下列进程调度算法中， 可能会出现进程长期得不到调度的情况。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30160' and id < 2440270 and id<>'2440270' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30160' and id > 2440270 and id<>'2440270' order by id asc limit 5