When a problem occurs with the availability of some of the physical resources, such as some wires being accidentally unplugged, PowerHA senses the errors and makes the other server take over.

当部分物理资源出现可用性问题时，比如有些线路被意外拔出，HACMP 将感知这些问题并让另一个服务器接管工作。

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To test their software they unplugged the wires connecting a pair of "cities" to simulate the traffic jams that occasionally bog down the Internet.

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