发现个问题，
CloudStack4.4.3+KVM 数据盘resize，显示成功，但实际没发生变化，后来发现
只有当虚拟机是运行态的时候，数据盘扩容才能成功；
停止态的虚拟机，数据盘扩容不报错，但实际上没有成功；
请问这是CloudStack的bug吗？有人遇到过没？
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
不报错，但实际不成功时，日志如下
com.cloud.storage.VmWorkResizeVolume{"volumeId":92,"currentSize":1073741824,"newSize":2147483648,"newServiceOfferingId":61,"shrinkOk":false,"userId":2,"accountId":2,"vmId":89,"handlerName":"VolumeApiServiceImpl"}
2015-07-13 15:07:09,024 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-85:ctx-26f49590 job-946/job-947 ctx-3887adf3) Seq
1-4330211041716900257: Sending { Cmd , MgmtId: 345052689640, via:
1(cloudstack.aclome), Ver: v1, Flags: 100011,
[{"com.cloud.agent.api.storage.ResizeVolumeCommand":{"path":"671673d2-67ef-449e-855c-71548069620a","pool":{"id":2,"uuid":"9d641cdd-95a7-3086-9ef6-b78f8759847e","host":"10.4.41.110","path":"/export/186kvmprimary","port":2049,"type":"NetworkFilesystem"},"vmInstance":"i-2-89-VM","newSize":2147483648,"currentSize":1073741824,"shrinkOk":false,"wait":0}}]
}
2015-07-13 15:07:09,137 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Resetting hosts suitable for reconnect
2015-07-13 15:07:09,139 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Completed resetting hosts suitable for reconnect
2015-07-13 15:07:09,139 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Acquiring hosts for clusters already owned by this
management server
2015-07-13 15:07:09,140 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Completed acquiring hosts for clusters already owned by
this management server
2015-07-13 15:07:09,140 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Acquiring hosts for clusters not owned by any management
server
2015-07-13 15:07:09,141 DEBUG [c.c.h.d.HostDaoImpl] (ClusteredAgentManager
Timer:ctx-11ba9de2) Completed acquiring hosts for clusters not owned by any
management server
2015-07-13 15:07:09,423 DEBUG [c.c.a.t.Request] (AgentManager-Handler-7:null)
Seq 1-4330211041716900257: Processing: { Ans: , MgmtId: 345052689640, via: 1,
Ver: v1, Flags: 10,
[{"com.cloud.agent.api.storage.ResizeVolumeAnswer":{"newSize":1073741824,"result":true,"details":"success","wait":0}}]
}
2015-07-13 15:07:09,423 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-85:ctx-26f49590 job-946/job-947 ctx-3887adf3) Seq
1-4330211041716900257: Received: { Ans: , MgmtId: 345052689640, via: 1, Ver:
v1, Flags: 10, { ResizeVolumeAnswer } }
2015-07-13 15:07:09,423 DEBUG
[o.a.c.s.d.d.CloudStackPrimaryDataStoreDriverImpl]
(Work-Job-Executor-85:ctx-26f49590 job-946/job-947 ctx-3887adf3) Resize: volume
started at size 1073741824 and ended at size 1073741824
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