destination
The Amazon Resource Name (ARN) that specifies the destination of the logs.
The destination can be any Amazon CloudWatch Logs log group ARN, with the following requirements:
- The destination ARN that you provide must be in the same Amazon Web Services partition, Amazon Web Services Region, and Amazon Web Services account as your Amazon FSx file system. 
- The name of the Amazon CloudWatch Logs log group must begin with the - /aws/fsxprefix.
- If you do not provide a destination, Amazon FSx will create and use a log stream in the CloudWatch Logs - /aws/fsx/lustrelog group (for Amazon FSx for Lustre) or- /aws/fsx/filecache(for Amazon File Cache).
- If - Destinationis provided and the resource does not exist, the request will fail with a- BadRequesterror.
- If - Levelis set to- DISABLED, you cannot specify a destination in- Destination.