wg           sync.WaitGroup
	streamErr    error
	blockEntries int
}

// newMetacacheBlockWriter provides a streaming block writer.
// Each block is the size of the capacity of the input channel.
// The caller should close to indicate the stream has ended.
func newMetacacheBlockWriter(in <-chan metaCacheEntry, nextBlock func(b *metacacheBlock) error) *metacacheBlockWriter {
	w := metacacheBlockWriter{blockEntries: cap(in)}
	w.wg.Add(1)

	}

	// There are two possibilities:
	// - We use a KMS -> There must be non-empty key ID and a KMS data key.
	// - We use a K/V -> There must be no key ID and no KMS data key.
	// Otherwise, the caller has passed an invalid argument combination.
	if keyID == "" && len(kmsKey) != 0 {
		logger.CriticalIf(context.Background(), errors.New("The key ID must not be empty if a KMS data key is present"))
	}

// When the config has no selector labels, this method will treat it as qualified namespace level
// config. So configs passed into this method should only contains workload's namespaces configs
// and rootNamespaces configs, caller should be responsible for controlling configs passed
// in.
func findMatchedConfigs(podsLabels klabels.Set, configs []*config.Config) []*config.Config {
	var cfgs []*config.Config

	for _, cfg := range configs {

		}
	}
	if sysStat != nil {
		return h, sysStat(fi, h, doNameLookups)
	}
	return h, nil
}

// FileInfoNames extends [fs.FileInfo].
// Passing an instance of this to [FileInfoHeader] permits the caller
// to avoid a system-dependent name lookup by specifying the Uname and Gname directly.
type FileInfoNames interface {
	fs.FileInfo
	// Uname should give a user name.
	Uname() (string, error)

func (h *metrics) setConnFailure(reqStartTime time.Time) {
	h.Lock()
	defer h.Unlock()
	h.LastCheckFailure = reqStartTime
}

func (h *metrics) updateLastFullMinute(currReqMinute time.Time) {
	// Assumes the caller has h.Lock()'ed
	h.lastFullMinute = h.currentMinute
	h.currentMinute = serviceRTTMinuteStats{
		statsTime: currReqMinute,
	}
}

// format of a log entry to the configured http endpoint.
// An internal buffer of logs is maintained but when the
// buffer is full, new logs are just ignored and an error
// is returned to the caller.
type Target struct {
	totalMessages  int64
	failedMessages int64
	status         int32

	// Worker control
	workers    int64
	maxWorkers int64
	// workerStartMu sync.Mutex
	lastStarted time.Time

	iamOS.Lock()
	defer iamOS.Unlock()
	iamOS.iamCache.iamSTSAccountsMap = stsAccountsFromStore
	iamOS.iamCache.iamSTSPolicyMap = stsAccPoliciesFromStore

	return nil
}

// Assumes cache is locked by caller.
func (iamOS *IAMObjectStore) loadAllFromObjStore(ctx context.Context, cache *iamCache) error {
	if iamOS.objAPI == nil {
		return errServerNotInitialized
	}

	bootstrapTraceMsg("loading all IAM items")

	// The C string is allocated in the C heap using malloc.
	// It is the caller's responsibility to arrange for it to be
	// freed, such as by calling C.free (be sure to include stdlib.h
	// if C.free is needed).
	func C.CString(string) *C.char

	// Go []byte slice to C array
	// The C array is allocated in the C heap using malloc.
	// It is the caller's responsibility to arrange for it to be

}

// xlMetaV2Version describes the journal entry, Type defines
// the current journal entry type other types might be nil based
// on what Type field carries, it is imperative for the caller
// to verify which journal type first before accessing rest of the fields.
type xlMetaV2Version struct {
	Type             VersionType           `json:"Type" msg:"Type"`

	runtime.SetMutexProfileFraction(0) // Disable until needed
	runtime.SetBlockProfileRate(0)     // Disable until needed
}

// Starts a profiler returns nil if profiler is not enabled, caller needs to handle this.
func startProfiler(profilerType string) (minioProfiler, error) {
	var prof profilerWrapper
	prof.ext = "pprof"
	// Enable profiler and set the name of the file that pkg/pprof