On Tue, Jun 14, 2016 at 4:29 AM, Rakesh Parkiti <rakeshparkiti@xxxxxxxxxxx> wrote: > Hello, > > Unable to mount the CephFS file system from client node with "mount error 5 > = Input/output error" > MDS was installed on a separate node. Ceph Cluster health is OK and mds > services are running. firewall was disabled across all the nodes in a > cluster. > > -- Ceph Cluster Nodes (RHEL 7.2 version + Jewel version 10.2.1) > -- Client Nodes - Ubuntu 14.04 LTS > > Admin Node: > [root@Admin ceph]# ceph mds stat > e34: 0/0/1 up > > Client Side: > user@clientA2:/etc/ceph$ ceph fs ls --name client.admin > name: cephfs, metadata pool: cephfs_metadata, data pools: [cephfs_data ] > > user@clientA2:/etc/ceph$ sudo mount -t ceph 10.10.100.5:6789:/user > /home/user/cephfs -o > name=admin,secret=AQAQK1NXgupKIRAA9O7fKxadI/iIq/vPKLI9rw== > mount error 5 = Input/output error > > Connection Establishment was successful to monitor node. > $tail -f /var/log/syslog > Jun 14 16:32:24 clientA2 kernel: [82270.155030] libceph: client134154 fsid > 66c5f31c-1756-47ce-889d-960e0d99f37a > Jun 14 16:32:24 clientA2 kernel: [82270.156726] libceph: mon0 > 10.10.100.5:6789 session established > > Able to check ceph health status from client node with client.admin > keyring.: > > user@clientA2:/etc/ceph$ ceph -s --name client.admin > cluster 66c5f31c-1756-47ce-889d-960e0d99f37a > health HEALTH_OK > monmap e6: 3 mons at > {siteAmon=10.10.100.5:6789/0,siteBmon=10.10.150.6:6789/0,siteCmon=10.10.200.7:6789/0} > election epoch 70, quorum 0,1,2 siteAmon,siteBmon,siteCmon > fsmap e34: 0/0/1 up > osdmap e1097: 19 osds: 19 up, 19 in > flags sortbitwise > pgmap v25719: 1286 pgs, 5 pools, 92160 kB data, 9 objects > 3998 MB used, 4704 GB / 4708 GB avail > 1286 active+clean According to this, you don't have an active MDS in your cluster. If it really is running, you'll need to figure out why it's not connecting. -Greg _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com