BUG 1：遷移失敗後域不能恢復
log：
[2011-10-10 10:42:06 xend 2881] DEBUG (balloon:146) Balloon: 122936 KiB free; need 2048; done.
[2011-10-10 10:42:06 xend 2881] DEBUG (XendCheckpoint:175) [xc_save]: /usr/lib64/xen/bin/xc_save 4 1 0 0 1
[2011-10-10 10:42:06 xend 2881] INFO (XendCheckpoint:498) ERROR Internal error: write: extended info
[2011-10-10 10:42:06 xend 2881] INFO (XendCheckpoint:498) ERROR Internal error: Failed to map/save the p2m frame list
[2011-10-10 10:42:06 xend 2881] INFO (XendCheckpoint:498) Save exit rc=1
[2011-10-10 10:42:06 xend 2881] DEBUG (XendCheckpoint:474) Domain 1 renamed back to i-37AA06DA
[2011-10-10 10:42:06 xend 2881] ERROR (XendCheckpoint:223) Save failed on domain i-37AA06DA (1).
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line 198, in save
forkHelper(cmd, fd, saveInputHandler, False, dominfo)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line 486, in forkHelper
raise XendError("%s failed" % string.join(cmd))
XendError: /usr/lib64/xen/bin/xc_save 4 1 0 0 1 failed
[2011-10-10 10:42:06 xend.XendDomainInfo 2881] DEBUG (XendDomainInfo:2351) XendDomainInfo.resumeDomain(1)
[2011-10-10 10:42:06 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2049 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2050 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2051 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2049 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2050 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2051 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2049 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2050 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2051 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2049 still active, looping...
[2011-10-10 10:42:07 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2050 still active, looping...
[2011-10-10 10:42:08 xend.XendDomainInfo 2881] INFO (XendDomainInfo:2475) Dev 2051 still active, looping...
[2011-10-10 10:42:08 xend.XendDomainInfo 2881] DEBUG (XendDomainInfo:2362) XendDomainInfo.resumeDomain: devices released
[2011-10-10 10:42:08 xend.XendDomainInfo 2881] DEBUG (XendDomainInfo:1074) Storing domain details: {'console/ring-ref': '57542', 'console/port': '2', 'name': 'i-37AA06DA', 'console/limit': '1048576', 'vm': '/vm/dce253f0-63a4-2958-721b-7742dc94977a', 'domid': '1', 'cpu/0/availability': 'online', 'memory/target': '131072', 'store/ring-ref': '57543', 'store/port': '1'}
[2011-10-10 10:42:08 xend.XendDomainInfo 2881] DEBUG (XendDomainInfo:647) Checking for duplicate for uname: /usr/local/eucalyptus/admin/i-37AA06DA/root [file:/usr/local/eucalyptus/admin/i-37AA06DA/root], dev: sda1, mode: w
[2011-10-10 10:42:08 xend.XendDomainInfo 2881] ERROR (XendDomainInfo:2379) XendDomainInfo.resume: xc.domain_resume failed on domain 1.
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 2373, in resumeDomain
self.createDevices()
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 2430, in createDevices
self.createDevice(n, c)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 1508, in createDevice
self.device_duplicate_check(deviceClass, devconfig)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 703, in device_duplicate_check
raise VmError('The uname "%s" is already used by another domain' %
VmError: The uname "/usr/local/eucalyptus/admin/i-37AA06DA/root" is already used by another domain
[2011-10-10 10:42:08 xend 2881] DEBUG (XendCheckpoint:227) XendCheckpoint.save: resumeDomain