VIO服务器运行AIX操作系统的特殊版本，还包含软件包ios。

This VIO server runs a special version of the AIX operating system, with an additional software package called IOS.

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他选择使用Fedora作为操作系统，用于管理常用的安全更新、基于RPM的包管理系统，以及与服务器相关的软件包。

He chose Fedora as the operating system for its frequent security updates, its RPM-based package-management system, and its quantity of prepackaged software pertinent to servers.

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