nachos下并发程序设计。编写双向链表并演示并发错误。包含文件Makefile.common、main.cc、threadtest.cc、dllist-driver.cc、dllist.cc、dllist.h、nachos01.doc-concurrent programming under the nachos. List and demonstrate the preparation of two-way concurrent error. Include file Makefile.common, main.cc, threadtest.cc, dllist-driver.cc, dllist.cc, dllist.h, nachos01.doc
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001148s ]
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:0.060612s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001088s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001280s ]
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:0.003017s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000855s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003861s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014825s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001162s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 167115 [ RunTime:0.015161s ]
