Instance monitoring

I'm currently running this instance on a Digital Ocean VPS with 1 VCPU and 1GB of ram, just to get started. I'm keeping an eye on CPU and memory usage, so I can upgrade it as we grow.

Right now it looks like this:

Today I added a swap file, since we're around 90% memory usage. But I expect to probably have to bump it to 2GB in the next coming days.