Re: which CentOS 7 kernel is compatible with jewel?

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On Wed, Jun 15, 2016 at 6:56 PM, Michael Kuriger <mk7193@xxxxxx> wrote:
> Still not working with newer client.  But I get a different error now.
>
> [root@test ~]# rbd ls
> test1
>
> [root@test ~]# rbd showmapped
>
> [root@test ~]# rbd map test1
> 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
>
> [root@test ~]# dmesg | tail
> [52056.980880] rbd: loaded (major 251)
> [52056.990399] libceph: mon0 10.1.77.165:6789 session established
> [52056.992567] libceph: client4966 fsid f1466aaa-b08b-4103-ba7f-69165d675ba1
> [52057.024913] rbd: image mk7193.np.wc1.yellowpages.com: image uses unsupported features: 0x3c
> [52085.856605] libceph: mon0 10.1.77.165:6789 session established
> [52085.858696] libceph: client4969 fsid f1466aaa-b08b-4103-ba7f-69165d675ba1
> [52085.883350] rbd: image test1: image uses unsupported features: 0x3c
> [52167.683868] libceph: mon1 10.1.78.75:6789 session established
> [52167.685990] libceph: client4937 fsid f1466aaa-b08b-4103-ba7f-69165d675ba1
> [52167.709796] rbd: image test1: image uses unsupported features: 0x3c
>
> [root@test ~]# uname -a
> Linux test.np.4.6.2-1.el7.elrepo.x86_64 #1 SMP Wed Jun 8 14:49:20 EDT 2016 x86_64 x86_64 x86_64 GNU/Linux
>
> [root@test ~]# ceph --version
> ceph version 10.2.1 (3a66dd4f30852819c1bdaa8ec23c795d4ad77269)

See http://www.spinics.net/lists/ceph-users/msg27787.html.

Thanks,

                Ilya
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