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The SAC interface lets you interact with the Microsoft Windows Operating System, providing administrative access even if network connectivity is not functional. Then use the Microsoft Windows Special Administration Console ( SAC) to debug and fix your EC2 Windows Instance.īefore you simulate the network failure, you must configure SAC to read and write from the instance’s virtual serial port. In this post, you simulate a network failure caused by a misconfiguration of your Amazon EC2 Windows Instance. In this blog post, we show you how you can use EC2 Serial Console to debug and fix your Amazon EC2 Windows Instances.Ĭonfiguration changes or software updates are two examples that could result in an Amazon EC2 Windows Instance start-up failure. In a previous post, we demonstrated how you can access the GNU GRand Unified Boot-loader (GRUB) using EC2 Serial console to fix a failed Linux kernel load. An operating system update, application update, a misconfiguration, missing driver, or incorrect security permissions can prevent systems from starting up correctly. But things fail, and operating systems are no exception. This post is written by Pallavi Ravishankar a Senior Product Manager and Jason Nicholls an Enterprise Solutions Architect.įailure management is a key part of the reliability pillar within the AWS Well-Architected Framework.
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