"targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${datasource}"
          },
          "expr": "sum(container_memory_working_set_bytes{pod=~\"istio-ingressgateway-.*\"}) / count(container_memory_working_set_bytes{pod=~\"istio-ingressgateway-.*\",container!=\"POD\"})",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "per istio-ingressgateway",

      "pluginVersion": "10.1.5",
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${datasource}"
          },
          "expr": "sum(container_memory_working_set_bytes{container=\"istio-proxy\"})",
          "format": "time_series",
          "hide": false,
          "intervalFactor": 2,
          "legendFormat": "Total (k8s)",
          "refId": "A",
          "step": 2

            },
            {
              "datasource": {
                "type": "prometheus",
                "uid": "${datasource}"
              },
              "expr": "container_memory_working_set_bytes{container=~\"discovery\", pod=~\"istiod-.*|istio-pilot-.*\"}",
              "format": "time_series",
              "hide": false,
              "intervalFactor": 2,