Fixed 8G of RAM
Each Testcontainers Cloud session gets 8G of RAM. You can see this information in the logs when the connection is established:
Connected to docker:
Server Version: 70+testcontainerscloud
API Version: 1.41
Operating System: Ubuntu 22.04 LTS
Total Memory: 7396 MB
Currently, it's not possible to extend or limit memory usage for a single Testcontainers Cloud session.