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Ceph: Designing and Implementing Scalable Storage Systems
book

Ceph: Designing and Implementing Scalable Storage Systems

by Michael Hackett, Vikhyat Umrao, Karan Singh, Nick Fisk
January 2019
Intermediate to advanced content levelIntermediate to advanced
606 pages
15h 1m
English
Packt Publishing
Content preview from Ceph: Designing and Implementing Scalable Storage Systems

Configuring RBD mirroring

In order to use the RBD mirroring functionality, we will require two Ceph clusters. We could deploy two identical clusters we have been using previously, but the number of VMs involved may exceed the capabilities of what most people's personal machines can run. Therefore, we will modify our vagrant and ansible configuration files to deploy two separate Ceph clusters each with a single monitor and an OSD node.

The hosts part at the top should now look like this:

nodes = [ { :hostname => 'ansible', :ip => '192.168.0.40', :box => 'xenial64' },  { :hostname => 'site1-mon1', :ip => '192.168.0.41', :box => 'xenial64' },  { :hostname => 'site2-mon1', :ip => '192.168.0.42', :box => 'xenial64' }, { :hostname => 'site1-osd1', ...
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Publisher Resources

ISBN: 9781788295413