O'Reilly logo

Mastering Ubuntu Server by Jay LaCroix

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Setting up high availability with keepalived

Using keepalived is a great way to add high availability to an application or even a hosted website. keepalived allows you to configure a floating IP (also known as a Virtual IP or VIP) for a pool of servers, with this special IP being applied to a single server at a time. Each installation of keepalived in the same group will be able to detect when another server isn't available, and claim ownership of the floating IP whenever the master server isn't responding. This allows you to run a service on multiple servers, with a server taking over in the event another becomes unavailable.

Note

keepalived is by no means specific to Apache. You can use it with many different applications and services. keepalived ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required