> -----Original Message----- > From: David Nalley [mailto:da...@gnsa.us] > Sent: Tuesday, September 25, 2012 4:34 PM > To: cloudstack-dev@incubator.apache.org; Marcus Sorensen > Cc: Edison Su > Subject: Re: Review Request: fix kvm traffic labels (guest traffic > types on multiple networks don't work) > > On Tue, Sep 25, 2012 at 7:24 PM, Marcus Sorensen <shadow...@gmail.com> > wrote: > > > I've got a fix for this, but there is still an issue where upgrades > won't work. Say a user has two hosts, host1 with a cloudVirBr1201 and > host2 with no bridges. If we upgrade both hosts to this version, then > attempt to live migrate a guest from host1 to host2, the migration will > fail because it expects the same bridge name. In KVM this is handled by > libvirt, so not possible to pass a new name. > > > > Not sure what to do about that or at what level the switchover > becomes acceptable. > > > Live migration should only happen with hosts in the same cluster, and > there is the expectation of network homogeneity within hosts in a > cluster, so I don't think this is a problem - or at least we assume > that the situation causing the problem won't be present.
+1, all the kvm hosts needs to have the same network configuration, otherwise, migration doesn't work, zone wide guest network doesn't work, etc. > > --David
