partEncryptionKey := objectEncryptionKey.DerivePartKey(uint32(partID))
			in := io.Reader(hashReader)
			if size > encryptBufferThreshold {
				// The encryption reads in blocks of 64KB.
				// We add a buffer on bigger files to reduce the number of syscalls upstream.
				in = bufio.NewReaderSize(hashReader, encryptBufferSize)
			}
			reader, err = sio.EncryptReader(in, sio.Config{Key: partEncryptionKey[:], CipherSuites: fips.DARECiphers()})

	objLayer, disks, err := prepareTestBackend(ctx, instanceType)
	if err != nil {
		b.Fatalf("Failed obtaining Temp Backend: <ERROR> %s", err)
	}
	// cleaning up the backend by removing all the directories and files created on function return.
	defer removeRoots(disks)

	// uses *testing.B and the object Layer to run the benchmark.
	runPutObjectPartBenchmark(b, objLayer, objSize)
}

// Wrapper for calling testMultipartObjectCreation for both Erasure and FS.
func TestMultipartObjectCreation(t *testing.T) {
	ExecExtendedObjectLayerTest(t, testMultipartObjectCreation)
}

// Tests validate creation of part files during Multipart operation.
func testMultipartObjectCreation(obj ObjectLayer, instanceType string, t TestErrHandler) {
	var opts ObjectOptions
	err := obj.MakeBucket(context.Background(), "bucket", MakeBucketOptions{})

	if err != nil {
		return Info{}, err
	}
	reservedBlocks := s.Bfree - s.Bavail
	info = Info{
		Total:  uint64(s.Bsize) * (s.Blocks - reservedBlocks),
		Free:   uint64(s.Bsize) * s.Bavail,
		Files:  s.Files,
		Ffree:  s.Ffree,
		FSType: getFSType(s.Fstypename[:]),
	}
	if info.Free > info.Total {

MinIO FIPS executables are available at <http://dl.min.io> - they are only published for `linux-amd64` architecture as binary files with the suffix `.fips`. We also publish corresponding container images to our official image repositories.

	EnvRootUser     = "MINIO_ROOT_USER"
	EnvRootPassword = "MINIO_ROOT_PASSWORD"

	// Legacy files
	EnvAccessKeyFile = "MINIO_ACCESS_KEY_FILE"
	EnvSecretKeyFile = "MINIO_SECRET_KEY_FILE"

	// Current files
	EnvRootUserFile     = "MINIO_ROOT_USER_FILE"
	EnvRootPasswordFile = "MINIO_ROOT_PASSWORD_FILE"

	// Set all config environment variables from 'config.env'
	// if necessary. Overrides all previous settings and also

				offline++
			}
		}
		if offline > 0 {
			tags["offline"] = offline
		}

		_, file, line, cok := runtime.Caller(1)
		if cok {
			tags["caller"] = fmt.Sprintf("%s:%d", file, line)
		}

		defer auditDanglingObjectDeletion(ctx, bucket, object, m.VersionID, tags)

		err = errFileNotFound
		if opts.VersionID != "" {

- Secure File Transfer Protocol (SFTP) – Defined by the Internet Engineering Task Force (IETF) as an
  extended version of SSH 2.0, allowing file transfer over SSH and for use with Transport Layer
  Security (TLS) and VPN applications.

- File Transfer Protocol over SSL/TLS (FTPS) – Encrypted FTP communication via TLS certificates.

		}
	}
	return err
}

// Reliably retries os.RemoveAll if for some reason os.RemoveAll returns
// syscall.ENOTEMPTY (children has files).
func reliableRemoveAll(dirPath string) (err error) {
	i := 0
	for {
		// Removes all the directories and files.
		if err = RemoveAll(dirPath); err != nil {
			// Retry only for the first retryable error.
			if isSysErrNotEmpty(err) && i == 0 {
				i++
				continue

	if direntInode(dirent) == 0 { // File absent in directory.
		return
	}
	switch dirent.Type {
	case syscall.DT_REG:
		typ = 0
	case syscall.DT_DIR:
		typ = os.ModeDir
	case syscall.DT_LNK:
		typ = os.ModeSymlink
	default:
		// Skip all other file types. Revisit if/when this code needs
		// to handle such files, MinIO is only interested in
		// files and directories.
		typ = unexpectedFileMode
	}