}
			consolidatedReport.BucketStats[opts] = d
		}
	}
	return consolidatedReport
}

func (sys *NotificationSys) collectPeerMetrics(ctx context.Context, peerChannels []<-chan MetricV2, g *errgroup.Group) <-chan MetricV2 {
	ch := make(chan MetricV2)
	var wg sync.WaitGroup
	for index, err := range g.Wait() {
		if err != nil {
			if sys.peerClients[index] != nil {

// Updates are sent on a regular basis and the caller *must* consume them.
func (er erasureObjects) nsScanner(ctx context.Context, buckets []BucketInfo, wantCycle uint32, updates chan<- dataUsageCache, healScanMode madmin.HealScanMode) error {
	if len(buckets) == 0 {
		return nil
	}

	// Collect disks we can use.
	disks, healing := er.getOnlineDisksWithHealing(false)
	if len(disks) == 0 {

	defer n.Unlock()
	n.RX = 0
	n.RXSample = 0
	n.lastToConnect = time.Time{}
	n.firstToDisconnect = time.Time{}
}

// Reader to read random data.
type netperfReader struct {
	n   uint64
	eof chan struct{}
	buf []byte
}

func (m *netperfReader) Read(b []byte) (int, error) {
	select {
	case <-m.eof:
		return 0, io.EOF
	default:
	}
	n := copy(b, m.buf)
	atomic.AddUint64(&m.n, uint64(n))

		return err
	}))
}

// WalkDirHandler - remote caller to list files and folders in a requested directory path.
func (s *storageRESTServer) WalkDirHandler(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) (gerr *grid.RemoteErr) {
	var opts WalkDirOptions
	_, err := opts.UnmarshalMsg(payload)
	if err != nil {
		return grid.NewRemoteErr(err)
	}

	if !s.checkID(opts.DiskID) {

// The returned function will return the results once there is enough or input is closed,
// or the context is canceled.
func (o *listPathOptions) gatherResults(ctx context.Context, in <-chan metaCacheEntry) func() (metaCacheEntriesSorted, error) {
	resultsDone := make(chan metaCacheEntriesSorted)
	// Copy so we can mutate
	resCh := resultsDone
	var done bool
	var mu sync.Mutex
	resErr := io.EOF

	go func() {

	name := newTgt.Name()

	currentBuff, ok := logChBuffers[name]
	if !ok {
		logChBuffers[name] = make(chan interface{}, requiredCap)
		currentCap = requiredCap
	} else {
		currentCap = cap(currentBuff)
		requiredCap += len(currentBuff)
	}

	if requiredCap > currentCap {
		logChBuffers[name] = make(chan interface{}, requiredCap)

		if len(currentBuff) > 0 {
		drain:
			for {
				select {

type ObjectLayer interface {
	// Locking operations on object.
	NewNSLock(bucket string, objects ...string) RWLocker

	// Storage operations.
	Shutdown(context.Context) error
	NSScanner(ctx context.Context, updates chan<- DataUsageInfo, wantCycle uint32, scanMode madmin.HealScanMode) error
	BackendInfo() madmin.BackendInfo
	StorageInfo(ctx context.Context, metrics bool) StorageInfo
	LocalStorageInfo(ctx context.Context, metrics bool) StorageInfo

	"github.com/minio/minio/internal/logger"
	"github.com/minio/minio/internal/mcontext"
)

type apiConfig struct {
	mu sync.RWMutex

	requestsDeadline time.Duration
	requestsPool     chan struct{}
	clusterDeadline  time.Duration
	listQuorum       string
	corsAllowOrigins []string
	// total drives per erasure set across pools.
	totalDriveCount       int
	replicationPriority   string

func WithDeadline[V any](ctx context.Context, timeout time.Duration, work func(ctx context.Context) (result V, err error)) (result V, err error) {
	ctx, cancel := context.WithTimeout(ctx, timeout)
	defer cancel()

	c := make(chan ioret[V], 1)
	go func() {
		v, err := work(ctx)
		c <- ioret[V]{val: v, err: err}
	}()

	select {
	case v := <-c:
		return v.val, v.err
	case <-ctx.Done():
		var zero V

// GetLock tries to get a write lock on dm before the timeout elapses.
//
// If the lock is already in use, the calling go routine
// blocks until either the mutex becomes available and return success or
// more time has passed than the timeout value and return false.
func (dm *DRWMutex) GetLock(ctx context.Context, cancel context.CancelFunc, id, source string, opts Options) (locked bool) {
	isReadLock := false