Hi Lentes,
>>> > > ----- On Mar 15, 2018, at 3:47 AM, Gang He g...@suse.com wrote: >> Just one comments, you have to make sure the VM file integrity before > calling >> reflink. >> > > Hi Gang, > > how could i achieve that ? sync ? The disks of the VM's are configured > without cache, > otherwise they can't be live migrated. I am not familiar with VM, my means is that you need to make sure the VM file is integrity when you reflinks that file. The VM file data can be in memory(page cache) or in disk, OCFS2 file system can handle that, but OCFS2 do not know if VM file data is integrity from virt-manager angle. Thanks Gang > > > Bernd > > > Helmholtz Zentrum Muenchen > Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH) > Ingolstaedter Landstr. 1 > 85764 Neuherberg > www.helmholtz-muenchen.de > Aufsichtsratsvorsitzende: MinDir'in Baerbel Brumme-Bothe > Geschaeftsfuehrer: Prof. Dr. Guenther Wess, Heinrich Bassler, Dr. Alfons > Enhsen > Registergericht: Amtsgericht Muenchen HRB 6466 > USt-IdNr: DE 129521671 > > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > https://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Users mailing list: Users@clusterlabs.org https://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org