[Discuss] how to resume a stopped vm

[Tom]

hello,everyone.
I stop my vm with the commond onevm stop id, then i resume my vm with "onevm resume id",but i failed 
I view the log and get the related message below:


Fri Jan 10 01:53:40 2014 [DiM][I]: New VM state is PENDING.
Fri Jan 10 01:54:24 2014 [DiM][I]: New VM state is ACTIVE.
Fri Jan 10 01:54:24 2014 [LCM][I]: New VM state is PROLOG.
Fri Jan 10 01:54:24 2014 [TM][I]: ExitCode: 0
Fri Jan 10 01:54:24 2014 [TM][I]: ExitCode: 0
Fri Jan 10 01:54:24 2014 [LCM][I]: New VM state is BOOT
Fri Jan 10 01:54:24 2014 [VMM][I]: ExitCode: 0
Fri Jan 10 01:54:24 2014 [VMM][I]: Successfully execute network driver operation: pre.
Fri Jan 10 01:54:25 2014 [VMM][I]: Command execution fail: /var/tmp/one/vmm/xen/restore /srv/cloud/one/var/datastores/0/775/checkpoint xen13 775 xen13
Fri Jan 10 01:54:25 2014 [VMM][E]: restore: Command "sudo /usr/sbin/xm restore /srv/cloud/one/var/datastores/0/775/checkpoint" failed: sudo: unable to resolve host xen13
Fri Jan 10 01:54:25 2014 [VMM][I]: Error: xm restore: Unable to read file /srv/cloud/one/var/datastores/0/775/checkpoint
Fri Jan 10 01:54:25 2014 [VMM][E]: Could not restore from /srv/cloud/one/var/datastores/0/775/checkpoint
Fri Jan 10 01:54:25 2014 [VMM][I]: ExitCode: 1
Fri Jan 10 01:54:25 2014 [VMM][I]: Failed to execute virtualization driver operation: restore.
Fri Jan 10 01:54:25 2014 [VMM][E]: Error restoring VM: Could not restore from /srv/cloud/one/var/datastores/0/775/checkpoint
Fri Jan 10 01:54:25 2014 [LCM][I]: Fail to boot VM. New VM state is EPILOG_STOP
Fri Jan 10 01:54:25 2014 [TM][I]: ExitCode: 0
Fri Jan 10 01:54:25 2014 [TM][I]: ExitCode: 0
Fri Jan 10 01:54:25 2014 [DiM][I]: New VM state is STOPPED


Who has got the same the problem? 
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