On Fri, Nov 30, 2012 at 09:55:39AM +0800, Zhou Zheng Sheng wrote: > on 11/30/2012 02:40, Ewoud Kohl van Wijngaarden wrote: > >On Thu, Nov 29, 2012 at 01:53:00PM +0200, Dan Kenigsberg wrote: > >>On Thu, Nov 29, 2012 at 05:46:32PM +0800, Zhou Zheng Sheng wrote: > >>>I think the oVirt Jenkins setup maybe different from a laptop, and you > >>>may have many other concerns. Is there anything I can help? > >>We are in a constant want of slaves, but I hope that even without you > >>donating one, Eyal can borrow your job and run it on "master" branch > >>(and in the future, on every whitelisted post). > >I feel like a job that modifies the system state is likely to fail (care > >must be taken to to run it twice for example). We're working hard on > >adding more slaves and are close to getting some more power. Maybe we > >can set up VMs dedicated to that kind of job? Max 1 job, relative little > >resources so we can have a couple of those. > > > I agree on running functional tests in VM. We can create disk > snapshot for the VM, if the guest system fails in functional tests, > just restore the snapshot. > We can utilize snapshot moded of QEMU as well. In a snapshot mode > VM, changes to the disk are not written to the image, but to a temp > file. If the guest OS fails, we can just shutdown the VM, so the > changes in the temp file are discarded. When the VM is started > again, it goes to the previous good state. When we need to update > the packages or edit network settings in the VM, just switch off > snapshot mode. I wrote a simple script to do snapshot mode switching > for a libvirtd managed VM. It requires shutting down the guest to > take effect. > > To run VM creating tests on a VM slave, we can use the nested KVM or > faqemu hook in VDSM.
That certainly sounds like a very good solution. We haven't reached a conclusion about running just libvirt or ovirt but it sounds like both will work. _______________________________________________ Infra mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/infra
