检测交换机的所有端口是否工作正常，通过允许此脚本就可以检测出结果，同时需要一个VLAN交换机-Detection of all-port switch is working properly, by allowing this script can detect the results, at the same time the need for a VLAN switch
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000850s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.082361s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000880s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001648s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.007524s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006856s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001138s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003865s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014179s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001179s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 177180 [ RunTime:0.015809s ]
