Once the config changes are applied, proceed to restart **Hadoop** services.

![hdfs-services](https://github.com/minio/minio/blob/master/docs/bigdata/images/image7.png?raw=true "hdfs restart services")

### **3.2 Configure Spark2**

Navigate to **Services** -> **Spark2** -> **CONFIGS** as shown below

![spark-config](https://github.com/minio/minio/blob/master/docs/bigdata/images/image6.png?raw=true "spark config")

    /** Account control bit flag: Normal user account */
    public static final int ACB_NORMAL = 16;
    /** Account control bit flag: MNS logon user account */
    public static final int ACB_MNS = 32;
    /** Account control bit flag: Interdomain trust account */
    public static final int ACB_DOMTRUST = 64;
    /** Account control bit flag: Workstation trust account */
    public static final int ACB_WSTRUST = 128;

        SMBUtil.writeInt8(0, buffer, dataOffset + 16);
        // LastWriteTime
        SMBUtil.writeInt8(0, buffer, dataOffset + 24);
        // ChangeTime
        SMBUtil.writeInt8(0, buffer, dataOffset + 32);
        // EndOfFile
        SMBUtil.writeInt8(0, buffer, dataOffset + 40);
        // AllocationSize
        SMBUtil.writeInt8(0, buffer, dataOffset + 48);
        // ExtFileAttributes

    /** Account control bit flag: Normal user account */
    public static final int ACB_NORMAL = 16;
    /** Account control bit flag: MNS logon user account */
    public static final int ACB_MNS = 32;
    /** Account control bit flag: Interdomain trust account */
    public static final int ACB_DOMTRUST = 64;
    /** Account control bit flag: Workstation trust account */
    public static final int ACB_WSTRUST = 128;

- github.com/spf13/viper: [v1.3.2 → v1.4.0](https://github.com/spf13/viper/compare/v1.3.2...v1.4.0)
- github.com/tmc/grpc-websocket-proxy: [89b8d40 → 0ad062e](https://github.com/tmc/grpc-websocket-proxy/compare/89b8d40...0ad062e)
- go.opencensus.io: v0.21.0 → v0.22.2
- go.uber.org/atomic: v1.3.2 → v1.4.0
- golang.org/x/exp: 4b39c73 → da58074
- golang.org/x/image: 0694c2d → cff245a

      Iterable<? extends IteratorFeature> features,
      Iterable<E> expectedElements,
      KnownOrder knownOrder,
      int startIndex) {
    // periodically we should manually try (steps * 3 / 2) here; all tests but
    // one should still pass (testVerifyGetsCalled()).
    stimuli = (Stimulus<E, ? super I>[]) new Stimulus<?, ?>[steps];
    if (!elementsToInsertIterable.iterator().hasNext()) {

        final int ntResponseOffset = readULong(material, 24);
        final byte[] domain = readSecurityBuffer(material, 28);
        final int domainOffset = readULong(material, 32);
        final byte[] user = readSecurityBuffer(material, 36);
        final int userOffset = readULong(material, 40);
        final byte[] workstation = readSecurityBuffer(material, 44);

	"github.com/minio/minio/internal/hash"
	xhttp "github.com/minio/minio/internal/http"
)

func getDefaultOpts(header http.Header, copySource bool, metadata map[string]string) (opts ObjectOptions, err error) {
	var clientKey [32]byte
	var sse encrypt.ServerSide

	opts = ObjectOptions{UserDefined: metadata}
	if v, ok := header[xhttp.MinIOSourceProxyRequest]; ok {
		opts.ProxyHeaderSet = true
		opts.ProxyRequest = strings.Join(v, "") == "true"
	}

			field.Size = 64
		case reflect.Int8, reflect.Uint8:
			field.Size = 8
		case reflect.Int16, reflect.Uint16:
			field.Size = 16
		case reflect.Int32, reflect.Uint32, reflect.Float32:
			field.Size = 32
		}
	}

	// setup permission
	if val, ok := field.TagSettings["-"]; ok {
		val = strings.ToLower(strings.TrimSpace(val))
		switch val {
		case "-":
			field.Creatable = false

pkg debug/elf, const R_MIPS_REL32 = 3
pkg debug/elf, const R_MIPS_REL32 R_MIPS
pkg debug/elf, const R_MIPS_RELGOT = 36
pkg debug/elf, const R_MIPS_RELGOT R_MIPS
pkg debug/elf, const R_MIPS_SCN_DISP = 32
pkg debug/elf, const R_MIPS_SCN_DISP R_MIPS
pkg debug/elf, const R_MIPS_SHIFT5 = 16
pkg debug/elf, const R_MIPS_SHIFT5 R_MIPS
pkg debug/elf, const R_MIPS_SHIFT6 = 17
pkg debug/elf, const R_MIPS_SHIFT6 R_MIPS