March 2017
Intermediate to advanced
352 pages
9h 3m
Japanese
Content preview from Infrastructure as Code ―クラウドにおけるサーバ管理の原則とプラクティス
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68
4
章 サーバー構成ツール
がほとんどなくなるので、予測可能性が高くなる。しかし、洗練されたサーバーテンプレート管理が必
要とされる。
4.3.4
コンテナ化されたサービス
コンテナ化されたサービスは、軽いコンテナ（Dockerによって人気を集めるようになった）にアプ
リケーションとサービスをパッケージングする方法である。こうすると、サーバーの構成/ 設定とサー
バー上で実行されるものとの間の結合が緩やかになる。そのため、ホストサーバーは非常に単純にな
り、変更のペースも下がる。この種のホストでは、ほかの変更管理モデルのどれかをさらに使わなけ
ればならないが、その実装は大幅に単純化され、メンテナンスしやすくなる。注意と労力は、主として
サービスとアプリケーションのパッケージング、テスト、ディストリビュート、オーケストレーション
に注がれるが、イミュータブルなインフラストラクチャモデルと似た形になるため、本格的な仮想マシ
ンとサーバーの構成 /設定を管理するのと比べれば単純である。
4.4
コンテナ
サーバーにアプリケーションをインストールして実行するための新しい方法として、Docker（https://
www.docker.com/）、 Rocket（https://coreos.com/blog/rocket/）、 Warden（https://docs.cloudfoundry.
org/concepts/architecture/warden.html）、 Windows Containers ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.