On Tue, Aug 16, 2016 at 11:18:06AM +0800, Yanjun Shen wrote: > hi, > when i run cep map -p pool rbd test, error > hdu@ceph-mon2:~$ sudo rbd map -p rbd test > rbd: sysfs write failed > In some cases useful info is found in syslog - try "dmesg | tail" or so. > rbd: map failed: (5) Input/output error > > dmesg |tail > [ 4148.672530] libceph: mon1 172.22.111.173:6789 feature set mismatch, my > 384a042a42 < server's 40000384a042a42, missing 400000000000000 > [ 4148.672576] libceph: mon1 172.22.111.173:6789 socket error on read > [ 4158.688709] libceph: mon0 172.22.111.172:6789 feature set mismatch, my > 384a042a42 < server's 40000384a042a42, missing 400000000000000 > [ 4158.688750] libceph: mon0 172.22.111.172:6789 socket error on read > [ 4168.704629] libceph: mon1 172.22.111.173:6789 feature set mismatch, my > 384a042a42 < server's 40000384a042a42, missing 400000000000000 > [ 4168.704674] libceph: mon1 172.22.111.173:6789 socket error on read > [ 4178.721313] libceph: mon2 172.22.111.174:6789 feature set mismatch, my > 384a042a42 < server's 40000384a042a42, missing 400000000000000 > [ 4178.721396] libceph: mon2 172.22.111.174:6789 socket error on read > [ 4188.736345] libceph: mon1 172.22.111.173:6789 feature set mismatch, my > 384a042a42 < server's 40000384a042a42, missing 400000000000000 > [ 4188.736383] libceph: mon1 172.22.111.173:6789 socket error on read Seems this could help http://cephnotes.ksperis.com/blog/2014/01/21/feature-set-mismatch-error-on-ceph-kernel-client for your situation, try turn off hashpspool feature as below: # ceph osd pool set rbd hashpspool false > > > sudo ceph -v > ceph version 10.2.2 (45107e21c568dd033c2f0a3107dec8f0b0e58374) > > hdu@ceph-mon2:~$ uname -a > Linux ceph-mon2 3.14.0-031400-generic #201403310035 SMP Mon Mar 31 04:36:23 UTC > 2014 x86_64 x86_64 x86_64 GNU/Linux > > can you help me ? > > > SECURITY NOTE: file ~/.netrc must not be accessible by others > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Thanks, Chengwei
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