'Container ({{pod}})',
          sum(labels('container_memory_working_set_bytes', containerLabels), by=['pod'])
        ),
        self.query(
          'Stack ({{pod}})',
          sum(labels('go_memstats_stack_inuse_bytes', appLabels), by=['pod'])
        ),
        self.query(
          'Heap (In Use) ({{pod}})',
          sum(labels('go_memstats_heap_inuse_bytes', appLabels), by=['pod'])
        ),
        self.query(

            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "$datasource"
               },
               "expr": "sum by (cluster, namespace, job) (\n  go_memstats_stack_inuse_bytes{cluster=~\"$cluster\", namespace=~\"$namespace\", job=~\"$job\"}\n)\n",
               "intervalFactor": 2,
               "legendFormat": "go stack - {{cluster}} - {{namespace}}\n"
            }
         ],

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