January 2019
Intermediate to advanced
606 pages
15h 1m
English
book
Ceph: Designing and Implementing Scalable Storage Systems
by Michael Hackett, Vikhyat Umrao, Karan Singh, Nick Fisk
Content preview from Ceph: Designing and Implementing Scalable Storage Systems
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How to do it...
- Create three images in the ceph cluster as we did in the previous recipe:
# rbd create image-1 --size 1024 --pool data --image-feature exclusive-lock,journaling
- Enable image mirroring on the data pool on the ceph and backup clusters:
# rbd mirror pool enable data image
- Add ceph cluster as a peer to backup cluster:
root@ceph-node5 # rbd mirror pool peer add data client.local@ceph
- Validate that peer is successfully added:
# rbd mirror pool info
- In the ceph cluster, enable image mirroring on image-1, image-2 and image-3 will not be mirrored:
root@ceph-node1 # rbd mirror image enable data/image-1
- Check mirror ...
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