Re: [Xen-users] Windows PV driver live-migration support

[Miguel Sanchez <ntadmin@xxxxxxxxx>]

James Harper escribió:
> > Live migrating still doesn't work for me with the driver 0.10.0.138
> >     
> for
>   
> > a 32 bits win2003 vm. These are the contents for each xend.log file,
> >
> > migrating host:
> >     
> What about just a save and restore? That's all I'm able to test
> unfortunately, so if that works for you but live migration doesn't then
> at least I'll know what problem I'm chasing.
>
> Thanks
>
> James
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
>   
No, it doesn't work likewise. Here you have the result,


# xm restore /tmp/lisa.sav
Error: /usr/lib64/xen/bin/xc_restore 52 12 3 4 1 1 1 failed
Usage: xm restore <CheckpointFile> [-p]

Restore a domain from a saved state.
 -p, --paused                   Do not unpause domain after restoring it  

xend.log:

[2009-11-16 13:08:47 5406] DEBUG (XendDomainInfo:226) 
XendDomainInfo.restore(['domain', ['domid', '11'], ['on_crash', 
'restart'], ['uuid', 'ce96b99b-a571-a694-7e12-73e664d47419'], ['bo
otloader_args'], ['vcpus', '2'], ['name', 'lisa'], ['on_poweroff', 
'destroy'], ['on_reboot', 'restart'], ['cpus', [['1', '2', '3', '4', 
'5', '6', '7'], ['1', '2', '3', '4', '5', '6', '
7']]], ['bootloader'], ['maxmem', '1536'], ['memory', '1536'], 
['shadow_memory', '14'], ['vcpu_avail', '3'], ['features'], 
['on_xend_start', 'ignore'], ['on_xend_stop', 'ignore'], ['st
art_time', '1258372068.96'], ['cpu_time', '40.343097028'], 
['online_vcpus', '2'], ['image', ['hvm', ['kernel'], ['videoram', '4'], 
['hpet', '0'], ['stdvga', '0'], ['loader', '/usr/lib/
xen/boot/hvmloader'], ['vncconsole', '0'], ['serial', 'pty'], 
['vncunused', '1'], ['xen_platform_pci', '1'], ['boot', 'dc'], 
['rtc_timeoffset', '2'], ['pci', []], ['pae', '1'], ['vpt_a
lign', '1'], ['hap', '1'], ['viridian', '0'], ['acpi', '1'], 
['localtime', '1'], ['timer_mode', '1'], ['vnc', '1'], ['nographic', 
'0'], ['guest_os_type', 'default'], ['pci_msitranslate
', '1'], ['apic', '1'], ['sdl', '0'], ['monitor', '0'], ['usbdevice', 
'tablet'], ['device_model', '/usr/lib64/xen/bin/qemu-dm'], ['keymap', 
'es'], ['pci_power_mgmt', '0'], ['usb', '0']
, ['xauthority', '/root/.Xauthority'], ['isa', '0'], ['display', 
'localhost:10.0'], ['notes', ['SUSPEND_CANCEL', '1']]]], ['status', 
'2'], ['state', '-b----'], ['store_mfn', '1044476']
, ['device', ['vif', ['bridge', 'eth0'], ['uuid', 
'ef4d0a37-142d-1684-ebb6-6123acfe2956'], ['script', 
'/etc/xen/scripts/vif-bridge'], ['mac', '00:06:5B:13:71:A3'], ['type', 
'netfront']
, ['backend', '0']]], ['device', ['vbd', ['uuid', 
'80285f49-9ca5-402d-b46e-ac4a4f44e31d'], ['bootable', '1'], ['dev', 
'hda:disk'], ['uname', 'phy:vgvirt/vmlisa'], ['mode', 'w'], ['back
end', '0'], ['bootable', '1'], ['VDI']]], ['device', ['vbd', ['uuid', 
'bbb6709a-03dc-253f-fc43-b857358df299'], ['bootable', '0'], ['dev', 
'hdc:cdrom'], ['mode', 'r'], ['backend', '0'],
['bootable', '0'], ['VDI']]], ['device', ['vfb', ['vncunused', '1'], 
['vnc', '1'], ['uuid', '64219645-8f96-3c07-24fa-7106d021bc14'], 
['location', '127.0.0.1:5900']]], ['device', ['con
sole', ['protocol', 'vt100'], ['location', '4'], ['uuid', 
'38204f3d-dcfb-e291-54ff-adb04127f919']]]])
[2009-11-16 13:08:47 5406] DEBUG (XendDomainInfo:2296) 
XendDomainInfo.constructDomain
[2009-11-16 13:08:47 5406] DEBUG (balloon:166) Balloon: 30016736 KiB 
free; need 4096; done.
[2009-11-16 13:08:47 5406] DEBUG (XendDomain:452) Adding Domain: 12
[2009-11-16 13:08:47 5406] DEBUG (XendDomainInfo:3052) Storing VM 
details: {'on_xend_stop': 'ignore', 'shadow_memory': '14', 'uuid': 
'ce96b99b-a571-a694-7e12-73e664d47419', 'on_reboot'
: 'restart', 'start_time': '1258372068.96', 'on_poweroff': 'destroy', 
'bootloader_args': '', 'on_xend_start': 'ignore', 'on_crash': 'restart', 
'xend/restart_count': '0', 'vcpus': '2',
'vcpu_avail': '3', 'bootloader': '', 'image': '(hvm (kernel ) (videoram 
4) (hpet 0) (stdvga 0) (loader /usr/lib/xen/boot/hvmloader) (vncconsole 
0) (serial pty) (vncunused 1) (xen_platf
orm_pci 1) (boot dc) (rtc_timeoffset 2) (pci ()) (pae 1) (vpt_align 1) 
(hap 1) (viridian 0) (acpi 1) (localtime 1) (timer_mode 1) (vnc 1) 
(nographic 0) (guest_os_type default) (pci_msi
translate 1) (apic 1) (sdl 0) (monitor 0) (usbdevice tablet) 
(device_model /usr/lib64/xen/bin/qemu-dm) (keymap es) (pci_power_mgmt 0) 
(usb 0) (xauthority /root/.Xauthority) (isa 0) (di
splay localhost:10.0) (notes (SUSPEND_CANCEL 1)))', 'name': 'lisa'}
[2009-11-16 13:08:47 5406] INFO (XendDomainInfo:2160) createDevice: vfb 
: {'vncunused': '1', 'other_config': {'vncunused': '1', 'vnc': '1'}, 
'vnc': '1', 'uuid': '64219645-8f96-3c07-24f
a-7106d021bc14', 'location': '127.0.0.1:5900'}
[2009-11-16 13:08:47 5406] DEBUG (DevController:95) DevController: 
writing {'state': '1', 'backend-id': '0', 'backend': 
'/local/domain/0/backend/vfb/12/0'} to /local/domain/12/device/v
fb/0.
[2009-11-16 13:08:47 5406] DEBUG (DevController:97) DevController: 
writing {'vncunused': '1', 'domain': 'lisa', 'frontend': 
'/local/domain/12/device/vfb/0', 'uuid': '64219645-8f96-3c07
-24fa-7106d021bc14', 'frontend-id': '12', 'state': '1', 'location': 
'127.0.0.1:5900', 'online': '1', 'vnc': '1'} to 
/local/domain/0/backend/vfb/12/0.
[2009-11-16 13:08:47 5406] INFO (XendDomainInfo:2160) createDevice: 
console : {'protocol': 'vt100', 'location': '4', 'uuid': 
'38204f3d-dcfb-e291-54ff-adb04127f919'}
[2009-11-16 13:08:47 5406] DEBUG (DevController:95) DevController: 
writing {'state': '1', 'backend-id': '0', 'backend': 
'/local/domain/0/backend/console/12/0'} to /local/domain/12/devi
ce/console/0.
[2009-11-16 13:08:47 5406] DEBUG (DevController:97) DevController: 
writing {'domain': 'lisa', 'frontend': 
'/local/domain/12/device/console/0', 'uuid': 
'38204f3d-dcfb-e291-54ff-adb04127
f919', 'frontend-id': '12', 'state': '1', 'location': '4', 'online': 
'1', 'protocol': 'vt100'} to /local/domain/0/backend/console/12/0.
[2009-11-16 13:08:47 5406] INFO (XendDomainInfo:2160) createDevice: vbd 
: {'uuid': '80285f49-9ca5-402d-b46e-ac4a4f44e31d', 'bootable': '1', 
'driver': 'paravirtualised', 'dev': 'hda:dis
k', 'uname': 'phy:vgvirt/vmlisa', 'mode': 'w', 'backend': '0'}
[2009-11-16 13:08:47 5406] DEBUG (DevController:95) DevController: 
writing {'backend-id': '0', 'virtual-device': '768', 'device-type': 
'disk', 'state': '1', 'backend': '/local/domain/0
/backend/vbd/12/768'} to /local/domain/12/device/vbd/768.
[2009-11-16 13:08:47 5406] DEBUG (DevController:97) DevController: 
writing {'domain': 'lisa', 'frontend': 
'/local/domain/12/device/vbd/768', 'uuid': 
'80285f49-9ca5-402d-b46e-ac4a4f44e3
1d', 'bootable': '1', 'dev': 'hda', 'state': '1', 'params': 
'vgvirt/vmlisa', 'mode': 'w', 'online': '1', 'frontend-id': '12', 
'type': 'phy'} to /local/domain/0/backend/vbd/12/768.
om', 'mode': 'r', 'backend': '0'}
/0/backend/vbd/12/5632'} to /local/domain/12/device/vbd/5632.
299', 'bootable': '0', 'dev': 'hdc', 'state': '1', 'params': '', 'mode': 
'r', 'online': '1', 'frontend-id': '12', 'type': ''} to 
/local/domain/0/backend/vbd/12/5632.
ac': '00:06:5B:13:71:A3', 'type': 'netfront', 'backend': '0'}
end/vif/12/0'} to /local/domain/12/device/vif/0.
/domain/0/backend/vif/12/0.
': 'ioemu', 'cpu/1/availability': 'online', 'store/port': '3'}
[2009-11-16 13:08:48 5406] INFO (XendCheckpoint:243) restore hvm domain 
12, apic=1, pae=1
[2009-11-16 13:08:48 5406] DEBUG (image:322) No VNC passwd configured 
for vfb access
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: boot, val: dc
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: fda, val: None
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: fdb, val: None
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: soundhw, val: None
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: localtime, val: 1
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: serial, val: ['pty']
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: std-vga, val: 0
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: isa, val: 0
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: acpi, val: 1
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: usb, val: 0
[2009-11-16 13:08:48 5406] DEBUG (image:809) args: usbdevice, val: tablet
[2009-11-16 13:08:48 5406] INFO (image:745) Need to create platform 
device.[domid:12]
[2009-11-16 13:08:48 5406] DEBUG (XendCheckpoint:261) 
restore:shadow=0xe, _static_max=0x60000000, _static_min=0x0,
[2009-11-16 13:08:48 5406] DEBUG (balloon:166) Balloon: 30015304 KiB 
free; need 1591296; done.
[2009-11-16 13:08:48 5406] DEBUG (XendCheckpoint:278) [xc_restore]: 
/usr/lib64/xen/bin/xc_restore 52 12 3 4 1 1 1
[2009-11-16 13:08:48 5406] INFO (XendCheckpoint:417) xc_domain_restore 
start: p2m_size = 100000
[2009-11-16 13:08:48 5406] INFO (XendCheckpoint:417) Reloading memory 
pages:   0%
[2009-11-16 13:09:01 5406] INFO (XendCheckpoint:417) Failed allocation 
for dom 12: 33 extents of order 0
[2009-11-16 13:09:01 5406] INFO (XendCheckpoint:417) ERROR Internal 
error: Failed to allocate memory for batch.!
[2009-11-16 13:09:01 5406] INFO (XendCheckpoint:417)
[2009-11-16 13:09:01 5406] INFO (XendCheckpoint:417) Restore exit with rc=1
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2724) 
XendDomainInfo.destroy: domid=12
[2009-11-16 13:09:01 5406] ERROR (XendDomainInfo:2738) 
XendDomainInfo.destroy: domain destruction failed.
Traceback (most recent call last):
 File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", 
line 2731, in destroy
   xc.domain_pause(self.domid)
Error: (3, 'No such process')
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2204) No device model
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2206) Releasing devices
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2219) Removing vif/0
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:1134) 
XendDomainInfo.destroyDevice: deviceClass = vif, device = vif/0
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2219) Removing vbd/768
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:1134) 
XendDomainInfo.destroyDevice: deviceClass = vbd, device = vbd/768
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2219) Removing vbd/5632
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:1134) 
XendDomainInfo.destroyDevice: deviceClass = vbd, device = vbd/5632
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:2219) Removing vfb/0
[2009-11-16 13:09:01 5406] DEBUG (XendDomainInfo:1134) 
XendDomainInfo.destroyDevice: deviceClass = vfb, device = vfb/0
[2009-11-16 13:09:02 5406] DEBUG (XendDomainInfo:2219) Removing console/0
[2009-11-16 13:09:02 5406] DEBUG (XendDomainInfo:1134) 
XendDomainInfo.destroyDevice: deviceClass = console, device = console/0
[2009-11-16 13:09:02 5406] ERROR (XendDomain:1149) Restore failed
Traceback (most recent call last):
 File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomain.py", line 
1147, in domain_restore_fd
   return XendCheckpoint.restore(self, fd, paused=paused, 
relocating=relocating)
 File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", 
line 282, in restore
   forkHelper(cmd, fd, handler.handler, True)
 File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", 
line 405, in forkHelper
   raise XendError("%s failed" % string.join(cmd))
XendError: /usr/lib64/xen/bin/xc_restore 52 12 3 4 1 1 1 failed



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