Disaster Recovery Site
The disasterrecovery pattern provides recovery across data centers or cloud regions. Your disaster recovery site will have a cold standby node ready to go so that you can spin up a Sonatype Nexus Repository instance and switch to this site in the event of failure at your primary site.
Combines With
You can use this pattern with any and all other desired patterns. Disaster recovery is an essential foundational pattern.
Problems Addressed
Data loss
Data corruption
Disaster recovery across data centers
Disaster recovery across cloud regions
Prerequisites
External PostgreSQL database highly recommended for best Recovery Point Objective (RPO) PRO
Large storage capacity for blob stores and database
Must be validated and tested
Factors to Consider
Recovery Time Objective (RTO) can be long
Can be expensive at scale
Falling back must be done carefully