diff --git a/dashboards/gerrit-overview.json b/dashboards/gerrit-overview.json
deleted file mode 100644
index c4784fc..0000000
--- a/dashboards/gerrit-overview.json
+++ /dev/null
@@ -1,1310 +0,0 @@
-{
-  "__inputs": [
-    {
-      "name": "DS_PROMETHEUS",
-      "label": "Prometheus",
-      "description": "",
-      "type": "datasource",
-      "pluginId": "prometheus",
-      "pluginName": "Prometheus"
-    }
-  ],
-  "__requires": [
-    {
-      "type": "grafana",
-      "id": "grafana",
-      "name": "Grafana",
-      "version": "7.1.5"
-    },
-    {
-      "type": "panel",
-      "id": "graph",
-      "name": "Graph",
-      "version": ""
-    },
-    {
-      "type": "datasource",
-      "id": "prometheus",
-      "name": "Prometheus",
-      "version": "1.0.0"
-    }
-  ],
-  "annotations": {
-    "list": [
-      {
-        "builtIn": 1,
-        "datasource": "-- Grafana --",
-        "enable": true,
-        "hide": true,
-        "iconColor": "rgba(0, 211, 255, 1)",
-        "name": "Annotations & Alerts",
-        "type": "dashboard"
-      }
-    ]
-  },
-  "editable": true,
-  "gnetId": null,
-  "graphTooltip": 0,
-  "links": [],
-  "panels": [
-    {
-      "columns": [],
-      "datasource": "${DS_PROMETHEUS}",
-      "fontSize": "100%",
-      "gridPos": {
-        "h": 4,
-        "w": 24,
-        "x": 0,
-        "y": 0
-      },
-      "id": 48,
-      "pageSize": null,
-      "showHeader": true,
-      "sort": {
-        "col": 1,
-        "desc": true
-      },
-      "styles": [
-        {
-          "$$hashKey": "object:289",
-          "alias": "Time",
-          "align": "auto",
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "pattern": "Time",
-          "type": "hidden"
-        },
-        {
-          "$$hashKey": "object:557",
-          "alias": "Gerrit version",
-          "align": "auto",
-          "colorMode": null,
-          "colors": [
-            "rgba(245, 54, 54, 0.9)",
-            "rgba(237, 129, 40, 0.89)",
-            "rgba(50, 172, 45, 0.97)"
-          ],
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "decimals": 2,
-          "mappingType": 1,
-          "pattern": "version",
-          "thresholds": [],
-          "type": "string",
-          "unit": "short"
-        },
-        {
-          "$$hashKey": "object:955",
-          "alias": "Java version",
-          "align": "auto",
-          "colorMode": null,
-          "colors": [
-            "rgba(245, 54, 54, 0.9)",
-            "rgba(237, 129, 40, 0.89)",
-            "rgba(50, 172, 45, 0.97)"
-          ],
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "decimals": 2,
-          "mappingType": 1,
-          "pattern": "javaversion",
-          "thresholds": [],
-          "type": "string",
-          "unit": "short"
-        },
-        {
-          "$$hashKey": "object:976",
-          "alias": "Gerrit revision",
-          "align": "auto",
-          "colorMode": null,
-          "colors": [
-            "rgba(245, 54, 54, 0.9)",
-            "rgba(237, 129, 40, 0.89)",
-            "rgba(50, 172, 45, 0.97)"
-          ],
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "decimals": 2,
-          "link": true,
-          "linkTargetBlank": true,
-          "linkUrl": "https://gerrit.googlesource.com/gerrit/+/${__cell:raw}",
-          "mappingType": 1,
-          "pattern": "revision",
-          "thresholds": [],
-          "type": "string",
-          "unit": "short"
-        },
-        {
-          "$$hashKey": "object:1249",
-          "alias": "",
-          "align": "auto",
-          "colorMode": null,
-          "colors": [
-            "rgba(245, 54, 54, 0.9)",
-            "rgba(237, 129, 40, 0.89)",
-            "rgba(50, 172, 45, 0.97)"
-          ],
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "decimals": 2,
-          "mappingType": 1,
-          "pattern": "Value",
-          "thresholds": [],
-          "type": "hidden",
-          "unit": "short"
-        },
-        {
-          "$$hashKey": "object:1278",
-          "alias": "Gerrit instance",
-          "align": "auto",
-          "colorMode": null,
-          "colors": [
-            "rgba(245, 54, 54, 0.9)",
-            "rgba(237, 129, 40, 0.89)",
-            "rgba(50, 172, 45, 0.97)"
-          ],
-          "dateFormat": "YYYY-MM-DD HH:mm:ss",
-          "decimals": 2,
-          "link": true,
-          "linkTargetBlank": true,
-          "linkTooltip": "Link to the gerrit instance",
-          "linkUrl": "https://${__cell:raw}",
-          "mappingType": 1,
-          "pattern": "instance",
-          "thresholds": [],
-          "type": "string",
-          "unit": "short"
-        }
-      ],
-      "targets": [
-        {
-          "expr": "max(gerrit_build_info{instance=\"$instance\",replica=\"$replica\"}) by (instance, version, revision, javaversion)",
-          "format": "table",
-          "instant": true,
-          "interval": "",
-          "legendFormat": "",
-          "refId": "B"
-        }
-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "Gerrit Version",
-      "transform": "table",
-      "type": "table"
-    },
-    {
-      "collapsed": false,
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 1,
-        "w": 24,
-        "x": 0,
-        "y": 4
-      },
-      "id": 46,
-      "panels": [],
-      "title": "",
-      "type": "row"
-    },
-    {
-      "cacheTimeout": null,
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 6,
-        "w": 8,
-        "x": 0,
-        "y": 5
-      },
-      "id": 19,
-      "links": [],
-      "options": {
-        "fieldOptions": {
-          "calcs": [
-            "last"
-          ],
-          "defaults": {
-            "color": {
-              "mode": "thresholds"
-            },
-            "mappings": [
-              {
-                "id": 0,
-                "op": "=",
-                "text": "N/A",
-                "type": 1,
-                "value": "null"
-              }
-            ],
-            "max": 100,
-            "min": 0,
-            "nullValueMode": "connected",
-            "thresholds": {
-              "mode": "absolute",
-              "steps": [
-                {
-                  "color": "#299c46",
-                  "value": null
-                },
-                {
-                  "color": "rgba(237, 129, 40, 0.89)",
-                  "value": 60
-                },
-                {
-                  "color": "#d44a3a",
-                  "value": 90
-                }
-              ]
-            },
-            "unit": "percent"
-          },
-          "overrides": [],
-          "values": false
-        },
-        "orientation": "horizontal",
-        "showThresholdLabels": false,
-        "showThresholdMarkers": true
-      },
-      "pluginVersion": "6.7.1",
-      "targets": [
-        {
-          "expr": "(rate(proc_cpu_usage{instance=\"$instance\",replica=\"$replica\"}[5m])/proc_cpu_num_cores{instance=\"$instance\",replica=\"$replica\"})*100",
-          "refId": "A"
-        }
-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "CPU Usage",
-      "type": "gauge"
-    },
-    {
-      "cacheTimeout": null,
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 6,
-        "w": 8,
-        "x": 8,
-        "y": 5
-      },
-      "id": 20,
-      "links": [],
-      "options": {
-        "fieldOptions": {
-          "calcs": [
-            "last"
-          ],
-          "defaults": {
-            "color": {
-              "mode": "thresholds"
-            },
-            "mappings": [
-              {
-                "id": 0,
-                "op": "=",
-                "text": "N/A",
-                "type": 1,
-                "value": "null"
-              }
-            ],
-            "max": 100,
-            "min": 0,
-            "nullValueMode": "connected",
-            "thresholds": {
-              "mode": "absolute",
-              "steps": [
-                {
-                  "color": "#299c46",
-                  "value": null
-                },
-                {
-                  "color": "rgba(237, 129, 40, 0.89)",
-                  "value": 60
-                },
-                {
-                  "color": "#d44a3a",
-                  "value": 90
-                }
-              ]
-            },
-            "unit": "percent"
-          },
-          "overrides": [],
-          "values": false
-        },
-        "orientation": "horizontal",
-        "showThresholdLabels": false,
-        "showThresholdMarkers": true
-      },
-      "pluginVersion": "6.7.1",
-      "targets": [
-        {
-          "expr": "(proc_jvm_memory_heap_used{instance=\"$instance\",replica=\"$replica\"}/proc_jvm_memory_heap_committed{instance=\"$instance\",replica=\"$replica\"})*100",
-          "refId": "A"
-        }
-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "Heap Memory Usage",
-      "type": "gauge"
-    },
-    {
-      "cacheTimeout": null,
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 6,
-        "w": 8,
-        "x": 16,
-        "y": 5
-      },
-      "id": 40,
-      "links": [],
-      "options": {
-        "displayMode": "basic",
-        "fieldOptions": {
-          "calcs": [
-            "lastNotNull"
-          ],
-          "defaults": {
-            "mappings": [],
-            "min": 0,
-            "nullValueMode": "connected",
-            "thresholds": {
-              "mode": "absolute",
-              "steps": [
-                {
-                  "color": "green",
-                  "value": null
-                }
-              ]
-            },
-            "unit": "none"
-          },
-          "overrides": [],
-          "values": false
-        },
-        "orientation": "vertical",
-        "showUnfilled": true
-      },
-      "pluginVersion": "6.7.1",
-      "targets": [
-        {
-          "expr": "proc_jvm_thread_num_daemon_live{instance=\"$instance\",replica=\"$replica\"}",
-          "legendFormat": "current live threads (daemon)",
-          "refId": "A"
-        },
-        {
-          "expr": "proc_jvm_thread_num_live{instance=\"$instance\",replica=\"$replica\"}",
-          "legendFormat": "current live threads",
-          "refId": "B"
-        },
-        {
-          "expr": "proc_jvm_thread_num_peak_live{instance=\"$instance\",replica=\"$replica\"}",
-          "legendFormat": "peak of live threads",
-          "refId": "C"
-        }
-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "Live Threads",
-      "type": "bargauge"
-    },
-    {
-      "cacheTimeout": null,
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 6,
-        "w": 8,
-        "x": 0,
-        "y": 11
-      },
-      "id": 11,
-      "links": [],
-      "options": {
-        "fieldOptions": {
-          "calcs": [
-            "last"
-          ],
-          "defaults": {
-            "color": {
-              "mode": "thresholds"
-            },
-            "mappings": [],
-            "max": 50,
-            "min": 0,
-            "thresholds": {
-              "mode": "absolute",
-              "steps": [
-                {
-                  "color": "green",
-                  "value": null
-                },
-                {
-                  "color": "red",
-                  "value": 30
-                }
-              ]
-            },
-            "unit": "ms"
-          },
-          "overrides": [],
-          "values": false
-        },
-        "orientation": "auto",
-        "showThresholdLabels": false,
-        "showThresholdMarkers": true
-      },
-      "pluginVersion": "6.7.1",
-      "targets": [
-        {
-          "expr": "http_server_rest_api_server_latency_total{quantile=\"0.99\", instance=\"$instance\",replica=\"$replica\"}",
-          "intervalFactor": 4,
-          "legendFormat": "quantile {{quantile}}",
-          "refId": "A"
-        }
-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "REST API latency (0.99 quantile)",
-      "type": "gauge"
-    },
-    {
-      "cacheTimeout": null,
-      "datasource": "${DS_PROMETHEUS}",
-      "description": "Excludes 404 and 401, since these error codes are caused by client behaviour and are overrepresented in the data.",
-      "gridPos": {
-        "h": 6,
-        "w": 8,
-        "x": 8,
-        "y": 11
-      },
-      "id": 13,
-      "links": [],
-      "options": {
-        "fieldOptions": {
-          "calcs": [
-            "mean"
-          ],
-          "defaults": {
-            "color": {
-              "mode": "thresholds"
-            },
-            "mappings": [
-              {
-                "id": 0,
-                "op": "=",
-                "text": "N/A",
-                "type": 1,
-                "value": "null"
-              }
-            ],
-            "max": 100,
-            "min": 0,
-            "nullValueMode": "connected",
-            "thresholds": {
-              "mode": "absolute",
-              "steps": [
-                {
-                  "color": "green",
-                  "value": null
-                },
-                {
-                  "color": "#EAB839",
-                  "value": 5
-                },
-                {
-                  "color": "red",
-                  "value": 10
-                }
-              ]
-            },
-            "unit": "percent"
-          },
-          "overrides": [],
-          "values": false
-        },
-        "orientation": "horizontal",
-        "showThresholdLabels": false,
-        "showThresholdMarkers": true
-      },
-      "pluginVersion": "6.7.1",
-      "targets": [
-        {
-          "expr": "(increase(http_server_error_count_total_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_404_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_401_total{instance=\"$instance\",replica=\"$replica\"}[5m])) / (increase(http_server_success_count_total_total{instance=\"$instance\",replica=\"$replica\"}[5m]) + increase(http_server_error_count_total_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_404_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_401_total{instance=\"$instance\",replica=\"$replica\"}[5m]))*100",
-          "refId": "A"
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-      ],
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "HTTP Request Error Rate (last 5 min)",
-      "type": "gauge"
-    },
-    {
-      "datasource": "${DS_PROMETHEUS}",
-      "gridPos": {
-        "h": 1,
-        "w": 24,
-        "x": 0,
-        "y": 17
-      },
-      "id": 44,
-      "title": "",
-      "type": "row"
-    },
-    {
-      "aliasColors": {},
-      "bars": false,
-      "cacheTimeout": null,
-      "dashLength": 10,
-      "dashes": false,
-      "datasource": "${DS_PROMETHEUS}",
-      "fill": 1,
-      "fillGradient": 0,
-      "gridPos": {
-        "h": 9,
-        "w": 18,
-        "x": 0,
-        "y": 18
-      },
-      "hiddenSeries": false,
-      "id": 39,
-      "legend": {
-        "avg": false,
-        "current": false,
-        "max": false,
-        "min": false,
-        "show": false,
-        "total": false,
-        "values": false
-      },
-      "lines": true,
-      "linewidth": 1,
-      "links": [],
-      "nullPointMode": "null",
-      "options": {
-        "dataLinks": []
-      },
-      "percentage": false,
-      "pointradius": 2,
-      "points": false,
-      "renderer": "flot",
-      "seriesOverrides": [],
-      "spaceLength": 10,
-      "stack": false,
-      "steppedLine": true,
-      "targets": [
-        {
-          "expr": "up{instance=\"$instance\",replica=\"$replica\"}",
-          "format": "time_series",
-          "legendFormat": "{{instance}}",
-          "refId": "A"
-        }
-      ],
-      "thresholds": [],
-      "timeFrom": null,
-      "timeRegions": [],
-      "timeShift": null,
-      "title": "Gerrit Availability",
-      "tooltip": {
-        "shared": true,
-        "sort": 0,
-        "value_type": "individual"
-      },
-      "type": "graph",
-      "xaxis": {
-        "buckets": null,
-        "mode": "time",
-        "name": null,
-        "show": true,
-        "values": []
-      },
-      "yaxes": [
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-          "format": "short",
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-          "logBase": 1,
-          "max": "1",
-          "min": "0",
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-          "logBase": 1,
-          "max": null,
-          "min": null,
-          "show": true
-        }
-      ],
-      "yaxis": {
-        "align": false,
-        "alignLevel": null
-      }
-    },
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-      "colorBackground": true,
-      "colorValue": false,
-      "colors": [
-        "#d44a3a",
-        "rgba(237, 129, 40, 0.89)",
-        "#299c46"
-      ],
-      "datasource": "${DS_PROMETHEUS}",
-      "decimals": 2,
-      "format": "percent",
-      "gauge": {
-        "maxValue": 100,
-        "minValue": 0,
-        "show": false,
-        "thresholdLabels": false,
-        "thresholdMarkers": true
-      },
-      "gridPos": {
-        "h": 9,
-        "w": 6,
-        "x": 18,
-        "y": 18
-      },
-      "id": 42,
-      "interval": null,
-      "links": [],
-      "mappingType": 1,
-      "mappingTypes": [
-        {
-          "name": "value to text",
-          "value": 1
-        },
-        {
-          "name": "range to text",
-          "value": 2
-        }
-      ],
-      "maxDataPoints": 100,
-      "nullPointMode": "connected",
-      "nullText": null,
-      "postfix": "",
-      "postfixFontSize": "50%",
-      "prefix": "",
-      "prefixFontSize": "50%",
-      "rangeMaps": [
-        {
-          "from": "null",
-          "text": "N/A",
-          "to": "null"
-        }
-      ],
-      "sparkline": {
-        "fillColor": "rgba(31, 118, 189, 0.18)",
-        "full": false,
-        "lineColor": "rgb(31, 120, 193)",
-        "show": false,
-        "ymax": null,
-        "ymin": null
-      },
-      "tableColumn": "",
-      "targets": [
-        {
-          "expr": "avg_over_time(up{instance=\"$instance\",replica=\"$replica\"}[1d])*100",
-          "format": "time_series",
-          "legendFormat": "{{instance}}",
-          "refId": "A"
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-      ],
-      "thresholds": "98, 99",
-      "timeFrom": null,
-      "timeShift": null,
-      "title": "Gerrit availability [last 24h]",
-      "type": "singlestat",
-      "valueFontSize": "150%",
-      "valueMaps": [
-        {
-          "op": "=",
-          "text": "N/A",
-          "value": "null"
-        }
-      ],
-      "valueName": "current"
-    },
-    {
-      "aliasColors": {},
-      "bars": true,
-      "dashLength": 10,
-      "dashes": false,
-      "datasource": "${DS_PROMETHEUS}",
-      "description": "This excludes response code 404, since it is caused by an issue with the Gerrit Trigger plugin.",
-      "fill": 1,
-      "fillGradient": 0,
-      "gridPos": {
-        "h": 10,
-        "w": 24,
-        "x": 0,
-        "y": 27
-      },
-      "hiddenSeries": false,
-      "id": 2,
-      "interval": "1m",
-      "legend": {
-        "alignAsTable": true,
-        "avg": false,
-        "current": false,
-        "max": false,
-        "min": false,
-        "rightSide": true,
-        "show": true,
-        "total": false,
-        "values": false
-      },
-      "lines": false,
-      "linewidth": 1,
-      "nullPointMode": "null",
-      "options": {
-        "dataLinks": []
-      },
-      "percentage": false,
-      "pointradius": 2,
-      "points": false,
-      "renderer": "flot",
-      "seriesOverrides": [
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-          "alias": "200",
-          "color": "#37872D"
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-          "alias": "201",
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-          "alias": "204",
-          "color": "#73BF69"
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-          "alias": "301",
-          "color": "rgb(110, 210, 110)"
-        },
-        {
-          "alias": "304",
-          "color": "rgb(150, 225, 150)"
-        },
-        {
-          "alias": "400",
-          "color": "#FA6400"
-        },
-        {
-          "alias": "401",
-          "color": "#FF780A",
-          "hiddenSeries": true
-        },
-        {
-          "alias": "403",
-          "color": "#FF9830"
-        },
-        {
-          "alias": "404",
-          "color": "#FFB357",
-          "hiddenSeries": true
-        },
-        {
-          "alias": "409",
-          "color": "#FFCB7D"
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-        {
-          "alias": "412",
-          "color": "#E0B400"
-        },
-        {
-          "alias": "422",
-          "color": "#F2CC0C"
-        },
-        {
-          "alias": "500",
-          "color": "#C4162A"
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-        {
-          "alias": "501",
-          "color": "#E02F44"
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-          "alias": "503",
-          "color": "#F2495C"
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-      ],
-      "spaceLength": 10,
-      "stack": true,
-      "steppedLine": false,
-      "targets": [
-        {
-          "expr": "(increase(http_server_success_count_200_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "200",
-          "refId": "A"
-        },
-        {
-          "expr": "(increase(http_server_success_count_201_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "201",
-          "refId": "C"
-        },
-        {
-          "expr": "(increase(http_server_success_count_204_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "204",
-          "refId": "D"
-        },
-        {
-          "expr": "(increase(http_server_success_count_301_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "301",
-          "refId": "E"
-        },
-        {
-          "expr": "(increase(http_server_success_count_304_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "304",
-          "refId": "F"
-        },
-        {
-          "expr": "(increase(http_server_error_count_400_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "400",
-          "refId": "B"
-        },
-        {
-          "expr": "(increase(http_server_error_count_401_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "401",
-          "refId": "G"
-        },
-        {
-          "expr": "(increase(http_server_error_count_403_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "403",
-          "refId": "H"
-        },
-        {
-          "expr": "(increase(http_server_error_count_404_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "instant": false,
-          "intervalFactor": 1,
-          "legendFormat": "404",
-          "refId": "I"
-        },
-        {
-          "expr": "(increase(http_server_error_count_405_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "405",
-          "refId": "J"
-        },
-        {
-          "expr": "(increase(http_server_error_count_409_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "409",
-          "refId": "K"
-        },
-        {
-          "expr": "(increase(http_server_error_count_412_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "412",
-          "refId": "L"
-        },
-        {
-          "expr": "(increase(http_server_error_count_422_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "422",
-          "refId": "M"
-        },
-        {
-          "expr": "(increase(http_server_error_count_500_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "500",
-          "refId": "N"
-        },
-        {
-          "expr": "(increase(http_server_error_count_501_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "501",
-          "refId": "O"
-        },
-        {
-          "expr": "(increase(http_server_error_count_503_total{instance=\"$instance\",replica=\"$replica\"}[5m]))/5",
-          "intervalFactor": 1,
-          "legendFormat": "503",
-          "refId": "P"
-        }
-      ],
-      "thresholds": [],
-      "timeFrom": null,
-      "timeRegions": [],
-      "timeShift": null,
-      "title": "HTTP response status",
-      "tooltip": {
-        "shared": true,
-        "sort": 0,
-        "value_type": "individual"
-      },
-      "type": "graph",
-      "xaxis": {
-        "buckets": null,
-        "mode": "time",
-        "name": null,
-        "show": true,
-        "values": []
-      },
-      "yaxes": [
-        {
-          "format": "short",
-          "label": "Count",
-          "logBase": 1,
-          "max": null,
-          "min": "0",
-          "show": true
-        },
-        {
-          "decimals": null,
-          "format": "short",
-          "label": null,
-          "logBase": 1,
-          "max": null,
-          "min": null,
-          "show": true
-        }
-      ],
-      "yaxis": {
-        "align": false,
-        "alignLevel": null
-      }
-    },
-    {
-      "aliasColors": {},
-      "bars": true,
-      "dashLength": 10,
-      "dashes": false,
-      "datasource": "${DS_PROMETHEUS}",
-      "fill": 0,
-      "fillGradient": 0,
-      "gridPos": {
-        "h": 9,
-        "w": 12,
-        "x": 0,
-        "y": 37
-      },
-      "hiddenSeries": false,
-      "id": 9,
-      "legend": {
-        "alignAsTable": true,
-        "avg": false,
-        "current": false,
-        "max": false,
-        "min": false,
-        "rightSide": true,
-        "show": false,
-        "total": false,
-        "values": false
-      },
-      "lines": false,
-      "linewidth": 1,
-      "nullPointMode": "null",
-      "options": {
-        "dataLinks": []
-      },
-      "percentage": false,
-      "pluginVersion": "6.5.2",
-      "pointradius": 2,
-      "points": false,
-      "renderer": "flot",
-      "seriesOverrides": [],
-      "spaceLength": 10,
-      "stack": false,
-      "steppedLine": false,
-      "targets": [
-        {
-          "expr": "increase(events_assignee_changed_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "assignee changed",
-          "refId": "A"
-        },
-        {
-          "expr": "increase(events_change_abandoned_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "change abandoned",
-          "refId": "B"
-        },
-        {
-          "expr": "increase(events_change_merged_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "change merged",
-          "refId": "C"
-        },
-        {
-          "expr": "increase(events_comment_added_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "comment added",
-          "refId": "D"
-        },
-        {
-          "expr": "increase(events_patchset_created_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "patchset created",
-          "refId": "E"
-        },
-        {
-          "expr": "increase(events_ref_replicated_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "ref replicated",
-          "refId": "F"
-        },
-        {
-          "expr": "increase(events_ref_updated_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "ref updated",
-          "refId": "G"
-        },
-        {
-          "expr": "increase(events_reviewer_added_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "reviewer added",
-          "refId": "H"
-        },
-        {
-          "expr": "increase(events_reviewer_deleted_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "reviewer deleted",
-          "refId": "I"
-        },
-        {
-          "expr": "increase(events_topic_changed_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "topic changed",
-          "refId": "J"
-        },
-        {
-          "expr": "increase(events_vote_deleted_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "vote deleted",
-          "refId": "K"
-        },
-        {
-          "expr": "increase(events_wip_state_changed_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 1,
-          "legendFormat": "wip state changed",
-          "refId": "L"
-        }
-      ],
-      "thresholds": [],
-      "timeFrom": null,
-      "timeRegions": [],
-      "timeShift": null,
-      "title": "Gerrit Events (last 5 min)",
-      "tooltip": {
-        "shared": false,
-        "sort": 2,
-        "value_type": "individual"
-      },
-      "type": "graph",
-      "xaxis": {
-        "buckets": null,
-        "mode": "series",
-        "name": null,
-        "show": true,
-        "values": [
-          "current"
-        ]
-      },
-      "yaxes": [
-        {
-          "format": "short",
-          "label": "Count [5 min]",
-          "logBase": 1,
-          "max": null,
-          "min": null,
-          "show": true
-        },
-        {
-          "format": "short",
-          "label": null,
-          "logBase": 1,
-          "max": null,
-          "min": null,
-          "show": true
-        }
-      ],
-      "yaxis": {
-        "align": false,
-        "alignLevel": null
-      }
-    },
-    {
-      "aliasColors": {},
-      "bars": true,
-      "dashLength": 10,
-      "dashes": false,
-      "datasource": "${DS_PROMETHEUS}",
-      "fill": 0,
-      "fillGradient": 0,
-      "gridPos": {
-        "h": 9,
-        "w": 12,
-        "x": 12,
-        "y": 37
-      },
-      "hiddenSeries": false,
-      "id": 41,
-      "legend": {
-        "alignAsTable": true,
-        "avg": false,
-        "current": false,
-        "max": false,
-        "min": false,
-        "rightSide": true,
-        "show": false,
-        "total": false,
-        "values": false
-      },
-      "lines": false,
-      "linewidth": 1,
-      "nullPointMode": "null",
-      "options": {
-        "dataLinks": []
-      },
-      "percentage": false,
-      "pluginVersion": "6.5.2",
-      "pointradius": 2,
-      "points": false,
-      "renderer": "flot",
-      "seriesOverrides": [],
-      "spaceLength": 10,
-      "stack": false,
-      "steppedLine": false,
-      "targets": [
-        {
-          "expr": "increase(git_upload_pack_request_count_FETCH_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 4,
-          "legendFormat": "Fetch",
-          "refId": "B"
-        },
-        {
-          "expr": "increase(git_upload_pack_request_count_CLONE_total{instance=\"$instance\",replica=\"$replica\"}[5m])",
-          "intervalFactor": 4,
-          "legendFormat": "Clone",
-          "refId": "A"
-        }
-      ],
-      "thresholds": [],
-      "timeFrom": null,
-      "timeRegions": [],
-      "timeShift": null,
-      "title": "Git Fetch/Clone upload-pack requests (last 5 min)",
-      "tooltip": {
-        "shared": false,
-        "sort": 0,
-        "value_type": "individual"
-      },
-      "type": "graph",
-      "xaxis": {
-        "buckets": null,
-        "mode": "series",
-        "name": null,
-        "show": true,
-        "values": [
-          "current"
-        ]
-      },
-      "yaxes": [
-        {
-          "format": "short",
-          "label": "Count [5 min]",
-          "logBase": 1,
-          "max": null,
-          "min": "0",
-          "show": true
-        },
-        {
-          "format": "short",
-          "label": null,
-          "logBase": 1,
-          "max": null,
-          "min": null,
-          "show": true
-        }
-      ],
-      "yaxis": {
-        "align": false,
-        "alignLevel": null
-      }
-    }
-  ],
-  "refresh": "1m",
-  "schemaVersion": 22,
-  "style": "dark",
-  "tags": [],
-  "templating": {
-    "list": [
-      {
-        "allValue": null,
-        "current": {
-          "tags": [],
-          "text": "",
-          "value": ""
-        },
-        "datasource": "${DS_PROMETHEUS}",
-        "definition": "label_values(git_upload_pack_phase_writing_total, instance)",
-        "hide": 0,
-        "includeAll": false,
-        "label": "Gerrit Instance",
-        "multi": false,
-        "name": "instance",
-        "options": [],
-        "query": "label_values(git_upload_pack_phase_writing_total, instance)",
-        "refresh": 1,
-        "regex": "",
-        "skipUrlSync": false,
-        "sort": 0,
-        "tagValuesQuery": "",
-        "tags": [],
-        "tagsQuery": "",
-        "type": "query",
-        "useTags": false
-      },
-      {
-        "allValue": null,
-        "current": {
-          "text": "",
-          "value": ""
-        },
-        "datasource": "${DS_PROMETHEUS}",
-        "definition": "label_values(git_upload_pack_phase_writing_total{instance=\"$instance\"}, replica)",
-        "hide": 0,
-        "includeAll": false,
-        "label": "Replica",
-        "multi": false,
-        "name": "replica",
-        "options": [],
-        "query": "label_values(git_upload_pack_phase_writing_total{instance=\"$instance\"}, replica)",
-        "refresh": 2,
-        "regex": "",
-        "skipUrlSync": false,
-        "sort": 0,
-        "tagValuesQuery": "",
-        "tags": [],
-        "tagsQuery": "",
-        "type": "query",
-        "useTags": false
-      }
-    ]
-  },
-  "time": {
-    "from": "now-24h",
-    "to": "now"
-  },
-  "timepicker": {
-    "refresh_intervals": [
-      "5s",
-      "10s",
-      "30s",
-      "1m",
-      "5m",
-      "15m",
-      "30m",
-      "1h",
-      "2h",
-      "1d"
-    ]
-  },
-  "timezone": "",
-  "title": "Gerrit Overview",
-  "uid": "uXZMn9PWz",
-  "version": 15
-}
diff --git a/dashboards/gerrit/overview/gerrit-overview.jsonnet b/dashboards/gerrit/overview/gerrit-overview.jsonnet
new file mode 100644
index 0000000..ba44202
--- /dev/null
+++ b/dashboards/gerrit/overview/gerrit-overview.jsonnet
@@ -0,0 +1,115 @@
+local grafana = import '../../../vendor/grafonnet/grafana.libsonnet';
+local dashboard = grafana.dashboard;
+local template = grafana.template;
+local row = grafana.row;
+local graphPanel = grafana.graphPanel;
+local prometheus = grafana.prometheus;
+
+local defaults = import '../../globals/defaults.libsonnet';
+local gridPos = import '../../globals/grid_pos.libsonnet';
+local publishVariables = import '../../globals/publish.libsonnet';
+local variables = import '../globals/variables.libsonnet';
+
+local availability_panel = import './panels/availability.libsonnet';
+local availability_time_panel = import './panels/availability-time.libsonnet';
+local cpu_usage_panel = import './panels/cpu-usage.libsonnet';
+local events_panel = import './panels/events.libsonnet';
+local git_panel = import './panels/git-fetch-clone.libsonnet';
+local heap_usage_panel = import './panels/heap-usage.libsonnet';
+local http_responses_panel = import './panels/http-responses.libsonnet';
+local request_errors_panel = import './panels/request-errors.libsonnet';
+local rest_latency_panel = import './panels/rest-latency.libsonnet';
+local threads_panel = import './panels/threads.libsonnet';
+local version_table_panel = import './panels/version-table.libsonnet';
+
+dashboard.new(
+  'Gerrit - Overview',
+  tags=['gerrit'],
+  schemaVersion=defaults.dashboards.schemaVersion,
+  editable=defaults.dashboards.editable,
+  time_from=defaults.dashboards.timeFrom,
+  time_to=defaults.dashboards.timeTo,
+  refresh=defaults.dashboards.refresh,
+  graphTooltip='shared_tooltip',
+)
+.addTemplate(variables.instance)
+.addTemplate(variables.replica)
+.addPanel(
+  version_table_panel,
+  gridPos={
+    w: 24,
+    h: 3,
+    x: 0,
+    y: 0,
+  },
+)
+.addPanel(
+  cpu_usage_panel,
+  gridPos=gridPos.new(1,0,3,height=6),
+)
+.addPanel(
+  heap_usage_panel,
+  gridPos=gridPos.new(1,1,3,height=6),
+)
+.addPanel(
+  threads_panel,
+  gridPos=gridPos.new(1,2,3,height=6),
+)
+.addPanel(
+  rest_latency_panel,
+  gridPos=gridPos.new(2,0,3,height=6),
+)
+.addPanel(
+  request_errors_panel,
+  gridPos=gridPos.new(2,1,3,height=6),
+)
+.addPanel(
+  row.new(title=''),
+  gridPos={
+    w: 24,
+    h: 1,
+    x: 0,
+    y: 15,
+  },
+)
+.addPanel(
+  availability_time_panel,
+  gridPos={
+    w: 18,
+    h: 11,
+    x: 0,
+    y: 15,
+  },
+)
+.addPanel(
+  availability_panel,
+  gridPos={
+    w: 6,
+    h: 11,
+    x: 18,
+    y: 15,
+  },
+)
+.addPanel(
+  events_panel,
+  gridPos={
+    w: 18,
+    h: 11,
+    x: 0,
+    y: 30,
+  },
+)
+.addPanel(
+  git_panel,
+  gridPos={
+    w: 6,
+    h: 11,
+    x: 18,
+    y: 30,
+  },
+)
+.addPanel(
+  http_responses_panel,
+  gridPos=gridPos.new(4,0,1, height=22),
+)
++ if std.extVar('publish') then publishVariables else {}
diff --git a/dashboards/gerrit/overview/panels/availability-time.libsonnet b/dashboards/gerrit/overview/panels/availability-time.libsonnet
new file mode 100644
index 0000000..fb1389e
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/availability-time.libsonnet
@@ -0,0 +1,19 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+
+local lineGraph = import '../../../globals/line-graph.libsonnet';
+local yAxis = import '../../../globals/yaxis.libsonnet';
+
+lineGraph.new(
+  title='Gerrit Availability',
+  yAxis1=yAxis.new(label='Count'),
+  legend=false,
+  min=0,
+  max=1,
+)
+.addTarget(
+  prometheus.target(
+    'up{instance="$instance",replica="$replica"}',
+    legendFormat='{{instance}}',
+  )
+)
diff --git a/dashboards/gerrit/overview/panels/availability.libsonnet b/dashboards/gerrit/overview/panels/availability.libsonnet
new file mode 100644
index 0000000..58c16a2
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/availability.libsonnet
@@ -0,0 +1,24 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local stat = grafana.singlestat;
+
+stat.new(
+  title='Gerrit Availability [last 24h]',
+  datasource='Prometheus',
+  colorBackground=true,
+  colors=[
+    "red",
+    "orange",
+    "darkgreen",
+  ],
+  format='percent',
+  thresholds='98, 99',
+  valueFontSize='150%',
+  valueName='current',
+)
+.addTarget(
+  prometheus.target(
+    'avg_over_time(up{instance="$instance",replica="$replica"}[1d])*100',
+    legendFormat='{{instance}}',
+  )
+)
diff --git a/dashboards/gerrit/overview/panels/cpu-usage.libsonnet b/dashboards/gerrit/overview/panels/cpu-usage.libsonnet
new file mode 100644
index 0000000..5d2efa9
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/cpu-usage.libsonnet
@@ -0,0 +1,30 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local gauge = grafana.gaugePanel;
+
+gauge.new(
+  title='CPU Usage',
+  datasource='Prometheus',
+)
+.addTarget(
+  target=prometheus.target(
+    '(rate(proc_cpu_usage{instance="$instance",replica="$replica"}[2m])/proc_cpu_num_cores{instance="$instance",replica="$replica"})*100',
+    legendFormat=' ',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addThresholds([
+  {
+    color: 'green',
+    value: null
+  },
+  {
+    color: 'orange',
+    value: 60
+  },
+  {
+    color: 'red',
+    value: 90
+  }
+])
diff --git a/dashboards/gerrit/overview/panels/events.libsonnet b/dashboards/gerrit/overview/panels/events.libsonnet
new file mode 100644
index 0000000..0c6982c
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/events.libsonnet
@@ -0,0 +1,37 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+
+local barGraph = import '../../../globals/bar-graph.libsonnet';
+local yAxis = import '../../../globals/yaxis.libsonnet';
+
+local events = [
+  'assignee_changed',
+  'change_abandoned',
+  'change_merged',
+  'comment_added',
+  'patchset_created',
+  'change_abandoned',
+  'ref_replicated',
+  'ref_updated',
+  'reviewer_added',
+  'reviewer_deleted',
+  'topic_changed',
+  'vote_deleted',
+  'wip_state_changed',
+];
+
+barGraph.new(
+  title='Gerrit Events (last 5 min)',
+  yAxis1=yAxis.new(label='Count [5 min]'),
+  x_axis_mode='series',
+  x_axis_values='current',
+  legend=false,
+)
+.addTargets([
+  prometheus.target(
+    std.format('increase(events_%s_total{instance="$instance",replica="$replica"}[5m])', event),
+    legendFormat=std.strReplace(event, '_', ' '),
+    intervalFactor=1,
+    instant=true,
+  ) for event in events
+])
diff --git a/dashboards/gerrit/overview/panels/git-fetch-clone.libsonnet b/dashboards/gerrit/overview/panels/git-fetch-clone.libsonnet
new file mode 100644
index 0000000..26cf592
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/git-fetch-clone.libsonnet
@@ -0,0 +1,26 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+
+local barGraph = import '../../../globals/bar-graph.libsonnet';
+local yAxis = import '../../../globals/yaxis.libsonnet';
+
+local actions = [
+  'FETCH',
+  'CLONE'
+];
+
+barGraph.new(
+  title='Git Fetch/Clone upload-pack requests (last 5 min)',
+  yAxis1=yAxis.new(label='Count [5 min]'),
+  x_axis_mode='series',
+  x_axis_values='current',
+  legend=false,
+)
+.addTargets([
+  prometheus.target(
+    std.format('increase(git_upload_pack_request_count_%s_total{instance="$instance",replica="$replica"}[5m])', action),
+    legendFormat=action,
+    intervalFactor=1,
+    instant=true,
+  ) for action in actions
+])
diff --git a/dashboards/gerrit/overview/panels/heap-usage.libsonnet b/dashboards/gerrit/overview/panels/heap-usage.libsonnet
new file mode 100644
index 0000000..1ec6a64
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/heap-usage.libsonnet
@@ -0,0 +1,30 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local gauge = grafana.gaugePanel;
+
+gauge.new(
+  title='Heap Memory Usage',
+  datasource='Prometheus',
+)
+.addTarget(
+  target=prometheus.target(
+    '(proc_jvm_memory_heap_used{instance="$instance",replica="$replica"}/proc_jvm_memory_heap_committed{instance="$instance",replica="$replica"})*100',
+    legendFormat=' ',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addThresholds([
+  {
+    color: 'green',
+    value: null
+  },
+  {
+    color: 'orange',
+    value: 60
+  },
+  {
+    color: 'red',
+    value: 90
+  }
+])
diff --git a/dashboards/gerrit/overview/panels/http-responses.libsonnet b/dashboards/gerrit/overview/panels/http-responses.libsonnet
new file mode 100644
index 0000000..cd3486f
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/http-responses.libsonnet
@@ -0,0 +1,92 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+
+local barGraph = import '../../../globals/bar-graph.libsonnet';
+local yAxis = import '../../../globals/yaxis.libsonnet';
+
+local responses = {
+  success: [200, 201, 204, 301, 304],
+  err: [400, 401, 403, 404, 405, 409, 412, 422, 500, 501, 503],
+};
+
+barGraph.new(
+  title='HTTP response status',
+  yAxis1=yAxis.new(label='Count'),
+  stack=true,
+)
+.addTargets([
+  prometheus.target(
+    std.format('(increase(http_server_success_count_%d_total{instance="$instance",replica="$replica"}[2m]))/2', response),
+    legendFormat=std.format('%d', response),
+    intervalFactor=1,
+  ) for response in responses.success
+])
+.addTargets([
+  prometheus.target(
+    std.format('(increase(http_server_error_count_%d_total{instance="$instance",replica="$replica"}[2m]))/2', response),
+    legendFormat=std.format('%d', response),
+    intervalFactor=1,
+  ) for response in responses.err
+])
+.addSeriesOverride({
+  alias: '200',
+  color: '#37872D'
+})
+.addSeriesOverride({
+  alias: '201',
+  color: '#56A64B'
+})
+.addSeriesOverride({
+  alias: '204',
+  color: '#73BF69'
+})
+.addSeriesOverride({
+  alias: '301',
+  color: 'rgb(110, 210, 110)'
+})
+.addSeriesOverride({
+  alias: '304',
+  color: 'rgb(150, 225, 150)'
+})
+.addSeriesOverride({
+  alias: '400',
+  color: '#FA6400'
+})
+.addSeriesOverride({
+  alias: '401',
+  color: '#FF780A',
+  hiddenSeries: true
+})
+.addSeriesOverride({
+  alias: '403',
+  color: '#FF9830'
+})
+.addSeriesOverride({
+  alias: '404',
+  color: '#FFB357',
+  hiddenSeries: true
+})
+.addSeriesOverride({
+  alias: '409',
+  color: '#FFCB7D'
+})
+.addSeriesOverride({
+  alias: '412',
+  color: '#E0B400'
+})
+.addSeriesOverride({
+  alias: '422',
+  color: '#F2CC0C'
+})
+.addSeriesOverride({
+  alias: '500',
+  color: '#C4162A'
+})
+.addSeriesOverride({
+  alias: '501',
+  color: '#E02F44'
+})
+.addSeriesOverride({
+  alias: '503',
+  color: '#F2495C'
+})
diff --git a/dashboards/gerrit/overview/panels/request-errors.libsonnet b/dashboards/gerrit/overview/panels/request-errors.libsonnet
new file mode 100644
index 0000000..dfef6e3
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/request-errors.libsonnet
@@ -0,0 +1,33 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local gauge = grafana.gaugePanel;
+
+gauge.new(
+  title='HTTP Request Error Rate (last 5 min)',
+  datasource='Prometheus',
+  description='Excludes 404 and 401, since these error codes are caused by client behaviour and are overrepresented in the data.',
+  min=0,
+  max=100,
+)
+.addTarget(
+  target=prometheus.target(
+    '(increase(http_server_error_count_total_total{instance="$instance",replica="$replica"}[5m]) - increase(http_server_error_count_404_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_401_total{instance=\"$instance\",replica=\"$replica\"}[5m])) / (increase(http_server_success_count_total_total{instance=\"$instance\",replica=\"$replica\"}[5m]) + increase(http_server_error_count_total_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_404_total{instance=\"$instance\",replica=\"$replica\"}[5m]) - increase(http_server_error_count_401_total{instance="$instance",replica="$replica"}[5m]))*100',
+    legendFormat=' ',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addThresholds([
+  {
+    color: 'green',
+    value: null
+  },
+  {
+    color: 'orange',
+    value: 5
+  },
+  {
+    color: 'red',
+    value: 10
+  }
+])
diff --git a/dashboards/gerrit/overview/panels/rest-latency.libsonnet b/dashboards/gerrit/overview/panels/rest-latency.libsonnet
new file mode 100644
index 0000000..c10caf2
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/rest-latency.libsonnet
@@ -0,0 +1,29 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local gauge = grafana.gaugePanel;
+
+gauge.new(
+  title='REST API latency (0.99 quantile)',
+  datasource='Prometheus',
+  unit='ms',
+  min=0,
+  max=50,
+)
+.addTarget(
+  target=prometheus.target(
+    'http_server_rest_api_server_latency_total{quantile="0.99", instance="$instance",replica="$replica"}',
+    legendFormat=' ',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addThresholds([
+  {
+    color: 'green',
+    value: null
+  },
+  {
+    color: 'red',
+    value: 30
+  }
+])
diff --git a/dashboards/gerrit/overview/panels/threads.libsonnet b/dashboards/gerrit/overview/panels/threads.libsonnet
new file mode 100644
index 0000000..b8671c3
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/threads.libsonnet
@@ -0,0 +1,36 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local gauge = grafana.barGaugePanel;
+
+gauge.new(
+  title='Live Threads',
+  datasource='Prometheus',
+  thresholds=[{
+    color: 'green',
+    value: null,
+  }],
+)
+.addTarget(
+  target=prometheus.target(
+    'proc_jvm_thread_num_daemon_live{instance="$instance",replica="$replica"}',
+    legendFormat='current (daemon)',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addTarget(
+  target=prometheus.target(
+    'proc_jvm_thread_num_live{instance="$instance",replica="$replica"}',
+    legendFormat='current (total)',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
+.addTarget(
+  target=prometheus.target(
+    'proc_jvm_thread_num_peak_live{instance="$instance",replica="$replica"}',
+    legendFormat='peak',
+    intervalFactor=1,
+    instant=true,
+  ),
+)
diff --git a/dashboards/gerrit/overview/panels/version-table.libsonnet b/dashboards/gerrit/overview/panels/version-table.libsonnet
new file mode 100644
index 0000000..4980980
--- /dev/null
+++ b/dashboards/gerrit/overview/panels/version-table.libsonnet
@@ -0,0 +1,59 @@
+local grafana = import '../../../../vendor/grafonnet/grafana.libsonnet';
+local prometheus = grafana.prometheus;
+local table = grafana.tablePanel;
+
+table.new(
+  title='Gerrit Version',
+  datasource='Prometheus',
+  transform='table',
+  transparent=false,
+)
+.addTarget(
+  prometheus.target(
+    'max(gerrit_build_info{instance="$instance",replica="$replica"}) by (instance, version, revision, javaversion)',
+    instant=true,
+    format='table',
+  )
+)
+.addColumn(
+  field='instance',
+  style={
+    alias: 'Gerrit instance',
+    pattern: 'instance',
+    type: 'string',
+    link: true,
+    linkTargetBlank: true,
+    linkUrl: 'https://${__cell:raw}',
+    linkTooltip: 'Link to the Gerrit instance',
+  },
+)
+.addColumn(
+  field='version',
+  style={
+    alias: 'Gerrit version',
+    pattern: 'version',
+    type: 'string',
+  },
+)
+.addColumn(
+  field='revision',
+  style={
+    alias: 'Gerrit revision',
+    pattern: 'revision',
+    type: 'string',
+    link: true,
+    linkTargetBlank: true,
+    linkUrl: 'https://gerrit.googlesource.com/gerrit/+/${__cell:raw}',
+    linkTooltip: 'Browse Gerrit repository at revision',
+  },
+)
+.addColumn(
+  field='javaversion',
+  style={
+    alias: 'Java version',
+    pattern: 'javaversion',
+    type: 'string',
+  },
+)
+.hideColumn('Time')
+.hideColumn('Value')
diff --git a/dashboards/globals/bar-graph.libsonnet b/dashboards/globals/bar-graph.libsonnet
index 4cd7b65..d02143f 100644
--- a/dashboards/globals/bar-graph.libsonnet
+++ b/dashboards/globals/bar-graph.libsonnet
@@ -9,6 +9,9 @@
     title,
     yAxis1,
     yAxis2=yAxis.new(),
+    x_axis_mode='time',
+    x_axis_values='total',
+    legend=true,
     min=null,
     max=null,
     stack=false,
@@ -20,11 +23,14 @@
     labelY2=yAxis2.label,
     formatY2=yAxis2.format,
     logBase2Y=yAxis2.logBase,
+    x_axis_mode=x_axis_mode,
+    x_axis_values=x_axis_values,
     min=min,
     max=max,
     stack=stack,
     datasource=defaults.datasource,
     fill=1,
+    legend_show=legend,
     legend_alignAsTable=true,
     legend_avg=true,
     legend_current=true,
diff --git a/dashboards/globals/grid_pos.libsonnet b/dashboards/globals/grid_pos.libsonnet
index dcc0cd0..d374cc8 100644
--- a/dashboards/globals/grid_pos.libsonnet
+++ b/dashboards/globals/grid_pos.libsonnet
@@ -8,12 +8,13 @@
     row,
     column,
     total_columns=2,
+    height=DEFAULT_HEIGHT
   ):: {
     local width = TOTAL_WIDTH / total_columns,
 
     x: column * width,
-    y: row * DEFAULT_HEIGHT,
+    y: row * height,
     w: width,
-    h: DEFAULT_HEIGHT,
+    h: height,
   },
 }
diff --git a/dashboards/globals/line-graph.libsonnet b/dashboards/globals/line-graph.libsonnet
index eb531f3..295152f 100644
--- a/dashboards/globals/line-graph.libsonnet
+++ b/dashboards/globals/line-graph.libsonnet
@@ -9,6 +9,7 @@
     title,
     yAxis1,
     yAxis2=yAxis.new(),
+    legend=true,
     min=null,
     max=null,
     stack=false,
@@ -26,6 +27,7 @@
     stack=stack,
     datasource=defaults.datasource,
     fill=fill,
+    legend_show=legend,
     legend_alignAsTable=true,
     legend_avg=true,
     legend_current=true,
diff --git a/jsonnetfile.lock.json b/jsonnetfile.lock.json
index b754ac2..0012766 100644
--- a/jsonnetfile.lock.json
+++ b/jsonnetfile.lock.json
@@ -8,8 +8,8 @@
           "subdir": "grafonnet"
         }
       },
-      "version": "3336c69715f8f7a4d637582504c9fabd9d9ca081",
-      "sum": "w6zS28Rjs9EzRN/WoLLIdi028BvumxDTyLefYVoql2k="
+      "version": "cc1626a1b4dee45c99b78ddd9714dfd5f5d7816e",
+      "sum": "nkgrtMYPCq/YB4r3mKyToepaLhicwWnxDdGIodPpzz0="
     }
   ],
   "legacyImports": false