[ovs-discuss] Libvirtd throwing some error in kvm in openvswitch-2.0.0

[Ramana Reddy]

I will let you know after doing some more experiments, and will figure it
out
what is the root cause.

Thanks & Regards,
Ramana.


On Thu, Feb 27, 2014 at 12:30 AM, Ben Pfaff <blp at nicira.com> wrote:

> I'm going to stop trying to help now, because you repeatedly fail to
> answer my questions.
>
> On Thu, Feb 27, 2014 at 12:26:27AM +0530, Ramana Reddy wrote:
> > Hi Ben,
> > I created br0 using ovs-vsctl and created VM using virt-manager ( GUI
> > interface).
> > At the time of creation, its throwing the following error:
> > unable to complete install: 'Unable to add bridge br0 port vnet0:
> Operation
> > not supported'
> >
> > I am not good at libvirtd library and how its working with kvm, but I
> could
> > not see any error
> > when I created br0 using brctl command after loading linux bridge module(
> > with out openvswitch module).
> >
> > But I did the same setup with ovs-1.7.1 with libvirtd 0.9.8 version, and
> > its working fine.
> > At this time, I am not sure whether its the problem with libvirtd or some
> > thing else.
> >
> > Thanks,
> > Ramana.
> >
> >
> >
> >
> >
> >
> > On Wed, Feb 26, 2014 at 11:44 PM, Ben Pfaff <blp at nicira.com> wrote:
> >
> > > You need to provide information showing what libvirtd did and how it
> > > failed.
> > >
> > > On Wed, Feb 26, 2014 at 10:12:48PM +0530, Ramana Reddy wrote:
> > > > @sachin: Yes I referred the document. But the xml file only comes
> after
> > > > creating the VM.
> > > > This error is throwing while creating the VM. I tried any way also: I
> > > > created VM after creating br0 using brctl command,
> > > > and deleted br0 and created br0 using ovs-vsctl and modified xml
> file,
> > > but
> > > > still getting the same error when I start the VM.
> > > >
> > > > @Ben: When I used ubuntu 12.04, KVM with libvirtd version 0.9.8 (
> default
> > > > one) and  openvswitch-1.7.1
> > > > Its successfully creating the VMs. There is no need of modifying the
> xml
> > > > file.
> > > >
> > > > Libvirtd version 0.9.8 requires both openvswitch kernel module and
> > > brcompat
> > > > kernel module.
> > > > I installed both and created br0 using ovs-vsctl command and created
> VM
> > > in
> > > > bridge mode. Its perfect.
> > > >
> > > > Where as INSTALL.Libvirt is referring libvirtd version no at least
> 0.9.11
> > > > or above. Now I tried with ubuntu 13.10
> > > > with openvswith-2.0.0 and libvirtd ( default version no 1.1.1), But
> > > > openvswitch 2.0.0 does not support
> > > > brcompat module, so I Installed openvswitch kernel module only and
> > > created
> > > > bridge br0, and trying to create
> > > > VM in bridge mode, but its throwing the error.
> > > >
> > > > Is some thing missing in my setup. Is the case that linux bridge
> module
> > > is
> > > > needed along with openvswitch kernel
> > > > module. I tried all the combinations, but getting the same error.
> Help in
> > > > this case is highly appreciated.
> > > >
> > > > Thanks,
> > > > Ramana.
> > > >
> > > >
> > > >
> > > >
> > > > On Wed, Feb 26, 2014 at 9:39 PM, Ben Pfaff <blp at nicira.com> wrote:
> > > >
> > > > > On Wed, Feb 26, 2014 at 12:45:58PM +0530, Ramana Reddy wrote:
> > > > > > I have installed openvswitch-2.0.0 on ubuntu 13.10 ( kernel:
> > > > > > 3.8.0-34-generic), and
> > > > > > created a bridge br0. Now I started virt-manager to install VM.
>  I
> > > > > selected
> > > > > > bridge
> > > > > > mode  and given br0 as bridge name. After that when I click
>  finish
> > > > > button
> > > > > > its
> > > > > > throwing the following error (libvirtd version is 1.1.1).
> > > > >
> > > > > The error messages you provided don't give any hint as to the
> problem,
> > > > > or even whether Open vSwitch is involved.  For us to help, you will
> > > need
> > > > > to provide additional information showing what libvirtd did and
> how it
> > > > > failed.
> > > > >
> > >
>
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