How to specify CPU, RAM, and an operating system for a compute node

num_cpus: choose the number of cpus (e.g., 1).
disk_size: not supported.
mem_size: specify a number of memory in GB (e.g., 1).
distribution: choose a distribution from the list (e.g., ubuntu).
version: optionally specify a version of the distribution (e.g., 18.04).

To configure CPU and RAM, click on the Compute component. The following options are available: