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Published: 16 May 2022



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  • 多くの企業はディザスタ・リカバリ (DR) の見直しを検討しているが、どのように進めるべきか考えあぐねている。

  • DRを見直す際に、クラウドを新たな選択肢の1つに加えている企業は多い。一方で、そうした企業の中に、従来型のエンタプライズ・システムのDRにクラウドを利用するにはどのような選択肢があるのか把握していないところもある


ITインフラの災害対策に責任を持つインフラストラクチャ/オペレーション (I&O) のリーダーは、以下を進める。

  • 現在のシステムのDR準備状況を棚卸しする。本リサーチノートで解説するリカバリ階層戦略に基づいて、システムの重要度ごとに現状とあるべき姿を検討し経営層と共有する。

  • 柔軟性、俊敏性に加えてコストの観点から、クラウドを利用したDRを選択肢の1つとする。仮想マシンによって構成される従来型のシステムに対しては、DRaaS (サービスとしてのDR)、BaaS (サービスとしてのバックアップ)、およびDRオーケストレーション・ソフトウェアを有力な選択肢として検討する。

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Takuma Yamamoto

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