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            "sort": 0,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "ops",
              "label": null,
              "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
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "The number of leaders per TiKV instance",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 0,
            "y": 33
          },
          "id": 1715,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "sort": "current",
            "sortDesc": true,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [
            {
              "alias": "total",
              "lines": false
            }
          ],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(tikv_raftstore_region_count{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", type=\"leader\"}) by (instance)",
              "format": "time_series",
              "hide": false,
              "intervalFactor": 2,
              "legendFormat": "{{instance}}",
              "refId": "A",
              "step": 10
            },
            {
              "expr": "delta(tikv_raftstore_region_count{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", type=\"leader\"}[30s]) < -10",
              "format": "time_series",
              "hide": true,
              "intervalFactor": 2,
              "legendFormat": "",
              "refId": "B"
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Leader",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 0,
            "value_type": "cumulative"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": true
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": " \tThe number of Regions on each TiKV instance",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 8,
            "w": 12,
            "x": 12,
            "y": 33
          },
          "id": 1714,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 300,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(tikv_raftstore_region_count{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", type=\"region\"}) by (instance)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}}",
              "refId": "A",
              "step": 10
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Region",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 0,
            "value_type": "cumulative"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "short",
              "label": "",
              "logBase": 1,
              "max": null,
              "min": null,
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": false
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        }
      ],
      "repeat": null,
      "title": "Cluster",
      "type": "row"
    },
    {
      "collapsed": true,
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 1
      },
      "id": 2743,
      "panels": [
        {
          "alert": {
            "conditions": [
              {
                "evaluator": {
                  "params": [
                    0
                  ],
                  "type": "gt"
                },
                "operator": {
                  "type": "and"
                },
                "query": {
                  "params": [
                    "A",
                    "5m",
                    "now"
                  ]
                },
                "reducer": {
                  "params": [],
                  "type": "avg"
                },
                "type": "query"
              }
            ],
            "executionErrorState": "alerting",
            "frequency": "60s",
            "handler": 1,
            "name": "Critical error alert",
            "noDataState": "no_data",
            "notifications": []
          },
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "fill": 1,
          "gridPos": {
            "h": 7,
            "w": 24,
            "x": 0,
            "y": 2
          },
          "id": 2741,
          "legend": {
            "avg": false,
            "current": false,
            "max": false,
            "min": false,
            "show": true,
            "total": false,
            "values": false
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_critical_error_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance, type)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}}-{{type}}",
              "refId": "A"
            }
          ],
          "thresholds": [
            {
              "colorMode": "critical",
              "fill": true,
              "line": true,
              "op": "gt",
              "value": 0
            }
          ],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Critical error",
          "tooltip": {
            "shared": true,
            "sort": 0,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": true
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "It contains some kinds of events such as write stall, channel full, scheduler busy, and coprocessor full, which will make the TiKV instance unavailable temporarily.",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 0,
            "y": 9
          },
          "id": 1584,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "hideEmpty": true,
            "hideZero": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null as zero",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_scheduler_too_busy_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "scheduler-{{instance}}",
              "metric": "",
              "refId": "A",
              "step": 4
            },
            {
              "expr": "sum(rate(tikv_channel_full_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance, type)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "channelfull-{{instance}}-{{type}}",
              "metric": "",
              "refId": "B",
              "step": 4
            },
            {
              "expr": "sum(rate(tikv_coprocessor_request_error{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", type='full'}[1m])) by (instance)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "coprocessor-{{instance}}",
              "metric": "",
              "refId": "C",
              "step": 4
            },
            {
              "expr": "avg(tikv_engine_write_stall{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", type=\"write_stall_percentile99\"}) by (instance)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "stall-{{instance}}",
              "refId": "D"
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Server is busy",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 2,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "none",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": false
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        },
        {
          "alert": {
            "conditions": [
              {
                "evaluator": {
                  "params": [
                    0
                  ],
                  "type": "gt"
                },
                "operator": {
                  "type": "and"
                },
                "query": {
                  "params": [
                    "A",
                    "10s",
                    "now"
                  ]
                },
                "reducer": {
                  "params": [],
                  "type": "max"
                },
                "type": "query"
              }
            ],
            "executionErrorState": "alerting",
            "frequency": "10s",
            "handler": 1,
            "message": "TiKV server report failures",
            "name": "server report failures alert",
            "noDataState": "ok",
            "notifications": []
          },
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "The total number of reporting failure messages",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 12,
            "y": 9
          },
          "id": 18,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "hideEmpty": true,
            "hideZero": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "sort": "max",
            "sortDesc": true,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null as zero",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_server_report_failure_msg_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (type,instance,store_id)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}} - {{type}} - to - {{store_id}}",
              "metric": "tikv_server_raft_store_msg_total",
              "refId": "A",
              "step": 10
            }
          ],
          "thresholds": [
            {
              "colorMode": "critical",
              "fill": true,
              "line": true,
              "op": "gt",
              "value": 0
            }
          ],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Server report failures",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 0,
            "value_type": "cumulative"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "short",
              "label": null,
              "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
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "The number of Raftstore errors per type on each TiKV instance",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 0,
            "y": 16
          },
          "id": 1718,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "hideEmpty": true,
            "hideZero": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "sort": "max",
            "sortDesc": true,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null as zero",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_storage_engine_async_request_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", status!~\"success|all\"}[1m])) by (instance, status)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}}-{{status}}",
              "metric": "",
              "refId": "A",
              "step": 4
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Raftstore error",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 2,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "none",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": false
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "The number of different scheduler errors on each TiKV instance",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 12,
            "y": 16
          },
          "id": 1719,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "hideEmpty": true,
            "hideZero": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "sort": "max",
            "sortDesc": true,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null as zero",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_scheduler_stage_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\", stage=~\"snapshot_err|prepare_write_err\"}[1m])) by (instance, stage)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}}-{{stage}}",
              "metric": "",
              "refId": "A",
              "step": 4
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Scheduler error",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 2,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "none",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": null,
              "show": false
            }
          ],
          "yaxis": {
            "align": false,
            "alignLevel": null
          }
        },
        {
          "aliasColors": {},
          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_TEST-CLUSTER}",
          "decimals": 1,
          "description": "The number of different coprocessor errors on each TiKV instance",
          "editable": true,
          "error": false,
          "fill": 0,
          "grid": {},
          "gridPos": {
            "h": 7,
            "w": 12,
            "x": 0,
            "y": 23
          },
          "id": 1720,
          "legend": {
            "alignAsTable": true,
            "avg": false,
            "current": true,
            "hideEmpty": true,
            "hideZero": true,
            "max": true,
            "min": false,
            "rightSide": true,
            "show": true,
            "sideWidth": 250,
            "sort": "max",
            "sortDesc": true,
            "total": false,
            "values": true
          },
          "lines": true,
          "linewidth": 1,
          "links": [],
          "nullPointMode": "null as zero",
          "percentage": false,
          "pointradius": 5,
          "points": false,
          "renderer": "flot",
          "seriesOverrides": [],
          "spaceLength": 10,
          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "expr": "sum(rate(tikv_coprocessor_request_error{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance, reason)",
              "format": "time_series",
              "intervalFactor": 2,
              "legendFormat": "{{instance}}-{{reason}}",
              "metric": "",
              "refId": "A",
              "step": 4
            }
          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
          "title": "Coprocessor error",
          "tooltip": {
            "msResolution": false,
            "shared": true,
            "sort": 2,
            "value_type": "individual"
          },
          "type": "graph",
          "xaxis": {
            "buckets": null,
            "mode": "time",
            "name": null,
            "show": true,
            "values": []
          },
          "yaxes": [
            {
              "format": "none",
              "label": null,
              "logBase": 1,
              "max": null,
              "min": "0",
              "show": true
            },
            {
              "format": "short",
              "label": null,
              "logBase": 1,
              "max": null,
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          "nullPointMode": "null",
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          "pointradius": 5,
          "points": false,
          "renderer": "flot",
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          "stack": false,
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          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
          "timeShift": null,
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          "tooltip": {
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        "allValue": null,
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        "datasource": "${DS_TEST-CLUSTER}",
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        "includeAll": false,
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        "label": "Instance",
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        "name": "instance",
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