titan-iac/services/monitoring/grafana-dashboard-overview.yaml

# services/monitoring/grafana-dashboard-overview.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: grafana-dashboard-overview
  labels:
    grafana_dashboard: "1"
data:
  atlas-overview.json: |
    {
      "uid": "atlas-overview",
      "title": "Atlas Overview",
      "annotations": {
        "list": [
          {
            "builtIn": 1,
            "datasource": {
              "type": "datasource",
              "uid": "grafana"
            },
            "enable": true,
            "hide": true,
            "iconColor": "rgba(0, 211, 255, 1)",
            "name": "Annotations & Alerts",
            "type": "dashboard"
          }
        ]
      },
      "editable": false,
      "folderUid": "atlas-overview",
      "graphTooltip": 0,
      "links": [
        {
          "title": "Pods dashboard",
          "type": "dashboard",
          "dashboardUid": "atlas-pods",
          "keepTime": false
        },
        {
          "title": "Nodes dashboard",
          "type": "dashboard",
          "dashboardUid": "atlas-nodes",
          "keepTime": false
        },
        {
          "title": "Storage dashboard",
          "type": "dashboard",
          "dashboardUid": "atlas-storage",
          "keepTime": false
        }
      ],
      "panels": [
        {
          "id": 1,
          "type": "stat",
          "title": "Running pods",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 0,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(kube_pod_status_phase{phase=\"Running\"})",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 2,
          "type": "stat",
          "title": "Ready nodes",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 4,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(kube_node_status_condition{condition=\"Ready\",status=\"true\"})",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 3,
          "type": "stat",
          "title": "Control plane ready",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 8,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(kube_node_status_condition{condition=\"Ready\",status=\"true\",node=~\"titan-0a|titan-0b|titan-0c\"})",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 4,
          "type": "stat",
          "title": "Control plane schedulable",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 12,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(kube_node_spec_unschedulable{node=~\"titan-0a|titan-0b|titan-0c\"} == 0)",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 5,
          "type": "stat",
          "title": "Problem pods",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 16,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(kube_pod_status_phase{phase!~\"Running|Succeeded\"})",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 6,
          "type": "stat",
          "title": "Stuck terminating",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 20,
            "y": 0
          },
          "targets": [
            {
              "expr": "sum(((time() - kube_pod_deletion_timestamp) > 600))",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "absolute",
                "steps": [
                  {
                    "color": "rgba(115, 115, 115, 1)",
                    "value": null
                  },
                  {
                    "color": "green",
                    "value": 1
                  }
                ]
              },
              "unit": "none"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value"
          }
        },
        {
          "id": 7,
          "type": "stat",
          "title": "Hottest node: CPU",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 24,
            "y": 0
          },
          "targets": [
            {
              "expr": "avg by (node) ((((1 - label_replace(rate(node_cpu_seconds_total{mode=\"idle\"}[5m]), \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\")) * 100) * on (internal_ip) group_left(node) kube_node_info))",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "percentage",
                "steps": [
                  {
                    "color": "green",
                    "value": null
                  },
                  {
                    "color": "yellow",
                    "value": 70
                  },
                  {
                    "color": "red",
                    "value": 85
                  }
                ]
              },
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value_and_name"
          }
        },
        {
          "id": 8,
          "type": "stat",
          "title": "Hottest node: RAM",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 5,
            "w": 4,
            "x": 28,
            "y": 0
          },
          "targets": [
            {
              "expr": "avg by (node) (((label_replace((node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes) / node_memory_MemTotal_bytes, \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\") * 100) * on (internal_ip) group_left(node) kube_node_info))",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "percentage",
                "steps": [
                  {
                    "color": "green",
                    "value": null
                  },
                  {
                    "color": "yellow",
                    "value": 70
                  },
                  {
                    "color": "red",
                    "value": 85
                  }
                ]
              },
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "colorMode": "value",
            "graphMode": "area",
            "justifyMode": "center",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            },
            "textMode": "value_and_name"
          }
        },
        {
          "id": 9,
          "type": "piechart",
          "title": "Namespace CPU share",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 9,
            "w": 12,
            "x": 0,
            "y": 5
          },
          "targets": [
            {
              "expr": "topk(10, sum(rate(container_cpu_usage_seconds_total{namespace!=\"\",pod!=\"\",container!=\"\"}[5m])) by (namespace))",
              "refId": "A",
              "legendFormat": "{{namespace}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "list",
              "placement": "right"
            },
            "pieType": "pie",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            }
          }
        },
        {
          "id": 10,
          "type": "piechart",
          "title": "Namespace RAM share",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 9,
            "w": 12,
            "x": 12,
            "y": 5
          },
          "targets": [
            {
              "expr": "topk(10, sum(container_memory_working_set_bytes{namespace!=\"\",pod!=\"\",container!=\"\"}) by (namespace))",
              "refId": "A",
              "legendFormat": "{{namespace}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "list",
              "placement": "right"
            },
            "pieType": "pie",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            }
          }
        },
        {
          "id": 11,
          "type": "timeseries",
          "title": "Cluster node CPU",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 0,
            "y": 14
          },
          "targets": [
            {
              "expr": "avg by (node) ((((1 - label_replace(rate(node_cpu_seconds_total{mode=\"idle\"}[5m]), \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\")) * 100) * on (internal_ip) group_left(node) kube_node_info))",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "table",
              "placement": "right",
              "calcs": [
                "last"
              ]
            },
            "tooltip": {
              "mode": "multi"
            }
          }
        },
        {
          "id": 12,
          "type": "timeseries",
          "title": "Cluster node RAM",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 12,
            "y": 14
          },
          "targets": [
            {
              "expr": "avg by (node) (((label_replace((node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes) / node_memory_MemTotal_bytes, \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\") * 100) * on (internal_ip) group_left(node) kube_node_info))",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "table",
              "placement": "right",
              "calcs": [
                "last"
              ]
            },
            "tooltip": {
              "mode": "multi"
            }
          }
        },
        {
          "id": 13,
          "type": "table",
          "title": "Problem pods (details)",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 0,
            "y": 22
          },
          "targets": [
            {
              "expr": "(time() - kube_pod_created) * on(namespace,pod) group_left(node) kube_pod_info * on(namespace,pod) group_left(phase) sum by (namespace,pod,phase) (kube_pod_status_phase{phase!~\"Running|Succeeded\"})",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "s"
            },
            "overrides": []
          },
          "options": {
            "showHeader": true
          },
          "transformations": [
            {
              "id": "labelsToFields",
              "options": {}
            }
          ]
        },
        {
          "id": 14,
          "type": "table",
          "title": "Terminating >10m",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 12,
            "y": 22
          },
          "targets": [
            {
              "expr": "(time() - kube_pod_deletion_timestamp) * on(namespace,pod) group_left(node) kube_pod_info",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "s"
            },
            "overrides": []
          },
          "options": {
            "showHeader": true
          },
          "transformations": [
            {
              "id": "labelsToFields",
              "options": {}
            },
            {
              "id": "filterByValue",
              "options": {
                "match": "Value",
                "operator": "gt",
                "value": 600
              }
            }
          ]
        },
        {
          "id": 15,
          "type": "timeseries",
          "title": "Control plane CPU",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 0,
            "y": 30
          },
          "targets": [
            {
              "expr": "avg by (node) ((((1 - label_replace(rate(node_cpu_seconds_total{mode=\"idle\"}[5m]), \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\")) * 100) * on (internal_ip) group_left(node) kube_node_info)) * on(node) group_left() kube_node_info{node=~\"titan-0a|titan-0b|titan-0c\"}",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "table",
              "placement": "bottom"
            },
            "tooltip": {
              "mode": "multi"
            }
          }
        },
        {
          "id": 16,
          "type": "timeseries",
          "title": "Control plane RAM",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 12,
            "y": 30
          },
          "targets": [
            {
              "expr": "avg by (node) (((label_replace((node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes) / node_memory_MemTotal_bytes, \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\") * 100) * on (internal_ip) group_left(node) kube_node_info)) * on(node) group_left() kube_node_info{node=~\"titan-0a|titan-0b|titan-0c\"}",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "table",
              "placement": "bottom"
            },
            "tooltip": {
              "mode": "multi"
            }
          }
        },
        {
          "id": 17,
          "type": "timeseries",
          "title": "Root filesystem usage",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 0,
            "y": 37
          },
          "targets": [
            {
              "expr": "avg by (node) (((1 - (label_replace(node_filesystem_avail_bytes{mountpoint=\"/\",fstype!~\"tmpfs|overlay\"} / node_filesystem_size_bytes{mountpoint=\"/\",fstype!~\"tmpfs|overlay\"}, \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\"))) * 100) * on (internal_ip) group_left(node) kube_node_info)",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent"
            },
            "overrides": []
          },
          "options": {
            "legend": {
              "displayMode": "table",
              "placement": "right",
              "calcs": [
                "last"
              ]
            },
            "tooltip": {
              "mode": "multi"
            }
          },
          "timeFrom": "7d"
        },
        {
          "id": 18,
          "type": "bargauge",
          "title": "Nodes closest to full root disks",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 12,
            "y": 37
          },
          "targets": [
            {
              "expr": "topk(8, avg by (node) (((1 - (label_replace(node_filesystem_avail_bytes{mountpoint=\"/\",fstype!~\"tmpfs|overlay\"} / node_filesystem_size_bytes{mountpoint=\"/\",fstype!~\"tmpfs|overlay\"}, \"internal_ip\", \"$1\", \"instance\", \"([^:]+):.*\"))) * 100) * on (internal_ip) group_left(node) kube_node_info))",
              "refId": "A",
              "legendFormat": "{{node}}"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percent",
              "min": 0,
              "max": 100,
              "thresholds": {
                "mode": "percentage",
                "steps": [
                  {
                    "color": "green",
                    "value": null
                  },
                  {
                    "color": "yellow",
                    "value": 50
                  },
                  {
                    "color": "orange",
                    "value": 70
                  },
                  {
                    "color": "red",
                    "value": 85
                  }
                ]
              }
            },
            "overrides": []
          },
          "options": {
            "displayMode": "gradient",
            "orientation": "horizontal",
            "reduceOptions": {
              "calcs": [
                "lastNotNull"
              ],
              "fields": "",
              "values": false
            }
          }
        },
        {
          "id": 19,
          "type": "stat",
          "title": "Astreae usage",
          "datasource": {
            "type": "prometheus",
            "uid": "atlas-vm"
          },
          "gridPos": {
            "h": 6,
            "w": 6,
            "x": 0,
            "y": 45
          },
          "targets": [
            {
              "expr": "100 - (sum(node_filesystem_avail_bytes{mountpoint=\"/mnt/astreae\",fstype!~\"tmpfs|overlay\"}) / sum(node_filesystem_size_bytes{mountpoint=\"/mnt/astreae\",fstype!~\"tmpfs|overlay\"}) * 100)",
              "refId": "A"
            }
          ],
          "fieldConfig": {
            "defaults": {
              "color": {
                "mode": "palette-classic"
              },
              "mappings": [],
              "thresholds": {
                "mode": "percentage",
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          "id": 20,
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              "expr": "100 - (sum(node_filesystem_avail_bytes{mountpoint=\"/mnt/asteria\",fstype!~\"tmpfs|overlay\"}) / sum(node_filesystem_size_bytes{mountpoint=\"/mnt/asteria\",fstype!~\"tmpfs|overlay\"}) * 100)",
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          "options": {
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        },
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          "id": 24,
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          },
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            "mode": "markdown",
            "content": "### Atlas at a glance\n- Summary metrics above pull from dedicated Pods/Nodes/Storage dashboards\n- Click the dashboard links in the header to drill into details\n- Anonymous users see this overview; login unlocks the detailed folders"
          }
        }
      ],
      "refresh": "30s",
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      "tags": [
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