可以重新编写应用程序，以便在重新分发消息之前将所有队列实例的状态纳入考虑范围，并在重新分发成功完成之前按照计划的间隔运行。
An application could be written to take the state of all queue instances into consideration before redistributing messages, and run at scheduled intervals until redistribution is successful.
周二雅虎将按照之前的预定计划公布业绩。
彼得雷乌斯表示，在驻伊美军的数量下降到增兵之前的水平以后，他希望暂停撤军，评估安全局势。 按照现在的计划，驻伊美军将在7月之前减少到增兵前的大约14万人。
Petraeus has indicated that once troop levels in Iraq return to pre-surge levels of about 140, 000 by July, he would like a pause in the troop drawdown to evaluate the security situation.
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