Thanks.
but how to use these features ???
so,there is no way to implement them on ubuntu 16.04 kernel (4.4.0) ???
it's strange !!! 🤔
On Mon, May 23, 2016 at 5:28 PM, Albert Archer <albertarcher94@xxxxxxxxx> wrote:
Thanks.but how to use these features ???so,there is no way to implement them on ubuntu 16.04 kernel (4.4.0) ???it's strange !!! 🤔On Mon, May 23, 2016 at 5:24 PM, Ilya Dryomov <idryomov@xxxxxxxxx> wrote:No problem - those features aren't yet supported by the kernel client.On Mon, May 23, 2016 at 12:27 PM, Albert Archer
<albertarcher94@xxxxxxxxx> wrote:
> Hello All,
> There is a problem to mapping RBD images to ubuntu 16.04(Kernel
> 4.4.0-22-generic).
> All of the ceph solution is based on ubunut 16.04(deploy, monitors, OSDs and
> Clients).
> #################################
> #################################
>
> there are some output of my config :
>
> $ ceph status
>
> cluster 8f2da78c-89e9-4924-9238-5bf9110664cd
> health HEALTH_OK
> monmap e1: 3 mons at
> {mon1=192.168.0.52:6789/0,mon2=192.168.0.53:6789/0,mon3=192.168.0.54:6789/0}
> election epoch 4, quorum 0,1,2 mon1,mon2,mon3
> osdmap e50: 9 osds: 9 up, 9 in
> flags sortbitwise
> pgmap v183: 576 pgs, 2 pools, 306 bytes data, 4 objects
> 324 MB used, 899 GB / 899 GB avail
> 576 active+clean
>
> when i want to map testpool/vdisk1(for example) :
>
> $ sudo rbd map testpool/vdisk1
>
>
> 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
>
> $ rbd info testpool/vdisk1
>
> rbd image 'vdisk1':
> size 4096 MB in 1024 objects
> order 22 (4096 kB objects)
> block_name_prefix: rbd_data.1064238e1f29
> format: 2
> features: layering, exclusive-lock, object-map, fast-diff,
> deep-flatten
> flags:
> ############################
> ############################
>
> But, when i disabled following features, finally i could map my
> image(vdisk1).
>
> exclusive-lock, object-map, fast-diff, deep-flatten
>
> So, what is the problem ???
Thanks,
Ilya
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