AWS Systems Manager | Maintenance Windows Flashcards
How do I view the compliance levels of my instances?
Maintenance Windows
AWS Systems Manager | Management Tools
You can view patch compliance information, which tells you the detailed results of the patching process. From the AWS Systems Manger console or APIs, you can easily get aggregate compliance details per instance. In addition, you drill in further and for each instance you can determine which patches are installed, missing, not applicable, and which failed to install.
What is an AWS Systems Manager maintenance window?
Maintenance Windows
AWS Systems Manager | Management Tools
AWS Systems Manager lets you schedule windows of time to run administrative and maintenance tasks across your instances. This ensures that you can select a convenient and safe time to install patches and updates or make other configuration changes, improving the availability and reliability of your services and applications.
Why should I use AWS Systems Manager maintenance windows?
Maintenance Windows
AWS Systems Manager | Management Tools
AWS Systems Manager maintenance windows help improve availability and reliability of your workloads by automatically performing tasks in a well-defined window of time, significantly reducing the impact of any operational or infrastructure failures.
What tasks can I perform using an AWS Systems Manager maintenance window?
Maintenance Windows
AWS Systems Manager | Management Tools
You can perform tasks like the following:
Installing applications, updating patches, installing or updating AWS Systems Manager agents, or executing PowerShell commands and Linux shell scripts.
Building Amazon Machine Images (AMIs), boot-strapping software, and configuring instances.
Executing AWS Lambda functions that trigger additional actions such as scanning your instances for patch updates.
Running AWS Step Function state machines to perform tasks such as removing an instance from an Elastic Load Balancing environment, patching the instance, and then adding the instance back to the Elastic Load Balancing environment.
What types of tasks can I schedule in an AWS Systems Manager maintenance window?
Maintenance Windows
AWS Systems Manager | Management Tools
You can create and schedule any AWS Systems Manager run command execution, AWS Systems Manager automation document execution, AWS Step Functions, or AWS Lambda functions as tasks.
