Hi,
whilst testing the new rbd layering feature I found a problem with rbd
map. It seems rbd map doesn't support the new format.
-martin
ceph -v
ceph version 0.51-265-gc7d11cd
(commit:c7d11cd7b813a47167108c160358f70ec1aab7d6)
rbd create --size 100000 --new-format new
rbd map new
add failed: (2) No such file or directory
rbd create --size 100000 old
rbd map old
rbd showmapped
id pool image snap device
1 rbd old - /dev/rbd1
rbd info new
rbd image 'new':
size 100000 MB in 25000 objects
order 22 (4096 KB objects)
block_name_prefix: rbd_data.101e1a89b511
old format: False
features: layering
rbd info old
rbd image 'old':
size 100000 MB in 25000 objects
order 22 (4096 KB objects)
block_name_prefix: rb.0.1021.23697452
old format: True
features:
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