[ovirt-users] Engine start up error (NIC name too long)

Yedidyah Bar David didi at redhat.com
Mon Oct 16 05:55:28 UTC 2017


On Sun, Oct 15, 2017 at 5:28 PM, Alexander Witte
<alexander.witte at baicanada.com> wrote:
> Hi Didi,
>
> Thanks for the reply.
>
> oVirt Engine Version: 4.1.6.2-1.el7.centos

Is this the original version you installed? Or was it upgraded from an
older version?

>
> I was able to locate the vm.conf file (/var/run/ovirt-hosted-engine-ha) for
> the engine and I tried changing the NIC name to something smaller:
> “prvmgmt".  Libvirt then threw an error that the MTU for the NIC was
> incorrect.  So I’m not sure if the NIC name length was the exact cause.
> Anyway I ended up editing the conf file to wipe that NIC and then was able
> to successfully log into the engine.

Sounds like a bug to me.
Can you please open one and attach relevant logs/conf? Thanks.
Adding Simone.

Regards,

>
> Thanks for your response, appreciate it.
>
> Alex Witte
>
>
> On Oct 15, 2017, at 9:31 AM, Yedidyah Bar David <didi at redhat.com> wrote:
>
> On Sun, Oct 15, 2017 at 4:25 AM, Alexander Witte
> <alexander.witte at baicanada.com> wrote:
>
> Help!
>
> I seem to be getting this error when trying to start the hosted engine.  I
> had created another network interface for the engine and it appears the name
> is too long?  Can someone please point me to how I can resolve this?
>
>
>
> 2017-10-14 21:03:00,292-0400 ERROR (vm/c1dae7a4) [virt.vm]
> (vmId='c1dae7a4-5b86-4fcb-b66d-4a6a91bbe2ad') The vm start process failed
> (vm:631)
> Traceback (most recent call last):
>  File "/usr/share/vdsm/virt/vm.py", line 562, in _startUnderlyingVm
>    self._run()
>  File "/usr/share/vdsm/virt/vm.py", line 2060, in _run
>    self._connection.createXML(domxml, flags),
>  File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line
> 123, in wrapper
>    ret = f(*args, **kwargs)
>  File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 1006, in
> wrapper
>    return func(inst, *args, **kwargs)
>  File "/usr/lib64/python2.7/site-packages/libvirt.py", line 3567, in
> createXML
>    if ret is None:raise libvirtError('virDomainCreateXML() failed',
> conn=self)
> libvirtError: Network interface name 'PrivateManagement' is too long:
> Numerical result out of range
> 2017-10-14 21:03:00,300-0400 INFO  (vm/c1dae7a4) [virt.vm]
> (vmId='c1dae7a4-5b86-4fcb-b66d-4a6a91bbe2ad') Changed state to Down: Network
> interface name 'PrivateManagement' is too long: Numerical result out of
> range (code=1) (vm:1259)
>
>
> Searching google, I only find two results - your post, and:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1478806
>
> So should be fixed in 4.1.6. Which version do you use?
>
> Regards,
> --
> Didi
>
>



-- 
Didi


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