Description of problem:

Cannot add disk to a VM on NFS DC. I checked the NFS storage domain space and there is a lot of free space.

2013-10-28T16:13:17.684000Z	
]
2013-10-28T16:13:17.684000Z	
2013-10-28 18:13:17,261 INFO  [org.ovirt.engine.core.bll.AddDiskCommand] (ajp-/127.0.0.1:8702-4) [403] Lock Acquired to object EngineLock [exclusiveLocks= , sharedLocks= key: 7a937259-b484-4887-ad8e-1fc33e6c6b35 value: VM
2013-10-28T16:13:17.685000Z	
2013-10-28 18:13:17,272 INFO  [org.ovirt.engine.core.bll.AddDiskCommand] (ajp-/127.0.0.1:8702-4) [403] Lock freed to object EngineLock [exclusiveLocks= , sharedLocks= key: 7a937259-b484-4887-ad8e-1fc33e6c6b35 value: VM
2013-10-28T16:13:17.685000Z	
2013-10-28 18:13:17,271 WARN  [org.ovirt.engine.core.bll.AddDiskCommand] (ajp-/127.0.0.1:8702-4) [403] CanDoAction of action AddDisk failed. Reasons:VAR__ACTION__ADD,VAR__TYPE__VM_DISK,ACTION_TYPE_FAILED_DISK_SPACE_LOW_ON_TARGET_STORAGE_DOMAIN,$storageName DataDomainRest
2013-10-28T16:13:17.685000Z	
2013-10-28 18:13:17,282 ERROR [org.ovirt.engine.api.restapi.resource.AbstractBackendResource] (ajp-/127.0.0.1:8702-4) Operation Failed: [Cannot add Virtual Machine Disk. Low disk space on target Storage Domain DataDomainRest.]
2013-10-28T16:13:17.685000Z	
]



 
2013-10-28 18:13:17,632 - MainThread - core_api - DEBUG - Request response time: 0.030
2013-10-28 18:13:17,633 - MainThread - disks - DEBUG - GET request content is --  url:/api/vms/7a937259-b484-4887-ad8e-1fc33e6c6b35/disks 
2013-10-28 18:13:17,691 - MainThread - disks - DEBUG - Response code is valid: [200, 201] 
2013-10-28 18:13:17,691 - MainThread - disks - DEBUG - Response body for GET request is: 
<disks/>
 
2013-10-28 18:13:17,691 - MainThread - disks - DEBUG - Response body for CREATE request is: 
<fault>
    <reason>Operation Failed</reason>
    <detail>[Cannot add Virtual Machine Disk. Low disk space on target Storage Domain DataDomainRest.]</detail>
</fault>
 
2013-10-28 18:13:17,692 - MainThread - disks - ERROR - Response code is not valid, expected is: [200, 201, 202], actual is: 409 
2013-10-28 18:13:17,692 - MainThread - test_runner - ERROR - Test Case failed: There is no Exception.Test returned False.
2013-10-28 18:13:17,891 - MainThread - plmanagement.error_fetcher - ERROR - Errors fetched from VDC(jenkins-automation-rpm-vm04.eng.lab.tlv.redhat.com): 2013-10-28 18:13:17,282 ERROR [org.ovirt.engine.api.restapi.resource.AbstractBackendResource] (ajp-/127.0.0.1:8702-4) Operation Failed: [Cannot add Virtual Machine Disk. Low disk space on target Storage Domain DataDomainRest.]

Version-Release number of selected component (if applicable):
6a4a9939b5097df4cf60cce8088f447dbef83e9a

How reproducible:


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Expected results:


Additional info: