私有云必须自建服务器吗,租用方案到底靠不靠谱,私有云自建与租用方案对比,自建服务器是否可行
Must private clouds build their own servers? Is the rental plan reliable? Comparison between self-built and rental plans for private clouds. Is it feasible to build one's own server
以上为机器翻译结果，长、整句建议使用 人工翻译 。