为什么cpu使用率很高呢

页面:/news/view-3280136/ | 耗时:0.7394 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=3280136 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3280136 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3280136 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1097309,148846,1111326,2545971,1791767,1078438,172353,1110588,401146,2951980,1126788,2996077,147606,1075907,1115400,1111800,3247540,1127070,1092704,2903697,1053066,3094356,1495740,1920720,632621,114974,3037620,2310859,1131707,1048108) ORDER BY field (ArticleID,1097309,148846,1111326,2545971,1791767,1078438,172353,1110588,401146,2951980,1126788,2996077,147606,1075907,1115400,1111800,3247540,1127070,1092704,2903697,1053066,3094356,1495740,1920720,632621,114974,3037620,2310859,1131707,1048108)