Matlab programs for M/M/1
The function [U, EN, ET, EW, ENQ] = MM1(lambda, mu
) calculates
utilization, mean number of customers in the system
请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报 打分 发表评论 暂无评论
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001268s ]
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:0.066360s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001003s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001128s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001025s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003220s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001202s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004347s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016549s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001223s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 25024 [ RunTime:0.017719s ]
