* @throws IllegalArgumentException if the object was not previously registered.
   */
  public void unregister(Object object) {
    subscribers.unregister(object);
  }

  /**
   * Posts an event to all registered subscribers. This method will return successfully after the
   * event has been posted to all subscribers, and regardless of any exceptions thrown by
   * subscribers.
   *

            writer.write("192.168.1.101 HOST2\n");
        }

        when(mockConfig.getLmHostsFileName()).thenReturn(lmhostsFile.getAbsolutePath());

        // Use getByName to trigger populate
        // Both hosts should be added in this simple case
        assertNotNull(lmhosts.getByName("HOST1", mockContext));
        assertNotNull(lmhosts.getByName("HOST2", mockContext));
    }

    @Test

			Help:      "Version of current MinIO server instance",
		},
		[]string{
			// current version
			"version",
			// commit-id of the current version
			"commit",
		},
	)
)

const (
	healMetricsNamespace = "self_heal"
	cacheNamespace       = "cache"
	s3Namespace          = "s3"
	bucketNamespace      = "bucket"
	minioNamespace       = "minio"
	diskNamespace        = "disk"

	"github.com/minio/pkg/v3/sync/errgroup"
	"github.com/puzpuzpuz/xsync/v3"
)

//go:generate stringer -type=healingMetric -trimprefix=healingMetric $GOFILE

type healingMetric uint8

const (
	healingMetricBucket healingMetric = iota
	healingMetricObject
	healingMetricCheckAbandonedParts
)

// List a prefix or a single object versions and heal

	xhttp "github.com/minio/minio/internal/http"
	"github.com/minio/minio/internal/logger"
	"github.com/minio/mux"
	"github.com/minio/pkg/v3/policy"
	"github.com/minio/pkg/v3/wildcard"
)

const (
	// STS API version.
	stsAPIVersion             = "2011-06-15"
	stsVersion                = "Version"
	stsAction                 = "Action"
	stsPolicy                 = "Policy"
	stsToken                  = "Token"

	errInvalidEncryptionParameters     = errors.New("The encryption parameters are not applicable to this object")
	errInvalidEncryptionParametersSSEC = errors.New("SSE-C encryption parameters are not supported on this bucket")
)

const (
	// SSECustomerKeySize is the size of valid client provided encryption keys in bytes.
	// Currently AWS supports only AES256. So the SSE-C key size is fixed to 32 bytes.
	SSECustomerKeySize = 32

// than small data threshold and checks reading them again
func TestPutObjectSmallInlineData(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	const numberOfDisks = 4

	// Create an instance of xl backend.
	obj, fsDirs, err := prepareErasure(ctx, numberOfDisks)
	if err != nil {
		t.Fatal(err)
	}

	// Cleanup backend directories.

			if !errors.Is(err, context.Canceled) {
				storageLogIf(ctx, fmt.Errorf("saving pool.bin for pool index %d failed with: %v", i, err))
			}
			return err
		}
	}
	return nil
}

const (
	poolMetaName      = "pool.bin"
	poolMetaFormat    = 1
	poolMetaVersionV1 = 1
	poolMetaVersion   = poolMetaVersionV1
)

// Init() initializes pools and saves additional information about them

   * collection-based APIs. Further, this method allows precise control over the runtime type of the
   * output array, and may, under certain circumstances, be used to save allocation costs.
   *
   * <p>Suppose {@code x} is a queue known to contain only strings. The following code can be used
   * to dump the queue into a newly allocated array of {@code String}:
   *
   * <pre>

// 3. Binary. Blob of metadata. Length 0 on directories.
// ... Next element.
//
// Streams can be assumed to be sorted in ascending order.
// If the stream ends before a false boolean it can be assumed it was truncated.

const metacacheStreamVersion = 2

// metacacheWriter provides a serializer of metacache objects.
type metacacheWriter struct {
	streamErr   error
	mw          *msgp.Writer
	creator     func() error
	closer      func() error