补充材料的最后一个事件：

Event 15 of 120:  Event ID 16# 7301

Loss of redundancy (2oo2) due to CPU failure

CPU affected: Standby CPU in rack 1

Requested OB: CPU redundancy error OB (OB72)

Priority class: 28

Incoming event

08:08:58.212 AM  06/03/2025

(Coding: 16# 7301  1C48  005B  F100  0000  0000)

它的解释中的关键一句：

Loss of redundancy (2oo2) due to CPU failure

CPU affected: Standby CPU in rack 1

大致意思是：由于 CPU1 的失效引起了冗余（2oo2）的丢失。