It does not seem to be because of duplicate IPs. With duplicate IP, we get
EEXIST.
Port "ovn-55491a-0"
Interface "ovn-55491a-0"
type: geneve
options: {csum="true", key=flow, remote_ip="10.100.0.42"}
error: "could not add network device ovn-55491a-0 to ofproto
(File exists)"
Guru is seeing EBUSY.
On 8/21/18, 11:15 AM, "Gregory Rose" <[email protected]> wrote:
On 8/21/2018 7:38 AM, William Tu wrote:
> On Mon, Aug 20, 2018 at 9:30 PM Manoj Sharma <[email protected]>
wrote:
>> It may be because of duplicate chassis IPs (same IP address used for
more than one chassis).
>>
> Is this the case? I saw Guru is using different remote_ip
>
> --William
I'm looking into it today.
Thanks,
- Greg
>
>>
>> Thanks.
>>
>>
>>
>> From: <[email protected]> on behalf of Guru Shetty
<[email protected]>
>> Date: Monday, August 20, 2018 at 9:24 PM
>> To: discuss <[email protected]>, Greg Rose <[email protected]>,
William Tu <[email protected]>
>> Subject: Re: [ovs-discuss] OVS 2.10 geneve errors
>>
>>
>>
>> I should clarify that I am seeing this in kernel datapath. I realized
that my usage of "userspace geneve tunnels" can be misleading.
>>
>>
>>
>> On Mon, 20 Aug 2018 at 21:22, Guru Shetty <[email protected]> wrote:
>>
>> Hello All,
>>
>> Looks like with OVS 2.10, we cannot create more than 2 userspace
geneve tunnels.
>>
>> You get an error that says: could not add network device geneve23 to
ofproto (Device or resource busy)
>>
>>
>>
>> e.g:
>>
>>
>>
>> vagrant@k8smaster:~$ sudo ovs-vsctl show
>>
>> 86d11177-d982-48f9-a08e-c9f6f6587215
>>
>> Bridge "br0"
>>
>> Port "geneve23"
>>
>> Interface "geneve23"
>>
>> type: geneve
>>
>> options: {remote_ip="192.168.0.3"}
>>
>> error: "could not add network device geneve23 to
ofproto (Device or resource busy)"
>>
>> Port "br0"
>>
>> Interface "br0"
>>
>> type: internal
>>
>> Bridge br-int
>>
>> fail_mode: secure
>>
>> Port "k8s-patch-br-int-br-localnet"
>>
>> Interface "k8s-patch-br-int-br-localnet"
>>
>> type: patch
>>
>> options: {peer="k8s-patch-br-localnet-br-int"}
>>
>> Port "ovn-d18708-0"
>>
>> Interface "ovn-d18708-0"
>>
>> type: geneve
>>
>> options: {csum="true", key=flow, remote_ip="10.10.0.12"}
>>
>> Port "26dfc422a6875c2"
>>
>> Interface "26dfc422a6875c2"
>>
>> Port br-int
>>
>> Interface br-int
>>
>> type: internal
>>
>> Port "ovn-8abe64-0"
>>
>> Interface "ovn-8abe64-0"
>>
>> type: geneve
>>
>> options: {csum="true", key=flow, remote_ip="10.10.0.13"}
>>
>> error: "could not add network device ovn-8abe64-0 to
ofproto (Device or resource busy)"
>>
>>
>>
>>
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