<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Aug 10, 2017 at 3:13 PM, Milan Zamazal <span dir="ltr">&lt;<a href="mailto:mzamazal@redhat.com" target="_blank">mzamazal@redhat.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">Eyal Edri &lt;<a href="mailto:eedri@redhat.com">eedri@redhat.com</a>&gt; writes:<br>
<br>
&gt; Adding also lago-devel.<br>
&gt; Eddy, isn&#39;t it the same issue I had on Fedora 26?<br></span></blockquote><div><br></div><div>I do not recall the details, but this one seems very specific, telling exactly what the problem is.<br><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">
<br>
</span>The following command resolved the problem on my machine:<br>
<br>
  echo 2 &gt; /proc/sys/net/ipv6/conf/<wbr>enp0s25/accept_ra<br>
<br>
(Thanks to Petr Horáček for the advice.)<br>
<div class="HOEnZb"><div class="h5"><br>
&gt; On Thu, Aug 10, 2017 at 2:32 PM, Milan Zamazal &lt;<a href="mailto:mzamazal@redhat.com">mzamazal@redhat.com</a>&gt; wrote:<br>
&gt;<br>
&gt;&gt; Hi, I get the following error when I try to run OST, I think since I&#39;ve<br>
&gt;&gt; upgraded my computer to RHEL 7.4 recently:<br>
&gt;&gt;<br>
&gt;&gt;   + lago start<br>
&gt;&gt;   @ Start Prefix:<br>
&gt;&gt;     # Start nets:<br>
&gt;&gt;       * Create network lago-basic-suite-master-net-<wbr>storage:<br>
&gt;&gt;   libvirt:  error : internal error: Check the host setup: enabling IPv6<br>
&gt;&gt; forwarding with RA routes without accept_ra set to 2 is likely to cause<br>
&gt;&gt; routes loss. Interfaces to look at: enp0s25<br>
&gt;&gt;       * Create network lago-basic-suite-master-net-<wbr>storage: ERROR (in<br>
&gt;&gt; 0:00:00)<br>
&gt;&gt;     # Start nets: ERROR (in 0:00:00)<br>
&gt;&gt;   @ Start Prefix: ERROR (in 0:00:00)<br>
&gt;&gt;   Error occured, aborting<br>
&gt;&gt;   Traceback (most recent call last):<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/cmd.py&quot;, line 942, in main<br>
&gt;&gt;       cli_plugins[args.verb].do_run(<wbr>args)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/plugins/cli.py&quot;, line<br>
&gt;&gt; 184, in do_run<br>
&gt;&gt;       self._do_run(**vars(args))<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/utils.py&quot;, line 501, in<br>
&gt;&gt; wrapper<br>
&gt;&gt;       return func(*args, **kwargs)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/utils.py&quot;, line 512, in<br>
&gt;&gt; wrapper<br>
&gt;&gt;       return func(*args, prefix=prefix, **kwargs)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/cmd.py&quot;, line 265, in<br>
&gt;&gt; do_start<br>
&gt;&gt;       prefix.start(vm_names=vm_<wbr>names)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/sdk_utils.py&quot;, line 50,<br>
&gt;&gt; in wrapped<br>
&gt;&gt;       return func(*args, **kwargs)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/prefix.py&quot;, line 1295, in<br>
&gt;&gt; start<br>
&gt;&gt;       self.virt_env.start(vm_names=<wbr>vm_names)<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/virt.py&quot;, line 342, in<br>
&gt;&gt; start<br>
&gt;&gt;       net.start()<br>
&gt;&gt;     File &quot;/usr/lib/python2.7/site-<wbr>packages/lago/providers/<wbr>libvirt/network.py&quot;,<br>
&gt;&gt; line 107, in start<br>
&gt;&gt;       net = self.libvirt_con.<wbr>networkCreateXML(self._<wbr>libvirt_xml())<br>
&gt;&gt;     File &quot;/usr/lib64/python2.7/site-<wbr>packages/libvirt.py&quot;, line 4052, in<br>
&gt;&gt; networkCreateXML<br>
&gt;&gt;       if ret is None:raise libvirtError(&#39;<wbr>virNetworkCreateXML() failed&#39;,<br>
&gt;&gt; conn=self)<br>
&gt;&gt;   libvirtError: internal error: Check the host setup: enabling IPv6<br>
&gt;&gt; forwarding with RA routes without accept_ra set to 2 is likely to cause<br>
&gt;&gt; routes loss. Interfaces to look at: enp0s25<br>
&gt;&gt;<br>
&gt;&gt; Do you have any idea how to fix / work around that and make OST running<br>
&gt;&gt; again?<br>
&gt;&gt;<br>
&gt;&gt; (Complete lago.log attached.)<br>
&gt;&gt;<br>
&gt;&gt; Thanks,<br>
&gt;&gt; Milan<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; ______________________________<wbr>_________________<br>
&gt;&gt; Devel mailing list<br>
&gt;&gt; <a href="mailto:Devel@ovirt.org">Devel@ovirt.org</a><br>
&gt;&gt; <a href="http://lists.ovirt.org/mailman/listinfo/devel" rel="noreferrer" target="_blank">http://lists.ovirt.org/<wbr>mailman/listinfo/devel</a><br>
&gt;&gt;<br>
</div></div></blockquote></div><br></div></div>