{4 * humanize.MiByte, 2 * humanize.MiByte, 1, 2 * humanize.MiByte},
		{4 * humanize.MiByte, 2 * humanize.MiByte, 2, 2 * humanize.MiByte},
		{4 * humanize.MiByte, 2 * humanize.MiByte, 3, 0},
		// part size 2MiB, total size 5MiB
		{5 * humanize.MiByte, 2 * humanize.MiByte, 1, 2 * humanize.MiByte},
		{5 * humanize.MiByte, 2 * humanize.MiByte, 2, 2 * humanize.MiByte},
		{5 * humanize.MiByte, 2 * humanize.MiByte, 3, 1 * humanize.MiByte},

	}
	disks := setup.disks
	erasure, err := NewErasure(context.Background(), dataBlocks, parityBlocks, blockSize)
	if err != nil {
		t.Fatalf("failed to create ErasureStorage: %v", err)
	}
	// Prepare a slice of 5MiB with random data.
	data := make([]byte, 5*humanize.MiByte)
	length := int64(len(data))
	_, err = rand.Read(data)
	if err != nil {
		t.Fatal(err)
	}

	writers := make([]io.Writer, len(disks))

	}
	res, err := obj.NewMultipartUpload(context.Background(), "bucket", "key", opts)
	if err != nil {
		t.Fatalf("%s: <ERROR> %s", instanceType, err)
	}
	uploadID := res.UploadID

	// Create a byte array of 5MiB.
	data := bytes.Repeat([]byte("0123456789abcdef"), 5*humanize.MiByte/16)
	completedParts := CompleteMultipartUpload{}
	for i := 1; i <= 10; i++ {
		expectedETaghex := getMD5Hash(data)

		var calcPartInfo PartInfo

	// use cases where users are going to upload large files
	// using 'curl' and presigned URL.
	globalMaxObjectSize = 5 * humanize.TiByte

	// Minimum Part size for multipart upload is 5MiB
	globalMinPartSize = 5 * humanize.MiByte

	// Maximum Part ID for multipart upload is 10000
	// (Acceptable values range from 1 to 10000 inclusive)
	globalMaxPartID = 10000
)