Bug 807206

Summary: [ovirt] [vdsm] live snapshot doesn't work on Fedora based host
Product: [Retired] oVirt Reporter: Haim <hateya>
Component: vdsmAssignee: Federico Simoncelli <fsimonce>
Status: CLOSED CURRENTRELEASE QA Contact: yeylon <yeylon>
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: abaron, acathrow, bazulay, danken, dyasny, fsimonce, hateya, iheim, mgoldboi, oramraz, srevivo, yeylon, ykaul
Target Milestone: ---Keywords: TestBlocker
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: vdsm-4.9.6-7 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-04-16 11:50:41 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Haim 2012-03-27 09:49:03 UTC
Description of problem:

- create vm 
- start vm 
- take snapshot (using web-admin)
- snapshot failed

Libvirt log: 

2012-03-27 09:33:17.741+0000: 1043: debug : virDomainSnapshotCreateXML:17019 : dom=0x7f482c03ef00, (VM: name=IgorFix-04, uuid=9be88ad9-aff9-48a4-b425-9e6c940dc845), xmlDesc=<domainsnapshot>
        <disks>
                <disk name="vda" snapshot="external">
                        <source file="/rhev/data-center/552256b8-3266-4930-9d13-f9c7ff636f35/610da315-59ee-4058-ba7e-f81df40bfbad/images/540d59cc-744e-4d1a-8dc4-f0c436b180be/cdd2ccad-df32-46b3-94d7-43e8f5e92a3c"/>
                </disk>
        </disks>
</domainsnapshot>
, flags=0
2012-03-27 09:33:17.741+0000: 1043: debug : qemuProcessAutoDestroyActive:4107 : vm=IgorFix-04 uuid=9be88ad9-aff9-48a4-b425-9e6c940dc845
2012-03-27 09:33:17.742+0000: 1043: error : virDomainSnapshotDefParseString:12842 : argument unsupported: unable to handle disk requests in snapshot

According to eblake (libvirt team), due to implementation change, we should use  REUSE_EXT flag.

libvirt version: libvirt-0.9.10-2.fc17.x86_64

Comment 1 Dan Kenigsberg 2012-03-27 10:08:58 UTC
http://gerrit.ovirt.org/3115