healthcheck:
    test: ["CMD", "mc", "ready", "local"]
    interval: 5s
    timeout: 5s
    retries: 5

# starts 4 docker containers running minio server instances.
# using nginx reverse proxy, load balancing, you can access
# it through port 9000.
services:
  minio1:
    <<: *minio-common
    hostname: minio1
    volumes:
      - edata1-1:/edata1
      - edata1-2:/edata2
      - edata1-3:/edata3

var mountPointCache sync.Map

// IsLikelyMountPoint determines if a directory is a mountpoint.
func IsLikelyMountPoint(path string) bool {
	path = filepath.Dir(path)
	if v, ok := mountPointCache.Load(path); ok {
		return v.(bool)
	}
	wpath, _ := windows.UTF16PtrFromString(path)
	wvolume := make([]uint16, len(path)+1)

	if err := windows.GetVolumePathName(wpath, &wvolume[0], uint32(len(wvolume))); err != nil {

func (z *erasureServerPools) Init(ctx context.Context) error {
	// Load rebalance metadata if present
	err := z.loadRebalanceMeta(ctx)
	if err != nil {
		return fmt.Errorf("failed to load rebalance data: %w", err)
	}

	// Start rebalance routine
	z.StartRebalance()

	meta := poolMeta{}
	if err := meta.load(ctx, z.serverPools[0], z.serverPools); err != nil {
		return err
	}

			if node.GridHost == "" {
				bugLogIf(context.Background(), fmt.Errorf("gridHost is empty for peer %s", node.Host), node.Host+":gridHost")
				return nil
			}
			gc := gridConn.Load()
			if gc != nil {
				return gc
			}
			gm := globalGrid.Load()
			if gm == nil {
				return nil
			}
			gc = gm.Connection(node.GridHost)
			if gc == nil {

	}

	// Get lock. Either we get it or we wait for it.
	t.updating.Lock()
	if time.Since(time.UnixMilli(t.lastUpdateMs.Load())) < ttl {
		// There is a new value, release lock and return it.
		v = t.valErr.Load()
		t.updating.Unlock()
		return v.v, v.e
	}
	t.update()
	v = t.valErr.Load()
	t.updating.Unlock()
	return v.v, v.e
}

func (t *Cache[T]) update() {
	val, err := t.updateFn()

}

// loadFormatErasureAll - load all format config from all input disks in parallel.
func loadFormatErasureAll(storageDisks []StorageAPI, heal bool) ([]*formatErasureV3, []error) {
	// Initialize list of errors.
	g := errgroup.WithNErrs(len(storageDisks))

	// Initialize format configs.
	formats := make([]*formatErasureV3, len(storageDisks))

	// Load format from each disk in parallel

	sysCPULoad      = "load"
	sysCPULoadPerc  = "load_perc"
	sysCPUNice      = "nice"
	sysCPUSteal     = "steal"
	sysCPUSystem    = "system"
	sysCPUUser      = "user"
)

var (
	sysCPUAvgIdleMD   = NewGaugeMD(sysCPUAvgIdle, "Average CPU idle time")
	sysCPUAvgIOWaitMD = NewGaugeMD(sysCPUAvgIOWait, "Average CPU IOWait time")
	sysCPULoadMD      = NewGaugeMD(sysCPULoad, "CPU load average 1min")

| `minio_node_cpu_avg_load5`           | CPU load average 5min.                     |
| `minio_node_cpu_avg_load5_avg`       | CPU load average 5min (avg).               |
| `minio_node_cpu_avg_load5_max`       | CPU load average 5min (max).               |
| `minio_node_cpu_avg_load5_perc`      | CPU load average 5min (percentage).        |

		cpuNice:           "CPU nice time",
		cpuLoad1:          "CPU load average 1min",
		cpuLoad5:          "CPU load average 5min",
		cpuLoad15:         "CPU load average 15min",
		cpuLoad1Perc:      "CPU load average 1min (perentage)",
		cpuLoad5Perc:      "CPU load average 5min (percentage)",
		cpuLoad15Perc:     "CPU load average 15min (percentage)",
	}
	resourceMetricsGroups = []*MetricsGroupV2{

	if v, ok := c.outgoing.Load(m.MuxID); ok {
		var cErr muxConnectError
		_, err := cErr.UnmarshalMsg(m.Payload)
		gridLogIf(ctx, err)
		v.error(RemoteErr(cErr.Error))
		return
	}
	PutByteBuffer(m.Payload)
}

func (c *Connection) handleAckMux(ctx context.Context, m message) {
	PutByteBuffer(m.Payload)
	v, ok := c.outgoing.Load(m.MuxID)
	if !ok {
		if m.Flags&FlagEOF == 0 {