Hi Rakesh,
That works as well. I also diabled the other features.
rbd feature disable data/data_01 exclusive-lock
Thanks for the response
On Fri, Jun 24, 2016 at 6:22 AM, Rakesh Parkiti <rakeshpark...@hotmail.com>
wrote:
> Hi Ishmael
>
> Once try to create image with image-feature as layering only.
>
> #rbd create --image pool-name/image-name --size 15G --mage-feature
> layering
> # rbd map --image pool-name/image-name
>
> Thanks
> Rakesh Parkiti
> On Jun 23, 2016 19:46, Ishmael Tsoaela <ishmae...@gmail.com> wrote:
>
> Hi All,
>
> I have created an image but cannot map the image, anybody know what could
> be the problem:
>
>
>
> sudo rbd map data/data_01
>
> rbd: sysfs write failed
> RBD image feature set mismatch. You can disable features unsupported by
> the kernel with "rbd feature disable".
> In some cases useful info is found in syslog - try "dmesg | tail" or so.
> rbd: map failed: (6) No such device or address
>
>
>
> cluster_master@nodeC:~$ dmesg |tail
> [89572.831725] libceph: client4227 fsid
> 70cc6b75-9f83-4c67-a1c4-4fe846b4849e
> [89572.832413] libceph: mon0 155.232.195.4:6789 session established
> [89573.042375] libceph: client4229 fsid
> 70cc6b75-9f83-4c67-a1c4-4fe846b4849e
> [89573.043046] libceph: mon0 155.232.195.4:6789 session established
>
>
>
> command to create image:
>
> rbd create data_01 --size 102400 --pool data
>
>
> cluster_master@nodeC:~$ rbd ls data
> data_01
>
>
> cluster_master@nodeC:~$ rbd --image data_01 -p data info
> rbd image 'data_01':
> size 102400 MB in 25600 objects
> order 22 (4096 kB objects)
> block_name_prefix: rbd_data.105f2ae8944a
> format: 2
> features: layering, exclusive-lock, object-map, fast-diff, deep-flatten
> flags:
>
>
> cluster_master@nodeC:~$ ceph status
> cluster 70cc6b75-9f83-4c67-a1c4-4fe846b4849e
> health HEALTH_OK
> monmap e1: 1 mons at {nodeB=155.232.195.4:6789/0}
> election epoch 3, quorum 0 nodeB
> osdmap e17: 2 osds: 2 up, 2 in
> flags sortbitwise
> pgmap v160: 192 pgs, 2 pools, 6454 bytes data, 5 objects
> 10311 MB used, 1851 GB / 1861 GB avail
> 192 active+clean
>
>
>
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