Is 1 GB enough for a Minecraft server?

How do I add more space to my server?

Increase storage on the server

To increase the storage on the server, you can add an additional internal hard disk to the server. To add the additional internal hard disk, you must shut down the server, add the internal hard disk, and then restart the server.

How do I increase server capacity?

If data server capacity does not meet your present or future needs, you can expand its capacity by adding disk space and creating additional containers, or by adding memory. If these simple strategies do not add the capacity you need, also consider adding processors or physical partitions.

Is 16GB RAM enough for server?

As a server / stand by machine, 16GB may be sufficient, however some people run VMs and other capacity demanding tasks so 32GB can be beneficial.