The storage should be optimized with a proper RAID configuration, such as a RAID 5 setup with a hot spare disk.

该存储必须通过适当的 RAID 配置进行优化，比如一个附带热备份磁盘的 RAID 5 设置。

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And after I recovered the operating system, I could then hot-swap the bad disk out in a safe manner and get it replaced without compromising the other LPARs on the hardware.

恢复操作系统之后，就可以以安全的方式热交换坏磁盘并更换它，而不会危及硬件上的其他LPAR。

youdao

The SVM state database stores configuration and states information about volumes, including hot spares and disk sets.

SVM 状态数据库存储有关卷的配置和状态信息，包括热备份磁盘 (hot spares) 和磁盘集。

youdao

Drobo BeyondRAID, which provides thin provisioning, instant expansion, mixed drive size flexibilty, automatic protection levels, dual-disk redundancy, virtual hot spare, and drive reordering.

ENGADGET: Drobo's new 5N is a speedy $600 NAS for when you need files, stat