Installing and configuring SSM Agent on EC2 instances for Linux
SSM Agent processes Systems Manager requests and configures your machine as specified in the request. Use the following procedures to install, configure, or uninstall SSM Agent.
SSM Agent is preinstalled, by default, on the following Amazon Machine Images (AMIs):
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Amazon Linux
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Amazon Linux 2
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Amazon Linux 2 ECS-Optimized AMIs
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Ubuntu Server 16.04, 18.04, and 20.04
SSM Agent is not installed on all AMIs based on Amazon Linux or Amazon Linux 2. For example, SSM Agent is not preinstalled on EKS-Optimized AMIs based on Amazon Linux 2.
You must manually install SSM Agent on EC2 instances created from other Linux AMIs.
The source code for SSM Agent is available on GitHub
To view details about the different versions of SSM Agent, see the release
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