[libvirt] fail to live migration

Thu Dec 26 09:59:06 UTC 2013

hi,all
 
i have no idea why?
does this error have anything to do with  virtio-channel via which outside process can communicate with guest's process.
------------------my app log--------
  File "/usr/lib64/python2.6/site-packages/mcvda/libvirtconnection.py", line 87, in wrapper
    ret = f(*args, **kwargs)
  File "/usr/lib64/python2.6/site-packages/libvirt.py", line 1178, in migrateToURI2
    if ret == -1: raise libvirtError ('virDomainMigrateToURI2() failed', dom=self)
libvirtError: Failed to inquire lock: No such process
 
--log libvirtd.log
2013-12-26 09:09:15.514+0000: 18953: error : qemuMonitorIORead:513 : Unable to read from monitor: Connection reset by peer
2013-12-26 09:09:15.514+0000: 18953: debug : qemuMonitorIO:646 : Error on monitor Unable to read from monitor: Connection reset by peer
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0530
2013-12-26 09:09:15.514+0000: 18953: debug : qemuMonitorIO:680 : Triggering error callback
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessHandleMonitorError:357 : Received error on 0x7fd6940cd410 'QY-n1'
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectRef:168 : OBJECT_REF: obj=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: error : qemuAgentIO:642 : internal error End of file from monitor
2013-12-26 09:09:15.514+0000: 18953: debug : qemuAgentIO:675 : Error on monitor internal error End of file from monitor
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : qemuAgentIO:698 : Triggering EOF callback
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessHandleAgentEOF:125 : Received EOF from agent on 0x7fd6940cd410 'QY-n1'
2013-12-26 09:09:15.514+0000: 18953: debug : qemuAgentClose:814 : mon=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : virFileClose:72 : Closed fd 29
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:137 : OBJECT_DISPOSE: obj=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : qemuAgentDispose:169 : mon=0x7fd6940d0640
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessHandleAgentDestroy:186 : Received destroy agent=0x7fd6940d0640 vm=0x7fd6940cd410
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940cd410
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectRef:168 : OBJECT_REF: obj=0x7fd6940d0530
2013-12-26 09:09:15.514+0000: 18953: debug : qemuMonitorIO:646 : Error on monitor Unable to read from monitor: Connection reset by peer
2013-12-26 09:09:15.514+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0530
2013-12-26 09:09:15.514+0000: 18953: debug : qemuMonitorIO:669 : Triggering EOF callback
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessHandleMonitorEOF:298 : Received EOF on 0x7fd6940cd410 'QY-n1'
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessHandleMonitorEOF:317 : Monitor connection to 'QY-n1' closed without SHUTDOWN event; assuming the domain crashed
2013-12-26 09:09:15.514+0000: 18953: debug : qemuProcessStop:4192 : Shutting down VM 'QY-n1' pid=20542 flags=0
2013-12-26 09:09:15.515+0000: 18953: debug : virFileClose:72 : Closed fd 28
2013-12-26 09:09:15.515+0000: 18953: debug : qemuMonitorClose:837 : QEMU_MONITOR_CLOSE: mon=0x7fd6940d0530 refs=3
2013-12-26 09:09:15.515+0000: 18953: debug : virFileClose:72 : Closed fd 30
2013-12-26 09:09:15.515+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940d0530
2013-12-26 09:09:15.515+0000: 18953: debug : qemuProcessKill:4090 : vm=QY-n1 pid=20542 flags=5
2013-12-26 09:09:15.515+0000: 18957: debug : qemuMonitorSend:915 : Send command resulted in error Unable to read from monitor: Connection reset by peer
2013-12-26 09:09:15.715+0000: 18953: debug : virObjectRef:168 : OBJECT_REF: obj=0x7fd6940cd410
2013-12-26 09:09:15.715+0000: 18957: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940cd410
2013-12-26 09:09:15.715+0000: 18957: debug : virDomainLockProcessPause:194 : plugin=0x7fd698003020 dom=0x7fd6940cd410 state=0x7fd6940d93d8
2013-12-26 09:09:15.715+0000: 18957: debug : virDomainLockManagerNew:128 : plugin=0x7fd698003020 dom=0x7fd6940cd410 withResources=1
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerPluginGetDriver:283 : plugin=0x7fd698003020
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerNew:307 : driver=0x7fd69d17e900 type=0 nparams=5 params=0x7fd6a2f33720 flags=0
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerLogParams:107 :   key=uuid type=uuid value=2619ef7c-d047-4468-b047-3099695f95b7
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerLogParams:100 :   key=name type=string value=QY-n1
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerLogParams:88 :   key=id type=uint value=4294967295
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerLogParams:88 :   key=pid type=uint value=20542
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerLogParams:103 :   key=uri type=cstring value=(null)
2013-12-26 09:09:15.715+0000: 18957: debug : virDomainLockManagerNew:140 : Adding leases
2013-12-26 09:09:15.715+0000: 18957: debug : virDomainLockManagerNew:145 : Adding disks
2013-12-26 09:09:15.715+0000: 18957: debug : virDomainLockManagerAddDisk:86 : Add disk /rhev/data-center/e0495ee4-cc01-41ca-9530-a58e184f6e29/c3a83221-1393-4bec-bc3a-214d82e7433c/images/cae86c44-d7fd-45d4-9c2c-ffba89ae31ad/1d04094d-9d76-407e-8924-63d2015f17ed
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerAddResource:336 : lock=0x7fd6880018f0 type=0 name=/rhev/data-center/e0495ee4-cc01-41ca-9530-a58e184f6e29/c3a83221-1393-4bec-bc3a-214d82e7433c/images/cae86c44-d7fd-45d4-9c2c-ffba89ae31ad/1d04094d-9d76-407e-8924-63d2015f17ed nparams=0 params=(nil) flags=0
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerRelease:369 : lock=0x7fd6880018f0 state=0x7fd6940d93d8 flags=0
2013-12-26 09:09:15.715+0000: 18957: error : virLockManagerSanlockRelease:1047 : Failed to inquire lock: No such process
2013-12-26 09:09:15.715+0000: 18957: debug : virLockManagerFree:391 : lock=0x7fd6880018f0
2013-12-26 09:09:15.715+0000: 18957: warning : qemuProcessStartCPUs:2846 : Unable to release lease on QY-n1
2013-12-26 09:09:15.715+0000: 18957: debug : qemuProcessStartCPUs:2847 : Preserving lock state '(null)'
2013-12-26 09:09:15.715+0000: 18957: debug : qemuProcessStop:4192 : Shutting down VM 'QY-n1' pid=20542 flags=1
2013-12-26 09:09:15.715+0000: 18957: debug : qemuProcessStop:4195 : VM 'QY-n1' not active
2013-12-26 09:09:15.715+0000: 18957: debug : qemuDomainObjEndAsyncJob:955 : Stopping async job: migration in
2013-12-26 09:09:15.715+0000: 18957: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940cd410
2013-12-26 09:09:15.715+0000: 18957: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940cd410
2013-12-26 09:09:15.715+0000: 18957: debug : virNetServerProgramSendError:150 : prog=536903814 ver=1 proc=217 type=1 serial=6 msg=0x2263720 rerr=0x7fd6a2f33b80
2013-12-26 09:09:15.715+0000: 18953: debug : virObjectUnref:135 : OBJECT_UNREF: obj=0x7fd6940cd410
2013-12-26 09:09:15.715+0000: 18953: debug : qemuDomainCleanupRun:1995 : driver=0x7fd69801fe50, vm=QY-n1
2013-12-26 09:09:15.715+0000: 18953: debug : qemuProcessAutoDestroyRemove:4670 : vm=QY-n1
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