sum(labels('go_goroutines', appLabels), by=['pod'])
        ),

      connections:
        [
          self.query(
            'Opened ({{pod}})',
            sum(rate(labels('istio_tcp_connections_opened_total', podLabels)), by=['pod'])
          ),
          self.query(
            'Closed ({{pod}})',
            '-' + sum(rate(labels('istio_tcp_connections_closed_total', podLabels)), by=['pod'])
          ),

            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "$datasource"
               },
               "expr": "sum by (pod) (rate(istio_tcp_connections_opened_total{pod=~\"ztunnel-.*\"}[$__rate_interval]))",
               "legendFormat": "Opened ({{pod}})"
            },
            {
               "datasource": {
                  "type": "prometheus",