...类器进行相关度预测, 如果页面u是一个正例(页面与主题信息的相关度超过某一个阈值),则由u指向的超链放入工作池(work pool)作为待抓取的超链。否则u被剪枝,其所指向的超链亦不进一步抓取。
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当这个对象完成它的工作之后,它被返回给池,可供以后重新使用。
After the object finishes its job, it is returned back to the pool and can be reused later.
线程池工作线程从输入队列提取下一个WWEC,并运行它。
A thread pool worker thread pulls the next WWEC from the input queue and runs it.
如果LPAR的工作集比池大很多,那么会发生大量分页操作,性能会显著下降。
If the working set of the LPARs becomes much larger than the size of the pool, then there will be lots of paging and performance could suffer greatly.
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