On Tue, Aug 16, 2016 at 10:21:55AM +0200, Ilya Dryomov wrote: > On Tue, Aug 16, 2016 at 5:18 AM, Yanjun Shen <snailshen@xxxxxxxxx> 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 > > > > > > 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 ? > > Hi Yanjun, > > Please disregard Chengwei's message. The page he linked to clearly > states that hashpspool is supported in kernels 3.9 and above... > > Your CRUSH tunables are set to jewel (tunables5). As per [1], > tunables5 are supported starting with kernel 4.5. You need to either > upgrade your kernel or set your tunables to legacy with Ah, thanks Ilya correct me. > > $ ceph osd crush tunables legacy > > [1] http://docs.ceph.com/docs/master/rados/operations/crush-map/#which-client-versions-support-crush-tunables5 > > Thanks, > > Ilya > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Thanks, Chengwei
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