PowerHA is used for both planned and unplanned outages and provides the mechanics for one server to failover to another in case of a hardware event.
PowerHA能够应对计划内和计划外停机，能够在发生硬件故障时从一台服务器向另一台服务器进行故障转移。
When an operating system is interrupted because of a hardware event (such as the presence of a packet through a network adapter), the processing begins in an interrupt.
操作系统会因为一个硬件事件而产生中断(例如出现了一个来自网卡的数据包)，对该事件的处理过程从一个中断开始。
When an operating system is interrupted because of a hardware event (such as the presence of a packet through a network adapter), the processing begins in an interrupt.
操作系统会因为一个硬件事件而产生中断(例如出现了一个来自网卡的数据包)，对该事件的处理过程从一个中断开始。
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