Working with Ceph Block Device

In this chapter, we will cover the following recipes:

• Configuring Ceph client
• Creating Ceph Block Device
• Mapping Ceph Block Device
• Resizing Ceph RBD 
• Working with RBD snapshots
• Working with RBD clones
• Disaster recovery replication using RBD mirroring
• Configuring pools for RBD mirroring with one way replication
• Configuring image mirroring
• Configuring two-way mirroring
• Recovering from a disaster!