[ovirt-users] problem to create snapshot

[Marcelo Leandro]

Hello ,

I am geting error when try do a snapshot:

Error msg in SPM log.

2018-05-02 17:46:11,235-0300 WARN  (tasks/2) [storage.ResourceManager]
Resource factory failed to create resource
'01_img_6e5cce71-3438-4045-9d54-607123e0557e.ed7f1c0f-5986-4979-b783-5c465b0854c6'.
Canceling request. (resourceManager:543)
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/vdsm/storage/resourceManager.py",
line 539, in registerResource
    obj = namespaceObj.factory.createResource(name, lockType)
  File
"/usr/lib/python2.7/site-packages/vdsm/storage/resourceFactories.py", line
193, in createResource
    lockType)
  File
"/usr/lib/python2.7/site-packages/vdsm/storage/resourceFactories.py", line
122, in __getResourceCandidatesList
    imgUUID=resourceName)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/image.py", line 213,
in getChain
    if srcVol.isLeaf():
  File "/usr/lib/python2.7/site-packages/vdsm/storage/volume.py", line
1430, in isLeaf
    return self._manifest.isLeaf()
  File "/usr/lib/python2.7/site-packages/vdsm/storage/volume.py", line 138,
in isLeaf
    return self.getVolType() == sc.type2name(sc.LEAF_VOL)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/volume.py", line 134,
in getVolType
    self.voltype = self.getMetaParam(sc.VOLTYPE)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/volume.py", line 118,
in getMetaParam
    meta = self.getMetadata()
  File "/usr/lib/python2.7/site-packages/vdsm/storage/blockVolume.py", line
112, in getMetadata
    md = VolumeMetadata.from_lines(lines)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/volumemetadata.py",
line 103, in from_lines
    "Missing metadata key: %s: found: %s" % (e, md))
MetaDataKeyNotFoundError: Meta Data key not found error: ("Missing metadata
key: 'DOMAIN': found: {'NONE':
'######################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################'}",)
2018-05-02 17:46:11,286-0300 WARN  (tasks/2)
[storage.ResourceManager.Request]
(ResName='01_img_6e5cce71-3438-4045-9d54-607123e0557e.ed7f1c0f-5986-4979-b783-5c465b0854c6',
ReqID='a3cd9388-977b-45b9-9aa0-e431aeff8750') Tried to cancel a processed
request (resourceManager:187)
2018-05-02 17:46:11,286-0300 ERROR (tasks/2) [storage.TaskManager.Task]
(Task='ba0766ca-08a1-4d65-a4e9-1e0171939037') Unexpected error (task:875)
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/vdsm/storage/task.py", line 882,
in _run
    return fn(*args, **kargs)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/task.py", line 336,
in run
    return self.cmd(*self.argslist, **self.argsdict)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/securable.py", line
79, in wrapper
    return method(self, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/sp.py", line 1938, in
createVolume
    with rm.acquireResource(img_ns, imgUUID, rm.EXCLUSIVE):
  File "/usr/lib/python2.7/site-packages/vdsm/storage/resourceManager.py",
line 1025, in acquireResource
    return _manager.acquireResource(namespace, name, lockType,
timeout=timeout)
  File "/usr/lib/python2.7/site-packages/vdsm/storage/resourceManager.py",
line 475, in acquireResource
    raise se.ResourceAcqusitionFailed()
ResourceAcqusitionFailed: Could not acquire resource. Probably resource
factory threw an exception.: ()


Anyone help?
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