(len(fivs.FreeVersions))
			}

			if sizeS.versions > 0 {

	bucket := "ls-benchmark-bucket"
	// Create a bucket.
	err := obj.MakeBucket(context.Background(), bucket, MakeBucketOptions{})
	if err != nil {
		b.Fatal(err)
	}

	// Insert objects to be listed and benchmarked later.
	for i := 0; i < 20000; i++ {
		key := "obj" + strconv.Itoa(i)