http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1328
------- Comment #2 from ikedaj@xxxxxxxxxxxxxxxxx 2008-08-31 18:27 -------
by the way,
even if I set my DomU's vcpu > 1, when DomU has two disk entries like this,
disk = [ "phy:/dev/sdf1,xvda,w","phy:/dev/sdf3,/dev/sdf,w", ]
the live migration will fail...
sometimes it goes well, but mostly fail.
----------------------------------------------------------------------
# cat /etc/xen/dom-ua1
name = "dom-ua1"
uuid = "94d0f9b4-08f6-448c-8c9b-91ca999a5f4b"
maxmem = 2048
memory = 2048
vcpus = 2
bootloader = "/usr/bin/pygrub"
on_poweroff = "destroy"
on_reboot = "restart"
on_crash = "restart"
vfb = [ "type=vnc,vncunused=1,keymap=ja" ]
disk = [ "phy:/dev/sdf1,xvda,w","phy:/dev/sdf3,/dev/sdf,w", ]
vif = [ "ip=192.168.201.146/24,mac=00:16:3e:13:32:27,bridge=xenbr0",
"ip=192.168.101.146/24,mac=00:16:3e:13:32:28,bridge=xenbr1",
"ip=192.168.102.146/24,mac=00:16:3e:13:32:29,bridge=xenbr2",
"ip=192.168.16.146/22,mac=00:16:3e:13:32:30,bridge=xenbr3", ]
----------------------------------------------------------------------
The error messages in /var/log/xen/xend.log are the same.
source node
----------------------------------------------------------------------
[2008-08-29 18:34:33 xend 9011] DEBUG (XendCheckpoint:89) [xc_save]:
/usr/lib64/xen/bin/xc_save 20 1 0 0 1
[2008-08-29 18:34:33 xend 9011] INFO (XendCheckpoint:351) ERROR Internal error:
Couldn't enable shadow mode
[2008-08-29 18:34:33 xend 9011] INFO (XendCheckpoint:351) Save exit rc=1
[2008-08-29 18:34:33 xend 9011] ERROR (XendCheckpoint:133) Save failed on
domain dom-ua1 (1).
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line
110, in save
forkHelper(cmd, fd, saveInputHandler, False)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line
339, in forkHelper
raise XendError("%s failed" % string.join(cmd))
XendError: /usr/lib64/xen/bin/xc_save 20 1 0 0 1 failed
----------------------------------------------------------------------
destination node
----------------------------------------------------------------------
[2008-08-29 18:36:04 xend 8996] DEBUG (XendCheckpoint:215) [xc_restore]:
/usr/lib64/xen/bin/xc_restore 4 2 1 2 0 0 0
[2008-08-29 18:36:07 xend 8996] INFO (XendCheckpoint:351) ERROR Internal error:
read: p2m_size
[2008-08-29 18:36:07 xend 8996] INFO (XendCheckpoint:351) Restore exit with
rc=1
[2008-08-29 18:36:07 xend.XendDomainInfo 8996] DEBUG (XendDomainInfo:1560)
XendDomainInfo.destroy: domid=2
[2008-08-29 18:36:07 xend.XendDomainInfo 8996] DEBUG (XendDomainInfo:1568)
XendDomainInfo.destroyDomain(2)
[2008-08-29 18:36:07 xend.XendDomainInfo 8996] ERROR (XendDomainInfo:1575)
XendDomainInfo.destroy: xc.domain_destroy failed.
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
1573, in destroyDomain
xc.domain_destroy(self.domid)
Error: (3, 'No such process')
[2008-08-29 18:36:07 xend 8996] ERROR (XendDomain:278) Restore failed
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomain.py", line 273,
in domain_restore_fd
return XendCheckpoint.restore(self, fd)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line
219, in restore
forkHelper(cmd, fd, handler.handler, True)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line
339, in forkHelper
raise XendError("%s failed" % string.join(cmd))
XendError: /usr/lib64/xen/bin/xc_restore 4 2 1 2 0 0 0 failed
----------------------------------------------------------------------
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