为什么qq有时候反应慢

页面:/news/view-191825/ | 耗时:0.8498 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=191825 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=191825 LIMIT 0,1
select * from tbl_Articles_sphinx where id=191825 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2066032,1326855,920425,1108141,1860570,1649837,3402741,2684093,446113,1594325,218873,248642,1086730,246854,1569650,1439628,1346244,3324015,2169761,3302226,135795,811208,1068824,212346,2128722,1088425,3086097,1077523,204333,1086097) ORDER BY field (ArticleID,2066032,1326855,920425,1108141,1860570,1649837,3402741,2684093,446113,1594325,218873,248642,1086730,246854,1569650,1439628,1346244,3324015,2169761,3302226,135795,811208,1068824,212346,2128722,1088425,3086097,1077523,204333,1086097)