SD卡有空间为什么缓存不了视频

页面:/news/view-2654607/ | 耗时:0.0872 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=2654607 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2654607 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2654607 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1116387,1125087,1064111,1056510,1109763,1110143,1108656,1083618,1083971,1078679,1087383,1094823,1108492,1085152,1044541,1094439,1077523,1084775,1069944,1044306,1093799,1005077,1054182,1086116,1071203,1079820,1067591,1130118,1117498,1049510) ORDER BY field (ArticleID,1116387,1125087,1064111,1056510,1109763,1110143,1108656,1083618,1083971,1078679,1087383,1094823,1108492,1085152,1044541,1094439,1077523,1084775,1069944,1044306,1093799,1005077,1054182,1086116,1071203,1079820,1067591,1130118,1117498,1049510)