Operating System Maintenance
In general, operating system maintenance across large estates of EC2 instances can be managed by:
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Tools specific to each operating system, such as Microsoft System Center 2019
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Third-party products, such as those available on Amazon Web Services Marketplace
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Amazon Systems Manager
Amazon Systems Manager can help with the following key operating system maintenance tasks.
Patching
You can follow SAP recommended patching processes to update your landscape on Amazon. For operating system patching, use Amazon Systems Manager Patch Manager to roll out OS patches as per your corporate policies. Patch manager includes features like:
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Scheduling based on tags
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Auto-approving patches with lists of approved and rejected patches
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Defining patch baselines
Amazon Systems Manager Patch Manager integrates with Amazon Identity and Access Management (IAM), Amazon CloudTrail, and Amazon CloudWatch Events to
provide a secure patching experience that includes event notifications and the ability to
audit usage. For details about the process, see How Patch Manager
Operations Work. If Amazon Systems Manager Patch Manager does not fulfil your requirements,
there are third-party products available on the Amazon Web Services Marketplace
Maintenance Window
Amazon Systems Manager Maintenance Windows let you define a schedule for when to perform potentially disruptive actions on your instances, such as patching an operating system, updating drivers, or installing software or patches.
Automation using Documents
Amazon Systems Manager Automation simplifies common maintenance and deployment tasks of Amazon EC2 instances and other Amazon resources. Automation enables you to do the following:
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Build Automation workflows to configure and manage instances and Amazon resources.
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Create custom workflows or use pre-defined workflows maintained by Amazon.
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Receive notifications about Automation tasks and workflows by using Amazon CloudWatch Events.
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Monitor Automation progress and execution details by using the Amazon EC2 or the Amazon Systems Manager console.
There are many Amazon provided documents specific to Windows already available.