[ovirt-users] OVS error logs after upgrade to 4.2

[Misak Khachatryan]

Hi Mor,

submitted: https://bugzilla.redhat.com/show_bug.cgi?id=1529481

I've collected logs but they are 1662.7M in size.

Best regards,
Misak Khachatryan


On Wed, Dec 27, 2017 at 6:44 PM, Mor Kalfon <mkalfon at redhat.com> wrote:
> Hello Misak,
>
> Could you please file a bug about those error messages that you receive from
> OVS?
> You can use the log collector tool
> (https://www.ovirt.org/documentation/admin-guide/chap-Utilities/#the-log-collector-tool)
> which gathers all the required logs for us to investigate this issue.
>
> Thanks for reporting this issue!
>
> On Wed, Dec 27, 2017 at 11:03 AM, Misak Khachatryan <kmisak at gmail.com>
> wrote:
>>
>> On Wed, Dec 27, 2017 at 12:42 PM, Dan Kenigsberg <danken at redhat.com>
>> wrote:
>> > On Wed, Dec 27, 2017 at 8:49 AM, Misak Khachatryan <kmisak at gmail.com>
>> > wrote:
>> >> Hi,
>> >>
>> >> It's not on log file, it's from automatic email sent by cron daemon.
>> >> This one from logrotate.
>> >
>> > Would you file a bug about this daily logrotate spam?
>> >
>>
>> Sure, will do.
>>
>> >>
>> >> I'd like to migrate my network to OVS, but as i can't find any guide
>> >> for that, it's a bit scary.
>> >
>> > Why would you like to do that? OVN is useful for big deployments, that
>> > have many isolated networks. It is not universally recommended, as it
>> > uses more CPU.
>> >
>>
>> No particular reason, thought that will be future in oVIRT networking,
>> also i work in relatively big ISP with many PoP and DCs in many
>> cities. And I'm interested to try it some time.
>>
>> >>
>> >> Best regards,
>> >> Misak Khachatryan
>> >>
>> >>
>> >> On Tue, Dec 26, 2017 at 3:29 PM, Dan Kenigsberg <danken at redhat.com>
>> >> wrote:
>> >>> On Tue, Dec 26, 2017 at 8:35 AM, Misak Khachatryan <kmisak at gmail.com>
>> >>> wrote:
>> >>>> Hi,
>> >>>>
>> >>>> After upgrade to 4.2 I started getting this error from engine:
>> >>>>
>> >>>> /etc/cron.daily/logrotate:
>> >>>>
>> >>>> 2017-12-25T23:12:02Z|00001|unixctl|WARN|failed to connect to
>> >>>> /var/run/openvswitch/ovnnb_db.19883.ctl
>> >>>> ovs-appctl: cannot connect to
>> >>>> "/var/run/openvswitch/ovnnb_db.19883.ctl" (No such file or directory)
>> >>>> 2017-12-25T23:12:02Z|00001|unixctl|WARN|failed to connect to
>> >>>> /var/run/openvswitch/ovnsb_db.19891.ctl
>> >>>> ovs-appctl: cannot connect to
>> >>>> "/var/run/openvswitch/ovnsb_db.19891.ctl" (No such file or directory)
>> >>>>
>> >>>>
>> >>>> Seems harmless as i don't use OVS, but how to fix it?
>> >>>
>> >>> By default, ovirt-4.2 installs and configure OVN (which uses OVS). You
>> >>> can turn it off on Engine host by running
>> >>> systemctl stop ovirt-provider-ovn ovn-northd openvswitch
>> >
>> > did you try that?
>> >
>>
>> No, but is correct way to disable it completely?
>>
>> >>>
>> >>> but I'd appreciate your help to understand in which log file do you
>> >>> see these warnings?
>> >
>> >>> Have you already disabled openvswitch?
>> >
>> > have you ^^ ?
>>
>> No, what is a correct way to do it?
>
>
>
>
> --
> Mor Kalfon
> RHV Networking Team
> Red Hat IL-Raanana
> Tel: +972-54-6514148
>