diff --git a/metrics/grafana/tidb.json b/metrics/grafana/tidb.json
index fcb3dfa5b55ca..30d2c788dc0e1 100644
--- a/metrics/grafana/tidb.json
+++ b/metrics/grafana/tidb.json
@@ -14,7 +14,7 @@
       "type": "grafana",
       "id": "grafana",
       "name": "Grafana",
-      "version": "6.4.5"
+      "version": "7.5.11"
     },
     {
       "type": "panel",
@@ -51,12 +51,13 @@
   "editable": true,
   "gnetId": null,
   "graphTooltip": 1,
-  "id": 28,
-  "iteration": 1617019008967,
+  "id": null,
+  "iteration": 1655990780337,
   "links": [],
   "panels": [
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
@@ -72,13 +73,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB query durations by histogram buckets with different percents",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 0,
             "y": 1
           },
+          "hiddenSeries": false,
           "id": 80,
           "legend": {
             "alignAsTable": false,
@@ -97,7 +104,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -185,7 +196,12 @@
           "description": "MySQL commands processing numbers per second. See https://dev.mysql.com/doc/internals/en/text-protocol.html and https://dev.mysql.com/doc/internals/en/prepared-statements.html",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 6,
@@ -193,6 +209,7 @@
             "x": 12,
             "y": 1
           },
+          "hiddenSeries": false,
           "id": 42,
           "legend": {
             "alignAsTable": false,
@@ -215,7 +232,11 @@
           "links": [],
           "maxPerRow": 1,
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -306,7 +327,12 @@
           "description": "TiDB statement statistics",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 6,
@@ -314,6 +340,7 @@
             "x": 0,
             "y": 7
           },
+          "hiddenSeries": false,
           "id": 21,
           "legend": {
             "alignAsTable": true,
@@ -334,7 +361,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -410,7 +441,12 @@
           "description": "TiDB command total statistics including both successful and failed ones",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 0,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 6,
@@ -418,6 +454,7 @@
             "x": 12,
             "y": 7
           },
+          "hiddenSeries": false,
           "id": 2,
           "legend": {
             "alignAsTable": true,
@@ -440,7 +477,11 @@
           "links": [],
           "maxPerRow": 1,
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -513,13 +554,19 @@
           "datasource": "${DS_TEST-CLUSTER}",
           "decimals": null,
           "description": "TiDB failed query statistics by query type",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 0,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 24,
             "x": 0,
             "y": 13
           },
+          "hiddenSeries": false,
           "id": 137,
           "legend": {
             "alignAsTable": true,
@@ -539,7 +586,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -604,13 +655,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB slow query statistics with slow query durations and coprocessor waiting/executing durations",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 0,
-            "y": 25
+            "y": 19
           },
+          "hiddenSeries": false,
           "id": 112,
           "legend": {
             "avg": false,
@@ -625,7 +682,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -704,13 +765,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB connection idle durations",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 12,
-            "y": 25
+            "y": 19
           },
+          "hiddenSeries": false,
           "id": 218,
           "legend": {
             "avg": false,
@@ -725,7 +792,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -831,13 +902,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB durations for different query types with 99.9 percent buckets",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 0,
             "y": 25
           },
+          "hiddenSeries": false,
           "id": 136,
           "legend": {
             "avg": false,
@@ -852,7 +929,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -917,13 +998,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB durations for different query types with 99 percent buckets",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 12,
             "y": 25
           },
+          "hiddenSeries": false,
           "id": 134,
           "legend": {
             "avg": false,
@@ -938,7 +1025,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -1003,13 +1094,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB durations for different query types with 95 percent buckets",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 0,
             "y": 31
           },
+          "hiddenSeries": false,
           "id": 132,
           "legend": {
             "avg": false,
@@ -1024,7 +1121,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -1089,13 +1190,19 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "description": "TiDB durations for different query types with 80 percent buckets",
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "gridPos": {
             "h": 6,
             "w": 12,
             "x": 12,
             "y": 31
           },
+          "hiddenSeries": false,
           "id": 130,
           "legend": {
             "avg": false,
@@ -1110,7 +1217,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -1175,6 +1286,7 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
@@ -1751,6 +1863,7 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
@@ -3337,11 +3450,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 4
+        "y": 3
       },
       "id": 141,
       "panels": [
@@ -5583,11 +5697,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 5
+        "y": 4
       },
       "id": 142,
       "panels": [
@@ -5601,14 +5716,20 @@
           "description": "The time cost of parsing SQL to AST",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
             "x": 0,
-            "y": 82
+            "y": 5
           },
+          "hiddenSeries": false,
           "id": 156,
           "interval": "",
           "legend": {
@@ -5630,7 +5751,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -5702,14 +5827,20 @@
           "description": "The time cost of building the query plan",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
             "x": 12,
-            "y": 82
+            "y": 5
           },
+          "hiddenSeries": false,
           "id": 154,
           "interval": "",
           "legend": {
@@ -5731,7 +5862,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -5803,14 +5938,20 @@
           "description": "The time cost of executing the SQL which does not include the time to get the results of the query .",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
             "x": 0,
-            "y": 90
+            "y": 13
           },
+          "hiddenSeries": false,
           "id": 169,
           "interval": "",
           "legend": {
@@ -5832,7 +5973,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -5904,14 +6049,20 @@
           "description": "TiDB executors using more cpu and memory resources",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
             "x": 12,
-            "y": 90
+            "y": 13
           },
+          "hiddenSeries": false,
           "id": 76,
           "legend": {
             "alignAsTable": true,
@@ -5932,7 +6083,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -5954,7 +6109,115 @@
           "timeFrom": null,
           "timeRegions": [],
           "timeShift": null,
-          "title": "Expensive Executors OPS",
+          "title": "Expensive Executors OPS",
+          "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": 10,
+              "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": "${DS_TEST-CLUSTER}",
+          "decimals": null,
+          "description": "TiDB plan cache hit total",
+          "editable": true,
+          "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
+          "fill": 1,
+          "fillGradient": 0,
+          "grid": {},
+          "gridPos": {
+            "h": 8,
+            "w": 12,
+            "x": 0,
+            "y": 21
+          },
+          "hiddenSeries": false,
+          "id": 91,
+          "legend": {
+            "alignAsTable": true,
+            "avg": true,
+            "current": true,
+            "hideEmpty": true,
+            "hideZero": true,
+            "max": true,
+            "min": false,
+            "rightSide": true,
+            "show": true,
+            "sort": null,
+            "sortDesc": null,
+            "total": false,
+            "values": true
+          },
+          "lines": true,
+          "linewidth": 1,
+          "links": [],
+          "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
+          "percentage": false,
+          "pluginVersion": "7.5.11",
+          "pointradius": 5,
+          "points": false,
+          "renderer": "flot",
+          "seriesOverrides": [],
+          "spaceLength": 10,
+          "stack": false,
+          "steppedLine": false,
+          "targets": [
+            {
+              "expr": "sum(rate(tidb_server_plan_cache_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (type)",
+              "format": "time_series",
+              "intervalFactor": 2,
+              "legendFormat": "{{type}}",
+              "refId": "A",
+              "step": 30
+            }
+          ],
+          "thresholds": [],
+          "timeFrom": null,
+          "timeRegions": [],
+          "timeShift": null,
+          "title": "Queries Using Plan Cache OPS",
           "tooltip": {
             "msResolution": false,
             "shared": true,
@@ -5973,7 +6236,7 @@
             {
               "format": "short",
               "label": null,
-              "logBase": 10,
+              "logBase": 2,
               "max": null,
               "min": "0",
               "show": true
@@ -6002,15 +6265,21 @@
           "description": "TiDB plan cache hit total",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
-            "x": 0,
-            "y": 98
+            "x": 12,
+            "y": 21
           },
-          "id": 91,
+          "hiddenSeries": false,
+          "id": 250,
           "legend": {
             "alignAsTable": true,
             "avg": true,
@@ -6030,7 +6299,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -6097,17 +6370,23 @@
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
           "decimals": null,
-          "description": "TiDB plan cache miss total",
+          "description": "TiDB read table cache hit total",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 8,
             "w": 12,
-            "x": 12,
-            "y": 98
+            "x": 0,
+            "y": 29
           },
+          "hiddenSeries": false,
           "id": 249,
           "legend": {
             "alignAsTable": true,
@@ -6128,7 +6407,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -6138,10 +6421,12 @@
           "steppedLine": false,
           "targets": [
             {
-              "expr": "sum(rate(tidb_server_plan_cache_miss_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (type)",
+              "exemplar": true,
+              "expr": "sum(rate(tidb_server_read_from_tablecache_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m]))",
               "format": "time_series",
+              "interval": "",
               "intervalFactor": 2,
-              "legendFormat": "{{type}}",
+              "legendFormat": "qps",
               "refId": "A",
               "step": 30
             }
@@ -6150,7 +6435,7 @@
           "timeFrom": null,
           "timeRegions": [],
           "timeShift": null,
-          "title": "Plan Cache Miss OPS",
+          "title": "Read From Table Cache OPS",
           "tooltip": {
             "msResolution": false,
             "shared": true,
@@ -6167,6 +6452,7 @@
           },
           "yaxes": [
             {
+              "$$hashKey": "object:469",
               "format": "short",
               "label": null,
               "logBase": 2,
@@ -6175,6 +6461,7 @@
               "show": true
             },
             {
+              "$$hashKey": "object:470",
               "format": "short",
               "label": null,
               "logBase": 1,
@@ -6195,11 +6482,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 6
+        "y": 5
       },
       "id": 143,
       "panels": [
@@ -6236,7 +6524,7 @@
           "linewidth": 2,
           "links": [
             {
-              "type": "dashboard"
+              "url": "/"
             }
           ],
           "nullPointMode": "null as zero",
@@ -7007,11 +7295,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 7
+        "y": 6
       },
       "id": 144,
       "panels": [
@@ -7621,11 +7910,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
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+        "y": 7
       },
       "id": 145,
       "panels": [
@@ -8105,11 +8395,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 9
+        "y": 8
       },
       "id": 147,
       "panels": [
@@ -8824,8 +9115,8 @@
           "dashLength": 10,
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
-          "description": "It indicates if a request of PD client is forwarded by the PD follower",
           "decimals": null,
+          "description": "It indicates if a request of PD client is forwarded by the PD follower",
           "fill": 1,
           "gridPos": {
             "h": 7,
@@ -9304,11 +9595,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 10
+        "y": 9
       },
       "id": 148,
       "panels": [
@@ -9321,14 +9613,20 @@
           "description": "TiDB loading schema time durations by instance",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 7,
             "w": 12,
             "x": 0,
-            "y": 47
+            "y": 10
           },
+          "hiddenSeries": false,
           "id": 27,
           "legend": {
             "alignAsTable": true,
@@ -9345,7 +9643,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -9412,18 +9714,24 @@
           "dashLength": 10,
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
-          "description": "TiDB loading schema times including both failed and successful ones",
+          "description": "TiDB loading schema time durations by instance",
           "editable": true,
           "error": false,
-          "fill": 0,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
+          "fill": 1,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 7,
             "w": 12,
             "x": 12,
-            "y": 47
+            "y": 10
           },
-          "id": 28,
+          "hiddenSeries": false,
+          "id": 251,
           "legend": {
             "alignAsTable": true,
             "avg": false,
@@ -9439,26 +9747,25 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
-          "seriesOverrides": [
-            {
-              "alias": "/.*failed/",
-              "bars": true
-            }
-          ],
+          "seriesOverrides": [],
           "spaceLength": 10,
           "stack": false,
           "steppedLine": false,
           "targets": [
             {
-              "expr": "sum(rate(tidb_domain_load_schema_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance,type)",
+              "expr": "histogram_quantile(0.99, sum(rate(tidb_domain_load_schema_duration_seconds_bucket{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (le, instance))",
               "format": "time_series",
               "intervalFactor": 2,
-              "legendFormat": "{{instance}}-{{type}}",
-              "metric": "tidb_domain_load_schema_duration_count",
+              "legendFormat": "{{instance}}",
+              "metric": "",
               "refId": "A",
               "step": 10
             }
@@ -9467,7 +9774,7 @@
           "timeFrom": null,
           "timeRegions": [],
           "timeShift": null,
-          "title": "Load Schema OPS",
+          "title": "Load Schema Duration",
           "tooltip": {
             "msResolution": false,
             "shared": true,
@@ -9484,11 +9791,11 @@
           },
           "yaxes": [
             {
-              "format": "short",
+              "format": "s",
               "label": null,
-              "logBase": 10,
+              "logBase": 1,
               "max": null,
-              "min": null,
+              "min": "0",
               "show": true
             },
             {
@@ -9515,14 +9822,20 @@
           "description": "TiDB schema lease error counts",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 0,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 7,
             "w": 12,
             "x": 0,
-            "y": 54
+            "y": 17
           },
+          "hiddenSeries": false,
           "id": 29,
           "legend": {
             "alignAsTable": true,
@@ -9541,7 +9854,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -9608,18 +9925,24 @@
           "dashLength": 10,
           "dashes": false,
           "datasource": "${DS_TEST-CLUSTER}",
-          "description": "TiDB load privilege counts",
+          "description": "TiDB loading schema times including both failed and successful ones",
           "editable": true,
           "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
           "fill": 0,
+          "fillGradient": 0,
           "grid": {},
           "gridPos": {
             "h": 7,
             "w": 12,
             "x": 12,
-            "y": 54
+            "y": 17
           },
-          "id": 157,
+          "hiddenSeries": false,
+          "id": 28,
           "legend": {
             "alignAsTable": true,
             "avg": false,
@@ -9635,7 +9958,11 @@
           "linewidth": 1,
           "links": [],
           "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
           "percentage": false,
+          "pluginVersion": "7.5.11",
           "pointradius": 5,
           "points": false,
           "renderer": "flot",
@@ -9650,7 +9977,7 @@
           "steppedLine": false,
           "targets": [
             {
-              "expr": "sum(rate(tidb_domain_load_privilege_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance,type)",
+              "expr": "sum(rate(tidb_domain_load_schema_total{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (instance,type)",
               "format": "time_series",
               "intervalFactor": 2,
               "legendFormat": "{{instance}}-{{type}}",
@@ -9663,7 +9990,118 @@
           "timeFrom": null,
           "timeRegions": [],
           "timeShift": null,
-          "title": "Load Privilege OPS",
+          "title": "Load Schema OPS",
+          "tooltip": {
+            "msResolution": false,
+            "shared": true,
+            "sort": 0,
+            "value_type": "individual"
+          },
+          "type": "graph",
+          "xaxis": {
+            "buckets": null,
+            "mode": "time",
+            "name": null,
+            "show": true,
+            "values": []
+          },
+          "yaxes": [
+            {
+              "format": "short",
+              "label": null,
+              "logBase": 10,
+              "max": null,
+              "min": null,
+              "show": true
+            },
+            {
+              "format": "short",
+              "label": null,
+              "logBase": 1,
+              "max": null,
+              "min": null,
+              "show": true
+            }
+          ],
+          "yaxis": {
+            "align": false,
+            "alignLevel": null
+          }
+        },
+        {
+          "aliasColors": {},
+          "bars": false,
+          "dashLength": 10,
+          "dashes": false,
+          "datasource": "${DS_TEST-CLUSTER}",
+          "description": "TiDB loading table cache time durations by instance",
+          "editable": true,
+          "error": false,
+          "fieldConfig": {
+            "defaults": {},
+            "overrides": []
+          },
+          "fill": 0,
+          "fillGradient": 0,
+          "grid": {},
+          "gridPos": {
+            "h": 7,
+            "w": 12,
+            "x": 0,
+            "y": 24
+          },
+          "hiddenSeries": false,
+          "id": 157,
+          "legend": {
+            "alignAsTable": true,
+            "avg": false,
+            "current": false,
+            "max": false,
+            "min": false,
+            "rightSide": true,
+            "show": true,
+            "total": false,
+            "values": false
+          },
+          "lines": true,
+          "linewidth": 1,
+          "links": [],
+          "nullPointMode": "null as zero",
+          "options": {
+            "alertThreshold": true
+          },
+          "percentage": false,
+          "pluginVersion": "7.5.11",
+          "pointradius": 5,
+          "points": false,
+          "renderer": "flot",
+          "seriesOverrides": [
+            {
+              "alias": "/.*failed/",
+              "bars": true
+            }
+          ],
+          "spaceLength": 10,
+          "stack": false,
+          "steppedLine": false,
+          "targets": [
+            {
+              "exemplar": true,
+              "expr": "histogram_quantile(0.99, sum(rate(tidb_server_load_table_cache_seconds_bucket{k8s_cluster=\"$k8s_cluster\", tidb_cluster=\"$tidb_cluster\", instance=~\"$instance\"}[1m])) by (le, instance))",
+              "format": "time_series",
+              "interval": "",
+              "intervalFactor": 2,
+              "legendFormat": "{{instance}}",
+              "metric": "tidb_domain_load_schema_duration_count",
+              "refId": "A",
+              "step": 10
+            }
+          ],
+          "thresholds": [],
+          "timeFrom": null,
+          "timeRegions": [],
+          "timeShift": null,
+          "title": "Load Data From Cached Table Duration",
           "tooltip": {
             "msResolution": false,
             "shared": true,
@@ -9680,6 +10118,7 @@
           },
           "yaxes": [
             {
+              "$$hashKey": "object:541",
               "format": "short",
               "label": null,
               "logBase": 10,
@@ -9688,6 +10127,7 @@
               "show": true
             },
             {
+              "$$hashKey": "object:542",
               "format": "short",
               "label": null,
               "logBase": 1,
@@ -9708,11 +10148,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 11
+        "y": 10
       },
       "id": 149,
       "panels": [
@@ -10635,11 +11076,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 12
+        "y": 11
       },
       "id": 150,
       "panels": [
@@ -11989,11 +12431,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 13
+        "y": 12
       },
       "id": 161,
       "panels": [
@@ -12183,11 +12626,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 14
+        "y": 13
       },
       "id": 151,
       "panels": [
@@ -12556,11 +13000,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 15
+        "y": 14
       },
       "id": 152,
       "panels": [
@@ -13374,11 +13819,12 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
         "x": 0,
-        "y": 16
+        "y": 15
       },
       "id": 178,
       "panels": [
@@ -13782,6 +14228,7 @@
     },
     {
       "collapsed": true,
+      "datasource": null,
       "gridPos": {
         "h": 1,
         "w": 24,
@@ -14443,7 +14890,7 @@
     }
   ],
   "refresh": "30s",
-  "schemaVersion": 18,
+  "schemaVersion": 27,
   "style": "dark",
   "tags": [],
   "templating": {
@@ -14452,15 +14899,22 @@
         "allValue": null,
         "current": {},
         "datasource": "${DS_TEST-CLUSTER}",
+        "definition": "",
+        "description": null,
+        "error": null,
         "hide": 2,
         "includeAll": false,
         "label": "K8s-cluster",
         "multi": false,
         "name": "k8s_cluster",
         "options": [],
-        "query": "label_values(pd_cluster_status, k8s_cluster)",
+        "query": {
+          "query": "label_values(pd_cluster_status, k8s_cluster)",
+          "refId": "test-cluster-k8s_cluster-Variable-Query"
+        },
         "refresh": 2,
         "regex": "",
+        "skipUrlSync": false,
         "sort": 1,
         "tagValuesQuery": "",
         "tags": [],
@@ -14472,15 +14926,22 @@
         "allValue": null,
         "current": {},
         "datasource": "${DS_TEST-CLUSTER}",
+        "definition": "",
+        "description": null,
+        "error": null,
         "hide": 2,
         "includeAll": false,
         "label": "tidb_cluster",
         "multi": false,
         "name": "tidb_cluster",
         "options": [],
-        "query": "label_values(pd_cluster_status{k8s_cluster=\"$k8s_cluster\"}, tidb_cluster)",
+        "query": {
+          "query": "label_values(pd_cluster_status{k8s_cluster=\"$k8s_cluster\"}, tidb_cluster)",
+          "refId": "test-cluster-tidb_cluster-Variable-Query"
+        },
         "refresh": 2,
         "regex": "",
+        "skipUrlSync": false,
         "sort": 1,
         "tagValuesQuery": "",
         "tags": [],