According to the official documentation, https://h_cn/AmazonCloudWatch/latest/logs/QuickStartWindows2016.html has been configured json,
Systems Manager also configured before, according to the official documentation powershell start an error?
Restart - Service: Service 'Amazon SSM Agent (AmazonSSMAgent)' always be stopped due to the following error: always
Open AmazonSSMAgent service on computer '. '.
At the line: 1 char: 1
+ Restart - Service AmazonSSMAgent
+ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
+ CategoryInfo: CloseError: (System. ServiceProcess. ServiceController: ServiceController) [Restart - Service
], ServiceCommandException
+ FullyQualifiedErrorId: CouldNotStopService, Microsoft.PowerShell.Com mands RestartServiceCommand

Also need what configuration can be uploaded to the cloudwatch, log cloudwatch collected before, but I don't do, now restart, don't know how to configure before, now don't know what to look at the configuration, where to start,