- This field is optional for distributed deployments. If you don't set this field in a federated setup, we use the IP addresses of
hosts passed to the MinIO server startup and use them for DNS entries.

### Run Multiple Clusters

> cluster1

```sh
export MINIO_ETCD_ENDPOINTS="http://remote-etcd1:2379,http://remote-etcd2:4001"
export MINIO_DOMAIN=domain.com
export MINIO_PUBLIC_IPS=44.35.2.1,44.35.2.2,44.35.2.3,44.35.2.4

   *
   * <p>This method should return promptly; prefer to do work on a different thread where it is
   * convenient. It is invoked exactly once on service startup, even when {@link #startAsync} is
   * called multiple times.
   */
  @ForOverride
  protected abstract void doStart();

  /**
   * This method should be used to initiate service shutdown. The invocation of this method should

    /**
     * Test stateful transformer
     */
    public void test_statefulTransformer() {
        StatefulTransformer transformer = new StatefulTransformer("statefulTransformer");

        // Process multiple URLs
        String[] urls = { "http://example1.com", "http://example2.com", "http://example3.com" };

        for (String url : urls) {
            ResponseData responseData = new ResponseData();

    val builderList: List<KeyStore.Builder> =
      listOf(
        KeyStore.Builder.newInstance("PKCS11", null, KeyStore.CallbackHandlerProtection(callbackHandler)),
        // Example if you want to combine multiple keystore types
        // KeyStore.Builder.newInstance("PKCS12", null, File("keystore.p12"), PasswordProtection("rosebud".toCharArray()))
      )

    val keyManagerFactory = KeyManagerFactory.getInstance("NewSunX509")

type fanOutOptions struct {
	Kind     crypto.Type
	KeyID    string
	Key      []byte
	KmsCtx   kms.Context
	Checksum *hash.Checksum
	MD5Hex   string
}

// fanOutPutObject takes an input source reader and fans out multiple PUT operations
// based on the incoming fan-out request, a context cancellation by the caller
// would ensure all fan-out operations are canceled.

     *
     * @param content the content to set
     */
    public ExtractData(final String content) {
        this.content = content;
    }

    /**
     * Puts multiple values for a given key in the metadata.
     *
     * @param key the metadata key
     * @param values the values to associate with the key
     */
    public void putValues(final String key, final String[] values) {

   *
   * <p>This is guaranteed to return zero if the dataset contains only exactly one finite value. It
   * is not guaranteed to return zero when the dataset consists of the same value multiple times,
   * due to numerical errors. However, it is guaranteed never to return a negative result.
   *
   * <h3>Non-finite values</h3>
   *

              fail("Should not have been invoked again");
            }
            alreadyCalledEndOfData = true;
            return endOfData();
          }
        };

    /*
     * We test multiple calls to peek() to make sure that one bad call doesn't interfere with its
     * ability to throw the correct exception in the future.
     */
    assertThrows(NoSuchElementException.class, empty::peek);

 * reduce contention. Method {@link #sum} (or, equivalently, {@link #longValue}) returns the current
 * total combined across the variables maintaining the sum.
 *
 * <p>This class is usually preferable to {@link AtomicLong} when multiple threads update a common
 * sum that is used for purposes such as collecting statistics, not for fine-grained synchronization
 * control. Under low update contention, the two classes have similar characteristics. But under

 * This class handles DFS referral responses that redirect clients to alternate servers for accessing
 * distributed file system resources, supporting multiple DFS versions and referral types.
 */
public class Referral implements Decodable {

    /**
     * Default constructor for Referral.
     */
    public Referral() {
        // Default constructor
    }