Info
A setup of two or more systems, where they are both configured to serve some sort of workload.
Alternatively, one can be in standby mode and only turn on when the first one is down.
Pros and cons
- Pros
- High Availability is achieved
- No interruption for clients or users
- Needed for mission critical systems
- Cons
- More complex to setup
- More expensive in a Pay As You Go model
- Harder to trace errors