},
          "expr": "sum(container_memory_working_set_bytes{namespace!=\"istio-system\",container=\"istio-proxy\"}) / count(container_memory_working_set_bytes{namespace!=\"istio-system\",container=\"istio-proxy\"})",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "per istio proxy",
          "refId": "B"
        }
      ],
      "title": "Memory Usage",

	"google.golang.org/grpc"
	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"istio.io/api/label"
	"istio.io/istio/istioctl/pkg/clioptions"
	"istio.io/istio/istioctl/pkg/xds"
	pilotxds "istio.io/istio/pilot/pkg/xds"
	"istio.io/istio/pkg/kube"
	istioversion "istio.io/istio/pkg/version"
)

const (
	// Service account to create tokens in
	tokenServiceAccount = "default"

  istioctl dashboard istiod-debug istiod-123-456.istio-system

  # Open Istio debug web UI for the istiod-56dd66799-jfdvs pod in a custom namespace
  istioctl dashboard istiod-debug istiod-123-456 -n custom-ns

  # Open Istio debug web UI for any Istiod pod
  istioctl dashboard istiod-debug deployment/istiod.istio-system

  # with short syntax
  istioctl dash istiod-debug pilot-123-456.istio-system

               "legendFormat": "Container ({{pod}})"
            },
            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "$datasource"
               },
               "expr": "sum by (pod) (go_memstats_stack_inuse_bytes{app=\"istiod\"})",
               "legendFormat": "Stack ({{pod}})"

      ],
      "protocol": "TCP",
      "uid": "Kubernetes//Pod/istio-system/istiod-test-6bdfb786d-s58pj",
      "name": "istiod-test-6bdfb786d-s58pj",
      "namespace": "istio-system",
      "trustDomain": "cluster.local",
      "serviceAccount": "istiod-test",
      "workloadName": "istiod-test",
      "workloadType": "deployment",
      "canonicalName": "istiod",
      "canonicalRevision": "latest",
      "network": "network2",

# Architecture of Istiod

This document describes the high level architecture of the Istio control plane, Istiod.
Istiod is structured as a modular monolith, housing a wide range of functionality from certificate signing, proxy configuration (XDS), traditional Kubernetes controllers, and more.

## Proxy Configuration

	"net/url"
	"regexp"
	"sort"
	"strings"
	"sync"
	"text/tabwriter"

	"github.com/spf13/cobra"
	"sigs.k8s.io/yaml"

	"istio.io/api/label"
	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/istioctl/pkg/clioptions"
	"istio.io/istio/istioctl/pkg/completion"
	"istio.io/istio/pkg/log"
)

type flagState interface {
	run(out io.Writer) error
}

var (
	_ flagState = (*resetState)(nil)

	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/runtime/serializer"

	"istio.io/api/label"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/test/env"
	"istio.io/istio/pkg/test/util/assert"
)

var (
	defaultRevisionCanonicalWebhook = admitv1.MutatingWebhookConfiguration{
		ObjectMeta: metav1.ObjectMeta{
			Name:   "istio-sidecar-injector",
			Labels: map[string]string{label.IoIstioRev.Name: "default"},
		},

                        "healthStatus": "HEALTHY",
                        "metadata": {
                            "filterMetadata": {
                                "istio": {
                                    "workload": "istio-ingressgateway;istio-system;istio-ingressgateway;latest;Kubernetes"
                                }
                            }
                        },
                        "loadBalancingWeight": 1

      loadBalancingWeight: 1
      metadata:
        filterMetadata:
          istio:
            workload: istio-ingressgateway;istio-system;istio-ingressgateway;latest;Kubernetes
    loadBalancingWeight: 1
    locality: {}
  policy:
    overprovisioningFactor: 140
- clusterName: outbound|443||istiod.istio-system.svc.cluster.local
  endpoints:
  - lbEndpoints:
    - endpoint:
        address: