负载均衡

负载均衡(Load Balancing)是指将任务分摊到多个操作单元进行执行。

http://baike.baidu.com/link?url=-SVhFl6hXk9wRFXd0DeBfxJMvmeXP6E_lOeqBV11aNNOv80gAEGJUQw84D9GmOb1Huxoolhv_OpaaV6ZAS9iwYauleinBxxaY8qBPj1W_iHBvlrOukafLmet95D-Spx_

http://blog.csdn.net/jackpk/article/details/46351853