Hi, I try to create a qemu image, but got failed. ceph at ceph:~/my-cluster$ qemu-img create -f rbd rbd:rbd/qemu 2G Formatting 'rbd:rbd/qemu', fmt=rbd size=2147483648 cluster_size=0 qemu-img: error connecting qemu-img: rbd:rbd/qemu: error while creating rbd: Input/output error Can you tell what's the problem? Thanks. -- We are hiring cloud Dev/Ops, more details please see: YY Cloud Jobs <http://soa.game.yy.com/jobs.html> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.ceph.com/pipermail/ceph-users-ceph.com/attachments/20140711/52cac42f/attachment.htm>