Problem solved! osd_class_dir path in ceph.conf was wrong. Thanks for help Ilya Adir -----Original Message----- From: Ilya Dryomov [mailto:idryomov@xxxxxxxxx] Sent: Monday, August 17, 2015 10:48 AM To: Adir Lev <adirl@xxxxxxxxxxxx> Cc: ceph-users@xxxxxxxx Subject: Re: rbd map failed On Thu, Aug 13, 2015 at 1:59 PM, Adir Lev <adirl@xxxxxxxxxxxx> wrote: > Hi, > > > > I have a CEPH cluster running on 4 physical servers, the cluster is up > and healthy > > So far I was unable to connect any client to the cluster using krbd or > fio rbd plugin. > > My clients can see and create images in rbd pool but cannot map > > root@r-dcs68 ~ # rbd ls > > fio_test > > foo > > foo1 > > foo_test > > > > root@r-dcs68 ~ # rbd map foo > > rbd: sysfs write failed > > rbd: map failed: (95) Operation not supported > > > > using strace I see that there is no write permissions to > /sys/bus/rbd/add > > root@r-dcs68 ~ # echo 192.168.57.102:16789 name=admin,key=client.admin > rbd foo - > /sys/bus/rbd/add > > -bash: echo: write error: Operation not permitted It doesn't look like a file permissions problem, please paste the entire strace output. What's your ceph version (ceph --version)? Thanks, Ilya _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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