Files
chill_notes/实践积累/个人知识库_数据库_Cpu_占用过高.md
2026-04-21 11:49:59 +08:00

15 lines
420 B
Markdown
Executable File

```sql
SELECT TOP 10
```
total_worker_time/execution_count AS avg_cpu_cost, plan_handle,
execution_count,
(SELECT SUBSTRING(text, statement_start_offset/2 + 1,
(CASE WHEN statement_end_offset = -1
THEN LEN(CONVERT(nvarchar(max), text)) * 2
ELSE statement_end_offset
```sql
END - statement_start_offset)/2)
FROM sys.dm_exec_sql_text(sql_handle)) AS query_text
FROM sys.dm_exec_query_stats
```
ORDER BY [avg_cpu_cost] DESC