Bug 807206 - [ovirt] [vdsm] live snapshot doesn't work on Fedora based host
Summary: [ovirt] [vdsm] live snapshot doesn't work on Fedora based host
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: oVirt
Classification: Retired
Component: vdsm
Version: unspecified
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
: ---
Assignee: Federico Simoncelli
QA Contact: yeylon@redhat.com
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2012-03-27 09:49 UTC by Haim
Modified: 2016-04-18 06:44 UTC (History)
13 users (show)

Fixed In Version: vdsm-4.9.6-7
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2012-04-16 11:50:41 UTC
oVirt Team: ---

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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
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