Bug 1132084 - Cannot export VM. Disk configuration (COW Preallocated) is incompatible with the storage domain type.
Summary: Cannot export VM. Disk configuration (COW Preallocated) is incompatible with ...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: oVirt
Classification: Retired
Component: ovirt-engine-core
Version: 3.4
Hardware: x86_64
OS: Linux
unspecified
urgent
Target Milestone: ---
: 3.5.0
Assignee: Tal Nisan
QA Contact: Aharon Canan
URL:
Whiteboard: storage
Depends On: 1129634
Blocks: 1132086
TreeView+ depends on / blocked
 
Reported: 2014-08-20 15:51 UTC by Tal Nisan
Modified: 2016-02-10 18:34 UTC (History)
13 users (show)

Fixed In Version: ovirt-3.5.0_rc1.1
Clone Of: 1129634
: 1132086 (view as bug list)
Environment:
Last Closed: 2014-10-17 12:19:51 UTC
oVirt Team: Storage
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
oVirt gerrit 31726 0 None None None Never
oVirt gerrit 31727 0 ovirt-engine-3.5 MERGED core: Update COW preallocated images to COW sparse Never

Description Tal Nisan 2014-08-20 15:51:23 UTC 
Description of problem:

Unable to export a virtual machine (with prealloacted disk ) from iscsi storage domain to NFS Export. When  "export" action is initiated it fails with below error event :

----
Cannot export VM. Disk configuration (COW Preallocated) is incompatible with the storage domain type.
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Version-Release number of selected component (if applicable):
oVirt 3.4.1

How reproducible:
Always

Steps to Reproduce:
1. Create a VM with a thinly provision disk on an NFS domain
2. Export the VM to an export domain
3. Import the VM, in the disk allocation choose a block domain 
Disk will be imported as Cow-Preallocated and export will not be possible for it.
Comment 1 Elad 2014-08-28 09:19:39 UTC 
Moving to VERIFIED based on https://bugzilla.redhat.com/show_bug.cgi?id=1129634#c7

Tested using ovirt3.5 RC1.1
Comment 2 Sandro Bonazzola 2014-10-17 12:19:51 UTC 
oVirt 3.5 has been released and should include the fix for this issue.
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