// Should only be modified before any calls are made.
	MaxErrResponseSize int64

	// Avoid metrics update if set to true
	NoMetrics bool

	// TraceOutput will print debug information on non-200 calls if set.
	TraceOutput io.Writer // Debug trace output

	httpClient   *http.Client
	url          *url.URL
	newAuthToken func(audience string) string

	sync.RWMutex // mutex for lastErr

			dcinfo.ID = diskID
			return dcinfo, err
		},
	)

	// Success.
	return s, nil
}

// getDiskInfo returns given disk information.
func getDiskInfo(drivePath string) (di disk.Info, err error) {
	if err = checkPathLength(drivePath); err == nil {
		di, err = disk.GetInfo(drivePath, false)
	}
	switch {
	case osIsNotExist(err):

- [IV](#iv): is a randomly generated initialization vector. It is public and part of the object metadata.
- `context_values`: are values like the bucket and object name and other information which should be cryptographically bound to the KEK.

To summarize for any encrypted object there exists (at least) three different keys:

			Key:   Optimize,
			Value: "availability",
		},
		config.KV{
			Key:           InlineBlock,
			Value:         "",
			HiddenIfEmpty: true,
		},
	}
)

// StorageClass - holds storage class information
type StorageClass struct {
	Parity int
}

// ConfigLock is a global lock for storage-class config
var ConfigLock sync.RWMutex

// Config storage class configuration
type Config struct {

	reader io.Reader
	// Current decrypter for the current encrypted data block
	decrypter io.Reader
	// Start sequence number
	startSeqNum uint32
	// Current part index
	partIndex int
	// Parts information
	parts          []ObjectPartInfo
	header         http.Header
	bucket, object string
	metadata       map[string]string

	partDecRelOffset, partEncRelOffset int64

	copySource bool
	// Customer Key

	failOnErr(err)
	if !bytes.Equal(got, data[skip:]) {
		logger.Fatal(errSelfTestFailure, "compress: self-test roundtrip mismatch.")
	}
}

// getDiskInfos returns the disk information for the provided disks.
// If a disk is nil or an error is returned the result will be nil as well.
func getDiskInfos(ctx context.Context, disks ...StorageAPI) []*DiskInfo {
	res := make([]*DiskInfo, len(disks))

//
// If a user is passed, it returns policies of the user along with any groups
// that the server knows the user is a member of.
//
// In LDAP users mode, the server does not store any group membership
// information in IAM (i.e sys.iam*Map) - this info is stored only in the STS
// generated credentials. Thus we skip looking up group memberships, user map,
// and group map and check the appropriate policy maps directly.

| `minio_node_iam_sync_failures`             | Number of failed IAM data syncs since server start.         |
| `minio_node_iam_sync_successes`            | Number of successful IAM data syncs since server start.     |

## Information Lifecycle Management (ILM) Metrics

| Name                                                         | Description                                                                                                |

			resultsMu.Lock()
			results.NodeResults = append(results.NodeResults, result)
			resultsMu.Unlock()
			return
		}()
	}
	wg.Wait()
	return
}

// GetClusterInfo - returns site replication information.
func (c *SiteReplicationSys) GetClusterInfo(ctx context.Context) (info madmin.SiteReplicationInfo, err error) {
	c.RLock()
	defer c.RUnlock()
	if !c.enabled {
		return info, nil
	}

	info.Enabled = true

	for _, tgtArn := range tgtArns {
		opts.TargetArn = tgtArn
		replicate = rcfg.Replicate(opts)
		// when incoming delete is removal of a delete marker(a.k.a versioned delete),
		// GetObjectInfo returns extra information even though it returns errFileNotFound
		if gerr != nil {
			validReplStatus := false
			switch oi.TargetReplicationStatus(tgtArn) {
			case replication.Pending, replication.Completed, replication.Failed: