"uid": "${datasource}"
              },
              "expr": "container_memory_working_set_bytes{container=~\"discovery\", pod=~\"istiod-.*|istio-pilot-.*\"}",
              "format": "time_series",
              "hide": false,
              "intervalFactor": 2,
              "legendFormat": "Discovery (container)",
              "refId": "B",
              "step": 2
            },
            {