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== High Availability using a floating IP == | == High Availability using a floating IP == | ||
A single VM hosting an application can fail and be offline, which makes the application inaccessible | A single VM hosting an application can fail and be offline, which also makes the application inaccessible. | ||
To avoid a scenario | To avoid such a scenario, it is possible to make the floating IP (FIP) high-available, which in turn can be used to make the application high available too. | ||
=== Active-Passive High-availability === | |||
To accomplish a setup like this, we need the following: | |||
1. 2 VMs hosting the application | |||
2. 1 Floating IP | |||
3. 1 VIP (shared IP) RFC1918 from within your project |