On Fri, Aug 31, 2012 at 6:05 PM, Andrew Holway <a.holway@xxxxxxxxxxxx> wrote: > I am trying to host KVM machines on an NFSoRDMA mount. > > This works: > > -drive file=/mnt/vm001.img,if=none,id=drive-virtio-disk0,format=raw -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0 > > This Doesn't! > > -drive file=/mnt/vm001.img,if=none,id=drive-virtio-disk0,format=raw,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=2 > > Any ideas why this could be? -drive cache=none results in QEMU opening the image file with O_DIRECT. It's not clear to me what the first error is. The node-installer output you have posted does not show a series of steps to reproduce the problem. Can you try running isolated tests with dd or verify-data (http://people.redhat.com/sct/src/verify-data/)? Have you tried running a different guest OS, say a Fedora or Debian Live CD? Stefan -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html