Hi JP, my bet is that this is a writing permissions issue. Does nova has the right to write within the mounted directory? Razique Mahroua - Nuage & Co razique.mahroua at gmail.com Tel : +33 9 72 37 94 15 Le 11 avr. 2013 à 16:36, John Paul Walters <jwalters at isi.edu> a écrit : > Hi, > > We've started implementing a Glusterfs-based solution for instance storage in order to provide live migration. I've run into a strange problem when using a multi-node Gluster setup that I hope someone has a suggestion to resolve. > > I have a 12 node distributed/replicated Gluster cluster. I can mount it to my client machines, and it seems to be working alright. When I launch instances, the nova-compute log on the client machines are giving me two error messages: > > First is a qemu-kvm error: could not open disk image /exports/instances/instances/instance-00000242/disk: Invalid argument > (full output at http://pastebin.com/i8vzWegJ) > > The second error message comes a short time later ending with nova.openstack.common.rpc.amqp Invalid: Instance has already been created > (full output at http://pastebin.com/6Ta4kkBN) > > This happens reliably with the multi-Gluster-node setup. Oddly, after creating a test Gluster volume composed of a single brick and single node, everything works fine. > > Does anyone have any suggestions? > > thanks, > JP > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack at lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20130411/7fe91ff1/attachment.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: NUAGECO-LOGO-Fblan_petit.jpg Type: image/jpeg Size: 10122 bytes Desc: not available URL: <http://lists.openstack.org/pipermail/openstack/attachments/20130411/7fe91ff1/attachment.jpg>