Thanks a lot Stephane and Kamil, Your reply was really helpful. I needed a different version of ceph client on my client machine. Initially my java application using librados was throwing connection time out. Then I considered querying ceph from command line (ceph --id ...), which was giving the error -
2015-03-05 13:37:16.816322 7f5191deb700 -- 10.8.25.112:0/2487 >> 10.138.23.241:6789/0pipe(0x12489f0 sd=3 pgs=0 cs=0 l=0).connect protocol feature mismatch, my 1ffa < peer 42041ffa missing 42040000 >From the hits given in your mail i tried - wget -q -O- ' https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc <https://mail.barracuda.com/owa/redir.aspx?C=3NyLmctq4E2pteCAiaUljUgzJNylM9JIwPBTxx3luEEtOGlWRbTgjTsFufrr9_uu3LumztxKEp0.&URL=https%3a%2f%2fceph.com%2fgit%2f%3fp%3dceph.git%3ba%3dblob_plain%3bf%3dkeys%2frelease.asc>' | sudo apt-key add - wget -q -O- ' https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/autobuild.asc <https://mail.barracuda.com/owa/redir.aspx?C=3NyLmctq4E2pteCAiaUljUgzJNylM9JIwPBTxx3luEEtOGlWRbTgjTsFufrr9_uu3LumztxKEp0.&URL=https%3a%2f%2fceph.com%2fgit%2f%3fp%3dceph.git%3ba%3dblob_plain%3bf%3dkeys%2fautobuild.asc>' | sudo apt-key add - echo deb http://ceph.com/packages/ceph-extras/debian <https://mail.barracuda.com/owa/redir.aspx?C=3NyLmctq4E2pteCAiaUljUgzJNylM9JIwPBTxx3luEEtOGlWRbTgjTsFufrr9_uu3LumztxKEp0.&URL=http%3a%2f%2fceph.com%2fpackages%2fceph-extras%2fdebian> $(lsb_release -sc) main | sudo tee /etc/apt/sources.list.d/ceph-extras.list echo deb http://ceph.com/debian-firefly/ <https://mail.barracuda.com/owa/redir.aspx?C=3NyLmctq4E2pteCAiaUljUgzJNylM9JIwPBTxx3luEEtOGlWRbTgjTsFufrr9_uu3LumztxKEp0.&URL=http%3a%2f%2fceph.com%2fdebian-firefly%2f> $(lsb_release -sc) main | sudo tee /etc/apt/sources.list.d/ceph.list sudo apt-get install ceph-common to verify: ceph --id brts --keyring=/etc/ceph/ceph.client.brts.keyring health HEALTH_OK Thanks for the reply. -Sonal On Fri, Mar 6, 2015 at 5:50 AM, Stéphane DUGRAVOT < stephane.dugra...@univ-lorraine.fr> wrote: > Hi Sonal, > You can refer to this doc to identify your problem. > Your error code is 42040000, so > > - 40000000 upgrade to kernel 3.9 > - 2000000 CEPH_FEATURE_CRUSH_TUNABLES2 > - 40000 CEPH_FEATURE_CRUSH_TUNABLES > > > - > http://ceph.com/planet/feature-set-mismatch-error-on-ceph-kernel-client/ > > Stephane. > > ------------------------------ > > Hi, > > I am newbie for ceph, and ceph-user group. Recently I have been working on > a ceph client. It worked on all the environments while when i tested on the > production, it is not able to connect to ceph. > > Following are the operating system details and error. If someone has seen > this problem before, any help is really appreciated. > > OS - > > lsb_release -a > No LSB modules are available. > Distributor ID: Ubuntu > Description: Ubuntu 12.04.2 LTS > Release: 12.04 > Codename: precise > > 2015-03-05 13:37:16.816322 7f5191deb700 -- 10.8.25.112:0/2487 >> > 10.138.23.241:6789/0 pipe(0x12489f0 sd=3 pgs=0 cs=0 l=0).connect protocol > feature mismatch, my 1ffa < peer 42041ffa missing 42040000 > 2015-03-05 13:37:17.635776 7f5191deb700 -- 10.8.25.112:0/2487 >> > 10.138.23.241:6789/0 pipe(0x12489f0 sd=3 pgs=0 cs=0 l=0).connect protocol > feature mismatch, my 1ffa < peer 42041ffa missing 42040000 > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > >
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