Hi Rolandas, thanks for the detailed feedback. I've just created an issue to follow this up: http://dev.opennebula.org/issues/2244
Regards, Jaime On Mon, Jul 15, 2013 at 10:33 AM, Rolandas Naujikas < rolandas.nauji...@mif.vu.lt> wrote: > Hi, > > > On 2013-07-15 14:35, Ruben S. Montero wrote: > >> Hi Rolandas >> >> So the problem is how to update the version of an image, right? We are >> currently copying the new file to the SOURCE of the image something like: >> >> cp debian_new.qcow2 `oneimage show debian | | grep SOURCE | cut -d':' >> -f2` >> >> This way you do not need to modify the qcow driver. >> > > As I wrote in > http://mif.vu.lt/~rolnas/stsc/**qcow2.txt<http://mif.vu.lt/~rolnas/stsc/qcow2.txt>we > cannot simple replace qcow2 image with cp or mv, because original image > could still be in use by some VM (referenced as backed file in snapshot > qcow2). Until VM is running it is OK, because original file is still open > by kvm, but when VM is stopped or turned off (power off), kvm process is > terminated and original file is deleted, but snapshot qcow2 is still > referencing original file by pathname. > > Regards > Rolandas Naujikas > > Does it make sense in your setup? >> >> Cheers >> >> Ruben >> >> >> On Fri, Jul 5, 2013 at 9:42 AM, Rolandas Naujikas >> <rolandas.nauji...@mif.vu.lt >> <mailto:rolandas.naujikas@mif.**vu.lt<rolandas.nauji...@mif.vu.lt>>> >> wrote: >> >> Hi, >> >> For management of master images in qcow2 format we created a >> solution described here >> http://mif.vu.lt/~rolnas/stsc/**__qcow2.txt<http://mif.vu.lt/~rolnas/stsc/__qcow2.txt> >> >> <http://mif.vu.lt/%7Erolnas/**stsc/qcow2.txt<http://mif.vu.lt/%7Erolnas/stsc/qcow2.txt>>. >> Hope it could solve >> >> some management troubles and we are looking for improvements in >> OpenNebula also. >> >> Regards, Rolandas Naujikas >> ______________________________**___________________ >> Users mailing list >> Users@lists.opennebula.org >> <mailto:Users@lists.**opennebula.org<Users@lists.opennebula.org> >> > >> >> http://lists.opennebula.org/__**listinfo.cgi/users-opennebula.**__org<http://lists.opennebula.org/__listinfo.cgi/users-opennebula.__org> >> >> -- >> >> <http://lists.opennebula.org/**listinfo.cgi/users-opennebula.**org<http://lists.opennebula.org/listinfo.cgi/users-opennebula.org> >> > >> >> -- >> Join us at OpenNebulaConf2013 in Berlin, 24-26 September, 2013 >> -- >> Ruben S. Montero, PhD >> Project co-Lead and Chief Architect >> OpenNebula - The Open Source Solution for Data Center Virtualization >> >> <http://lists.opennebula.org/**listinfo.cgi/users-opennebula.**org<http://lists.opennebula.org/listinfo.cgi/users-opennebula.org> >> >www.OpenNebula.org >> <http://www.OpenNebula.org> | rsmont...@opennebula.org >> <mailto:rsmontero@opennebula.**org <rsmont...@opennebula.org>> | >> @OpenNebula >> >> > ______________________________**_________________ > Users mailing list > Users@lists.opennebula.org > http://lists.opennebula.org/**listinfo.cgi/users-opennebula.**org<http://lists.opennebula.org/listinfo.cgi/users-opennebula.org> > -- Join us at OpenNebulaConf2013 <http://opennebulaconf.com/> in Berlin, 24-26 September, 2013 -- Jaime Melis Project Engineer OpenNebula - The Open Source Toolkit for Cloud Computing www.OpenNebula.org | jme...@opennebula.org
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