fix the description of tidb_query_duration (#17641)

pingcap · May 29, 2024 · e2f5023 · e2f5023
1 parent 99ac419
commit e2f5023
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/alert-rules.md b/alert-rules.md
@@ -121,7 +121,7 @@ This section gives the alert rules for the TiDB component.
 
 * Description:
 
-    The latency of handling a request in TiDB. If the ninety-ninth percentile latency exceeds 1 second, an alert is triggered.
+    The latency of handling a request in TiDB. The response time for 99% of requests should be within 1 second; otherwise, an alert is triggered.
 
 * Solution: