Comment #4 on issue 1064 by [email protected]: Cannot install VM on Gluster bankend storage
https://code.google.com/p/ganeti/issues/detail?id=1064

It seems that there is no "/var/run/ganeti/instance-disks/instance1.ganeti.com:0" disk image file so the error happened.

Some logs are as follows.

root@node1:/var/log/ganeti# cat node-daemon.log
[...]
2015-04-15 07:32:47,816: ganeti-noded pid=3240 INFO 192.168.1.101:57593 POST /bridges_exist HTTP/1.1 200 2015-04-15 07:32:47,906: ganeti-noded pid=3241 INFO 192.168.1.101:57594 POST /instance_info HTTP/1.1 200 2015-04-15 07:32:47,996: ganeti-noded pid=3242 INFO RunCmd /usr/bin/kvm --help 2015-04-15 07:32:48,045: ganeti-noded pid=3242 INFO 192.168.1.101:57595 POST /node_info HTTP/1.1 200 2015-04-15 07:32:48,141: ganeti-noded pid=3244 INFO 192.168.1.101:57596 POST /hooks_runner HTTP/1.1 200 2015-04-15 07:32:49,403: ganeti-noded pid=3245 INFO 192.168.1.101:57597 POST /write_ssconf_files HTTP/1.1 200 2015-04-15 07:32:49,494: ganeti-noded pid=3246 INFO 192.168.1.101:57598 POST /blockdev_assemble HTTP/1.1 200 2015-04-15 07:32:49,600: ganeti-noded pid=3247 INFO 192.168.1.101:57599 POST /blockdev_assemble HTTP/1.1 200 2015-04-15 07:32:49,694: ganeti-noded pid=3248 INFO RunCmd /usr/bin/kvm --help 2015-04-15 07:32:49,743: ganeti-noded pid=3248 INFO RunCmd /usr/bin/kvm -M '?' 2015-04-15 07:32:49,796: ganeti-noded pid=3248 INFO RunCmd /usr/bin/kvm -device '?' 2015-04-15 07:32:49,890: ganeti-noded pid=3248 INFO RunCmd /usr/local/lib/ganeti/kvm-ifup tap0 2015-04-15 07:32:49,941: ganeti-noded pid=3248 WARNING KVM: overriding disk_cache setting 'default' with 'none' to prevent shared storage corruption on migration 2015-04-15 07:32:49,943: ganeti-noded pid=3248 INFO RunCmd /usr/bin/kvm -name instance1.ganeti.com -m 128 -smp 1 -pidfile /var/run/ganeti/kvm-hypervisor/pid/instance1.ganeti.com -balloon virtio,id=balloon,bus=pci.0,addr=0x3 -daemonize -machine pc-1.1 -kernel /boot/vmlinuz-3-kvmU -initrd /boot/initrd-3-kvmU -append 'root=/dev/vda1 ro console=ttyS0,38400' -monitor unix:/var/run/ganeti/kvm-hypervisor/ctrl/instance1.ganeti.com.monitor,server,nowait -serial unix:/var/run/ganeti/kvm-hypervisor/ctrl/instance1.ganeti.com.serial,server,nowait -usb -display none -uuid 27282764-b6cd-468f-930f-3d93dca14716 -netdev type=tap,id=hotnic-8a08c976-pci-5,fd=8 -device virtio-net-pci,mac=aa:00:00:3f:bd:44,id=hotnic-8a08c976-pci-5,bus=pci.0,addr=0x5,netdev=hotnic-8a08c976-pci-5 -qmp unix:/var/run/ganeti/kvm-hypervisor/ctrl/instance1.ganeti.com.qmp,server,nowait -qmp unix:/var/run/ganeti/kvm-hypervisor/ctrl/instance1.ganeti.com.kvmd,server,nowait -device virtio-blk-pci,drive=hotdisk-00d45331-pci-4,id=hotdisk-00d45331-pci-4,bus=pci.0,addr=0x4 -drive file=/var/run/ganeti/instance-disks/instance1.ganeti.com:0,format=raw,if=none,cache=none,id=hotdisk-00d45331-pci-4,bus=0,unit=4 -S 2015-04-15 07:32:50,101: ganeti-noded pid=3248 ERROR Hypervisor error: Failed to start instance instance1.ganeti.com: exited with exit code 1 (kvm: -drive file=/var/run/ganeti/instance-disks/instance1.ganeti.com:0,format=raw,if=none,cache=none,id=hotdisk-00d45331-pci-4,bus=0,unit=4: could not open disk image /var/run/ganeti/instance-disks/instance1.ganeti.com:0: Invalid argument
)
Traceback (most recent call last):
File "/usr/local/share/ganeti/2.11/ganeti/backend.py", line 1883, in StartInstance
    hyper.StartInstance(instance, block_devices, startup_paused)
File "/usr/local/share/ganeti/2.11/ganeti/hypervisor/hv_kvm.py", line 2095, in StartInstance
    self._ExecuteKVMRuntime(instance, kvm_runtime, kvmhelp)
File "/usr/local/share/ganeti/2.11/ganeti/hypervisor/hv_kvm.py", line 2016, in _ExecuteKVMRuntime
    self._RunKVMCmd(name, kvm_cmd, tapfds)
File "/usr/local/share/ganeti/2.11/ganeti/hypervisor/hv_kvm.py", line 1831, in _RunKVMCmd
    (name, result.fail_reason, result.output))
HypervisorError: Failed to start instance instance1.ganeti.com: exited with exit code 1 (kvm: -drive file=/var/run/ganeti/instance-disks/instance1.ganeti.com:0,format=raw,if=none,cache=none,id=hotdisk-00d45331-pci-4,bus=0,unit=4: could not open disk image /var/run/ganeti/instance-disks/instance1.ganeti.com:0: Invalid argument
)
2015-04-15 07:32:50,109: ganeti-noded pid=3248 INFO 192.168.1.101:57600 POST /instance_start HTTP/1.1 200 2015-04-15 07:32:50,296: ganeti-noded pid=3280 INFO 192.168.1.101:57601 POST /blockdev_shutdown HTTP/1.1 200 2015-04-15 07:32:50,389: ganeti-noded pid=3281 INFO 192.168.1.101:57602 POST /hooks_runner HTTP/1.1 200




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