func (u *unifier) nify(x, y Type, mode unifyMode, p *ifacePair) (result bool) {
	u.depth++
	if traceInference {
		u.tracef("%s ≡ %s\t// %s", x, y, mode)
	}
	defer func() {
		if traceInference && !result {
			u.tracef("%s ≢ %s", x, y)
		}
		u.depth--
	}()

	// nothing to do if x == y
	if x == y || Unalias(x) == Unalias(y) {
		return true
	}

var (
	EnvironmentResourceDetector = &core.TypedExtensionConfig{
		Name:        "envoy.tracers.opentelemetry.resource_detectors.environment",
		TypedConfig: protoconv.MessageToAny(&resourcedetectors.EnvironmentResourceDetectorConfig{}),
	}
	DynatraceResourceDetector = &core.TypedExtensionConfig{
		Name:        "envoy.tracers.opentelemetry.resource_detectors.dynatrace",

type regionFingerprint struct {
	Frame trace.StackFrame
	Type  string
}

func fingerprintRegion(r *trace.UserRegionSummary) regionFingerprint {
	return regionFingerprint{
		Frame: regionTopStackFrame(r),
		Type:  r.Name,
	}
}

func regionTopStackFrame(r *trace.UserRegionSummary) trace.StackFrame {
	var frame trace.StackFrame
	if r.Start != nil && r.Start.Stack() != trace.NoStack {

	Outgoing     func(n int64)               // Record outgoing bytes.
	BlockConnect chan struct{}               // If set, incoming and outgoing connections will be blocked until closed.
	TraceTo      *pubsub.PubSub[madmin.TraceInfo, madmin.TraceType]
}

// NewManager creates a new grid manager
func NewManager(ctx context.Context, o ManagerOptions) (*Manager, error) {
	found := false
	if o.AuthRequest == nil {

			case jentry:
				transitionLogIf(es.ctx, deleteObjectFromRemoteTier(es.ctx, v.ObjName, v.VersionID, v.TierName))
			case freeVersionTask:
				oi := v.ObjectInfo
				traceFn := globalLifecycleSys.trace(oi)
				if !oi.TransitionedObject.FreeVersion {
					// nothing to be done
					return
				}

				ignoreNotFoundErr := func(err error) error {
					switch {

              }
            ]
          }
        ]
      }
    ]
  }
  ,
  "tracing": {
    "http": {
      "name": "envoy.tracers.opencensus",
      "typed_config": {
        "@type": "type.googleapis.com/envoy.config.trace.v3.OpenCensusConfig",
        "ocagent_exporter_enabled": true,
        "ocagent_address": "dns://my-oca/endpoint",
        "incoming_trace_context": ["TRACE_CONTEXT"],

              }
            ]
          }
        ]
      }
    ]
  }
  ,
  "tracing": {
    "http": {
      "name": "envoy.tracers.datadog",
      "typed_config": {
        "@type": "type.googleapis.com/envoy.config.trace.v3.DatadogConfig",
        "collector_cluster": "datadog_agent",
        "service_name": "istio-proxy"
      }
    }
  }
  
  
  ,

				time.Sleep(5 * time.Second)
			}
		}
	}()
}

// Trace - send http trace request to peer nodes
func (client *peerRESTClient) Trace(ctx context.Context, traceCh chan<- []byte, traceOpts madmin.ServiceTraceOpts) {
	go func() {
		for {
			// Blocks until context is canceled or an error occurs.
			client.doTrace(ctx, traceCh, traceOpts)
			select {
			case <-ctx.Done():
				return
			default:

	// Perform a traceAcquire/traceRelease on behalf of mp to
	// synchronize with the tracer trying to flush our buffer
	// as well.
	seq := mp.trace.seqlock.Add(1)
	if debugTraceReentrancy && seq%2 != 1 {
		throw("bad use of trace.seqlock or tracer is reentrant")
	}
	systemstack(func() {
		lock(&trace.lock)
		for i := range mp.trace.buf {
			if mp.trace.buf[i] != nil {
				// N.B. traceBufFlush accepts a generation, but it

              }
            ]
          }
        ]
      }
    ]
  }
  ,
  "tracing": {
    "http": {
      "name": "envoy.tracers.zipkin",
      "typed_config": {
        "@type": "type.googleapis.com/envoy.config.trace.v3.ZipkinConfig",
        "collector_cluster": "zipkin",
        "collector_endpoint": "/api/v2/spans",
        "collector_endpoint_version": "HTTP_JSON",