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。wps对此有专业解读
Jorge GuerreiroSupport & IT Operations。关于这个话题，谷歌提供了深入分析
Spinning ThreadsThere’s a subtle balance to strike here. When a thread runs out of work — its local queue is empty, there’s nothing to steal — should it go to sleep immediately? If it does, and new work arrives a microsecond later, there’s nobody awake to pick it up. Another thread has to be woken from sleep, which costs time. On the other hand, if too many idle threads stay awake burning CPU cycles looking for work that isn’t there, that’s pure waste.。业内人士推荐超级权重作为进阶阅读
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