Image mirroring can be used when you choose to only want to mirror a specific subset of images and not an entire pool. The next recipe we will enable mirroring on a single image in the data pool and not mirror the other two images in the pool. This recipe requires you to have completed step 1 - step 9 in Disaster recovery replication using RBD mirroring recipe and have rbd-mirror running on backup site:
Configuring image mirroring
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