修正RoundRobin负载均衡方式的bug #14
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猜测作者可能是想让weightInvokers作为队列不断存储要调用的invoker， |
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orz,终于好了，之前手滑挪了文件夹位置…… |
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修正weightSequence过快增长导致的高权重机器调用过多问题。
currentWeight本应为每轮加一，但原错写为每次调用加一。
设有两台机器权重分别为1和2，设计应为第一轮分别执行一次，第二轮在第二台执行一次。
但原算法为第一轮各有1/2的机会执行一次，第二轮在第二台执行一次。
造成高权重机器被调用次数过多。
修正为每次检查sequence完成一轮后才增加currentWeight。