Thanks IIya. I upgraded the Kernel and it worked :-) Thanks, Sharmila On Tue, May 27, 2014 at 11:26 PM, Ilya Dryomov <ilya.dryomov at inktank.com>wrote: > On Tue, May 27, 2014 at 9:04 PM, Sharmila Govind > <sharmilagovind at gmail.com> wrote: > > Hi, > > > > I am setting up a ceph cluster for some experimentation. The cluster is > > setup successfully. But, When I try running rbd map on the host, the > kernel > > crashes(system hangs) and I need to do a hard reset for it to recover. > Below > > is my setup. > > > > All my nodes have Linux kernel 3.5 with Ubuntu 12.04. Iam installing the > > emperor version of Ceph. > > It would help if you could capture the crash, but most probably it's > a known bug in 3.5, which leads to a crash instead of returning an > error to 'rbd map' when the kernel misses required feature bits, i.e. > too old. I would recommend running at least 3.9. > > Thanks, > > Ilya > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.ceph.com/pipermail/ceph-users-ceph.com/attachments/20140528/02dc3878/attachment.htm>
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