The following diagrams are examples of different configurations available with Sitecore. Feel free to use them in creating your own documentation.

Sitecore Mongo DB High Availability 2x + Arbiter Replica Set

 

 

Sitecore Mongo DB High Availability 3x Replica Set

 

 

Sitecore Mongo DB High Availability Sharded (~1TB+)

 

 

Sitecore Solr Cloud High Availability

 

 

Sitecore Solr Replica Set