简单的进程调度程序，包含先进先出和优先级调度程序，自己可以加入一些初始化设定，可以更好的模拟系统运行-simple process scheduling procedures, including FIFO and priority scheduling procedures, they can join some initialization set, we can better run a simulation
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002223s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002171s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002088s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003080s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 119079 [ RunTime:0.001217s ]
