},
          "expr": "irate(process_cpu_seconds_total{app=\"istiod\"}[1m])",
          "format": "time_series",
          "hide": false,
          "intervalFactor": 2,
          "legendFormat": "pilot (self-reported)",
          "refId": "C",
          "step": 2
        }
      ],
      "title": "vCPU",
      "type": "timeseries"
    },
    {
      "datasource": {

            "uid": "${datasource}"
          },
          "expr": "sum(istio_build{component=\"pilot\"}) by (tag)",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "{{ tag }}",
          "refId": "A"
        }
      ],
      "title": "Pilot Versions",
      "type": "timeseries"
    },
    {
      "collapsed": true,
      "datasource": {

      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${datasource}"
          },
          "expr": "max(pilot_k8s_cfg_events{type=\"VirtualService\", event=\"add\"}) - (max(pilot_k8s_cfg_events{type=\"VirtualService\", event=\"delete\"}) or max(up * 0))",
          "format": "time_series",
          "intervalFactor": 1,
          "refId": "A"
        }
      ],