Also, log onto your hypervisor hosts and run "virsh list" and see if you can find the actual VM. Are you running VRs in redundant mode?
________________________________ From: Boris Stoyanov <boris.stoya...@shapeblue.com> Sent: Thursday, April 27, 2017 8:28 AM To: users Subject: Re: vm disappear after migration HI Ugo, Have you noticed any failures in the UI and/or exceptions in the management logs? Thanks, Boris Stoyanov boris.stoya...@shapeblue.com www.shapeblue.com<http://www.shapeblue.com> Shapeblue - The CloudStack Company<http://www.shapeblue.com/> www.shapeblue.com Background Cloudstack relies on a fixed download site when it fetches the built-in guest VM templates. That download site has historically 53 Chandos Place, Covent Garden, London WC2N 4HSUK @shapeblue > On Apr 27, 2017, at 4:22 PM, Ugo Vasi <ugo.v...@procne.it> wrote: > > Hi all, > we have an installation of cloudstack 4.5 on Ubuntu 16.04 with KVM as > hypervisor. > > We have one zone only and an advanced network configuration with some > isolated networks. > > Since a few days we have a problem while migrating some VMs from any > hypervisor to any other one, but the problem does not affect all VMs. > > Some VMs migrate from an host to another but disappear from the network. I > can enter via proxy-console but it seems they are disconnected from the > network, the router is not pingable in both directions (router to vm and vice > versa). Other VMs and routers of the isolated network continue to work. > In some cases the VMs return visible if I migrate them back to the original > host, in some other cases I have to stop and restart them. > > Note that this problem has only appeared recently, we did not make changes to > network topology, the same VMs that cause problems now didn't before. > Cloudstack doesn't log any problem... > > Any ideas? > > -- > > U g o V a s i <ugo.v...@procne.it> > P r o c n e s.r.l >) > via Cotonificio 45 33010 Tavagnacco IT > phone: +390432486523 fax: +390432486523 > > Le informazioni contenute in questo messaggio sono riservate e > confidenziali ed è vietata la diffusione in qualunque modo eseguita. > Qualora Lei non fosse la persona a cui il presente messaggio è > destinato, La invitiamo ad eliminarlo e a non leggerlo, dandocene > gentilmente comunicazione. > Per qualsiasi informazione si prega di contattare supp...@procne.it . > Rif. D.L. 196/2003 >
