How to follow HA config docs

Hi, I am just trying to follow the docs given to configure high availability, but my question is what am i supposed to add in the ha_peers area?

  1. I installed grafana and its running in my local already, how should i run another one?,
  2. If i do run another one would it be in the same ip and diff port? If not, how,?
  3. I copy pasted the sample.ini and named it custom.ini, following the instructions → but how am i supposed to let grafana look at my custom.ini? would grafana automatically find it and set it as its configuration?

My current custom.ini:

Reference:

I’d really appreciate your help.