[Xen-users] HVM Restore failed : invalid device model signature

To:	XenUsers <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject:	[Xen-users] HVM Restore failed : invalid device model signature read
From:	jd <jdsw2002@xxxxxxxxx>
Date:	Tue, 3 Feb 2009 19:17:51 -0800 (PST)
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I have Debian lenny Dom0 and Ubuntu HVM domu.
When I restore the VM snapshot, the VM shows up in paused state for a bit.. and 
then I get the following error  
"Fault 2:invalid device model signature read"

stack :
[2009-02-03 19:08:31 2502] ERROR (XendDomain:1136) Restore failed
Traceback (most recent call last):
  File "/usr/lib/xen-3.2-1/lib/python/xen/xend/XendDomain.py", line 1134, in 
domain_restore_fd
    return XendCheckpoint.restore(self, fd, paused=paused)
  File "/usr/lib/xen-3.2-1/lib/python/xen/xend/XendCheckpoint.py", line 261, in 
restore
    "invalid device model signature read")
  File "/usr/lib/xen-3.2-1/lib/python/xen/xend/XendCheckpoint.py", line 53, in 
read_exact
    raise XendError(errmsg)
XendError: invalid device model signature read




xm dmesg :
---------
(XEN) save.c:153:d0 HVM restore: Xen changeset was not saved.
(XEN) lapic_load to rearm the actimer:bus cycle is 10ns, saved tmict count 
62498, period 9999680ns, irq=239


qemu-dm-38.log
---------------
dm-command: pause and save state
device model saving state
Failed to open savevm file '/var/lib/xen/qemu-save.38'

Any ideas.?

Thanks
/Jd



      

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[Xen-users] HVM Restore failed : invalid device model signature read