At Sun, 14 Aug 2011 15:39:30 +0200, Valerio Pachera wrote: > > The command 'collie cluster format --copies=n' have to be run only one > time on any of the computer that is running corosync? > -- I already know the answer: yes -- > > Can I add more time the same node? E.g. > # sheep /mnt/disk1 > # sheep /mnt/disk2 Yes. > > Does the data directory used by sheepdog to be empty? (sheep /store_dir)? If the node was in the cluster before, it can contain old Sheepdog data. Otherwise, the directory must be empty. > > Is it possible to have store directory of different sizes (E.g. 50G and 500G)? Currently, no. A similar discussion is in the follwoing thread: http://lists.wpkg.org/pipermail/sheepdog/2011-August/001145.html > If yes, think to the simple scenario of two nodes, do I get any alert > form sheepdog when the small node is getting full? > If no, what happens? Write operations from VMs will result in I/O errors (Sheepdog returns a disk full error). > > I compiled the latest version of qemu-kvm, but I'm running an "old" > kernel (2.6.32), so the kvm module is not the latest one. > May that be a problem for sheepdog? Sheepdog doesn't depend on KVM support. If you can run the qemu-kvm on the kernel, Sheepdog also should work. Thanks, Kazutaka |