metrics: fix wrong bucket name of coprocessor cache (#22454) (#22617)

pingcap · May 12, 2021 · 371333c · 371333c
1 parent df65987
commit 371333c
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/infoschema/metric_table_def.go b/infoschema/metric_table_def.go
@@ -2513,7 +2513,7 @@ var MetricTableMap = map[string]MetricTableDef{
 	},
 	"tidb_distsql_copr_cache": {
 		Comment:  "The quantile of TiDB distsql coprocessor cache",
-		PromQL:   "histogram_quantile($QUANTILE, sum(rate(tidb_distsql_copr_cache_buckets{$LABEL_CONDITIONS}[$RANGE_DURATION])) by (type,instance))",
+		PromQL:   "histogram_quantile($QUANTILE, sum(rate(tidb_distsql_copr_cache_bucket{$LABEL_CONDITIONS}[$RANGE_DURATION])) by (type,instance))",
 		Labels:   []string{"instance", "type"},
 		Quantile: 0.95,
 	},

diff --git a/metrics/grafana/tidb.json b/metrics/grafana/tidb.json
@@ -6070,7 +6070,7 @@
           "steppedLine": false,
           "targets": [
             {
-              "expr": "histogram_quantile(1, sum(rate(tidb_distsql_copr_cache_buckets{tidb_cluster=\"$tidb_cluster\"}[1m])) by (type))",
+              "expr": "histogram_quantile(1, sum(rate(tidb_distsql_copr_cache_bucket{tidb_cluster=\"$tidb_cluster\"}[1m])) by (type))",
               "format": "time_series",
               "intervalFactor": 2,
               "legendFormat": "{{type}}",