Re: [ovirt-devel] OST: libvirt: error : internal error: Check the host setup: enabling IPv6 forwarding with RA routes
Eyal Edri <eedri(a)redhat.com> writes:
Adding also lago-devel.
Eddy, isn't it the same issue I had on Fedora 26?
The following command resolved the problem on my machine:
echo 2 > /proc/sys/net/ipv6/conf/enp0s25/accept_ra
(Thanks to Petr Horáček for the advice.)
On Thu, Aug 10, 2017 at 2:32 PM, Milan Zamazal
<mzamazal(a)redhat.com> wrote:
> Hi, I get the following error when I try to run OST, I think since I've
> upgraded my computer to RHEL 7.4 recently:
>
> + lago start
> @ Start Prefix:
> # Start nets:
> * Create network lago-basic-suite-master-net-storage:
> libvirt: error : internal error: Check the host setup: enabling IPv6
> forwarding with RA routes without accept_ra set to 2 is likely to cause
> routes loss. Interfaces to look at: enp0s25
> * Create network lago-basic-suite-master-net-storage: ERROR (in
> 0:00:00)
> # Start nets: ERROR (in 0:00:00)
> @ Start Prefix: ERROR (in 0:00:00)
> Error occured, aborting
> Traceback (most recent call last):
> File "/usr/lib/python2.7/site-packages/lago/cmd.py", line 942, in main
> cli_plugins[args.verb].do_run(args)
> File "/usr/lib/python2.7/site-packages/lago/plugins/cli.py", line
> 184, in do_run
> self._do_run(**vars(args))
> File "/usr/lib/python2.7/site-packages/lago/utils.py", line 501, in
> wrapper
> return func(*args, **kwargs)
> File "/usr/lib/python2.7/site-packages/lago/utils.py", line 512, in
> wrapper
> return func(*args, prefix=prefix, **kwargs)
> File "/usr/lib/python2.7/site-packages/lago/cmd.py", line 265, in
> do_start
> prefix.start(vm_names=vm_names)
> File "/usr/lib/python2.7/site-packages/lago/sdk_utils.py", line 50,
> in wrapped
> return func(*args, **kwargs)
> File "/usr/lib/python2.7/site-packages/lago/prefix.py", line 1295, in
> start
> self.virt_env.start(vm_names=vm_names)
> File "/usr/lib/python2.7/site-packages/lago/virt.py", line 342, in
> start
> net.start()
> File
"/usr/lib/python2.7/site-packages/lago/providers/libvirt/network.py",
> line 107, in start
> net = self.libvirt_con.networkCreateXML(self._libvirt_xml())
> File "/usr/lib64/python2.7/site-packages/libvirt.py", line 4052, in
> networkCreateXML
> if ret is None:raise libvirtError('virNetworkCreateXML() failed',
> conn=self)
> libvirtError: internal error: Check the host setup: enabling IPv6
> forwarding with RA routes without accept_ra set to 2 is likely to cause
> routes loss. Interfaces to look at: enp0s25
>
> Do you have any idea how to fix / work around that and make OST running
> again?
>
> (Complete lago.log attached.)
>
> Thanks,
> Milan
>
>
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