# https://lyft.github.io/envoy/docs/operations/admin.html
  # for more details
  proxyAdminPort: 15000
  #
  # Zipkin trace collector
  zipkinAddress: ""
  #
  # Statsd metrics collector converts statsd metrics into Prometheus metrics.
  statsdUdpAddress: ""
  #
  # Mutual TLS authentication between sidecars and istio control plane.
  controlPlaneAuthPolicy: NONE
  #

}

func DataDogAddress(value string) Instance {
	return newOptionOrSkipIfZero("datadog", value).withConvert(addressConverter(value))
}

func StatsdAddress(value string) Instance {
	return newOptionOrSkipIfZero("statsd", value).withConvert(addressConverter(value))
}

func TracingTLS(value *networkingAPI.ClientTLSSettings, metadata *model.BootstrapNodeMetadata, isH2 bool) Instance {
	return newOptionOrSkipIfZero("tracing_tls", value).

		if x.ServiceCluster == "" {
			proxyConfig.ClusterName = &meshconfig.ProxyConfig_ServiceCluster{ServiceCluster: serviceCluster}
		}
	}
	// resolve statsd address
	if proxyConfig.StatsdUdpAddress != "" {
		addr, err := network.ResolveAddr(proxyConfig.StatsdUdpAddress)
		if err != nil {
			log.Warnf("resolve StatsdUdpAddress failed: %v", err)
			proxyConfig.StatsdUdpAddress = ""

// CHECK-NEXT: %[[split:.*]]:2 = "tfl.split"
// CHECK-NEXT: %[[stats1:.*]] = "quantfork.stats"(%[[split]]#0) <{layerStats = dense<[-1.000000e+00, 1.000000e+00]>
// CHECK-NEXT: %[[stats2:.*]] = "quantfork.stats"(%[[split]]#1) <{layerStats = dense<[-1.000000e+00, 1.000000e+00]>
// CHECK-NEXT: return %[[stats1]], %[[stats2]] : tensor<2xf32>, tensor<2xf32>
}

// CHECK-LABEL: import_stats_name_port

}{}

// RPCStats holds information about the DHCP/TCP metrics and errors
type RPCStats struct {
	Errs uint64

	DialAvgDuration uint64
	DialErrs        uint64
}

// GetRPCStats returns RPC stats, include calls errors and dhcp/tcp metrics
func GetRPCStats() RPCStats {
	s := RPCStats{
		Errs:     atomic.LoadUint64(&globalStats.errs),
		DialErrs: atomic.LoadUint64(&globalStats.tcpDialErrs),
	}

apiVersion: release-notes/v2
kind: bug-fix
area: telemetry
issue:
  - 43908
  - 44144
releaseNotes:
  - |

apiVersion: release-notes/v2
kind: feature
area: telemetry
releaseNotes:
- |
  **Updated** Telemetry API uses a new native extension for Prometheus stats
  instead of the Wasm-based extension. This improves CPU overhead and memory
  usage of the feature. Custom dimensions no longer require regex and bootstrap
  annotations. If customizations use CEL expressions with Wasm attributes, they

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	runtime.ReadMemStats(&mstats)

	if stats.NumGC != int64(mstats.NumGC) {
		t.Errorf("stats.NumGC = %d, but mstats.NumGC = %d", stats.NumGC, mstats.NumGC)
	}
	if stats.PauseTotal != time.Duration(mstats.PauseTotalNs) {
		t.Errorf("stats.PauseTotal = %d, but mstats.PauseTotalNs = %d", stats.PauseTotal, mstats.PauseTotalNs)
	}
	if stats.LastGC.UnixNano() != int64(mstats.LastGC) {

apiVersion: release-notes/v2
kind: feature
area: istioctl
issue: []
releaseNotes:
  - |