Re: [ovs-discuss] Geneve Tunnel between Containers on Single Host using OVS Overlay n/w

On 22 February 2017 at 09:53, Sanjeev Maheve wrote: > Hello Teams, >I am using openvswitch for connecting Docker containers > on multiple hosts using OVS (overlay networks - Geneve encapsulation). I > have a requirement to connect Docker containers

Re: [ovs-discuss] Open vSwitch with SSL Open vSwitch 2.6.0 documentation

Please send your mails in plain text. Did you run the "req" command in the same directory. You need to do something like this: https://github.com/openvswitch/ovn-kubernetes/blob/master/vagrant/provisioning/setup-master.sh#L66 On 19 February 2017 at 23:29, 冷月无声 <645363...@qq.com> wrote: > Dear

Re: [ovs-discuss] Geneve Tunnel between Containers on Single Host using OVS Overlay n/w

On 22 February 2017 at 09:53, Sanjeev Maheve wrote: > Hello Teams, >I am using openvswitch for connecting Docker containers > on multiple hosts using OVS (overlay networks - Geneve encapsulation). I > have a requirement to connect Docker containers

Re: [ovs-discuss] Openvswitch flow(or rule) to implement CAPTIVE-PORTAL (or HTTP redirect)

On 6 December 2016 at 20:01, Joo Yong-Seok wrote: > Hello, > > Is there any good example for openvswitch flow/rules for captive-portal? > Which means, > > - We should perform DNAT (with captive-portal web server IP) for outbound > HTTP traffic > - When responses are back,

Re: [ovs-discuss] Flow-based VXLAN Tunnel Performance

* Firstly, getting 10 Gbps for stock vxlan is surprising. Are you using vxlan hardware offload capable NICs? * Such drastic performance difference is not expected. * Give a very simple example of how you are using flow based VXLAN. i.e the actual flow. * What is the kernel module that you are

Re: [ovs-discuss] [ovn] ovn-trace ct_actions not implemented

ct_lb is tricky. I guess, the default should be to just pick the first option. On 30 November 2016 at 08:24, Ben Pfaff wrote: > One initial, trivial, step might be to just have every ct_next respond > that the flow is established. Then at least it would be possible to see > how

Re: [ovs-discuss] Looking for good examples of conntrack / NAT in openvswitch

aware of any. One needs to be comfortable with OVS and ovs-ofctl to understand most of these. You can also read 'man ovs-ofctl' to read about more details around 'ct' action. > > Best regards > > - yongseok > > On Wed, Jan 4, 2017 at 8:42 AM, Guru Shetty <g...@ovn.org> wr

Re: [ovs-discuss] Reinstall OVS from git repo

On 21 March 2017 at 09:01, 蘇于倫 wrote: > Hi everyone, > > I'd like to confirm which steps should I do to completely remove current > OVS if I want to re-install OVS with modified C code in git repo ? > > Currently what my reinstall_ovs.sh does for old OVS removal

Re: [ovs-discuss] Reinstall OVS from git repo

; > It shows only one instance. > Does it make sense if I have re-installed OVS? > > Ethan > > > > 2017年3月22日 01:04，"Guru Shetty" <g...@ovn.org>寫道： > > > > On 21 March 2017 at 09:01, 蘇于倫 <yulunsu.eed...@g2.nctu.edu.tw> wrote: > >> Hi e

Re: [ovs-discuss] ovs-vsctl adding dpdk ports hangs

On 23 March 2017 at 22:36, Shivaram Mysore wrote: > One more data point: > > I *CNTRL-C* the command ovs-vsctl add-port > > ^C2017-03-24T05:25:30Z|2|fatal_signal|WARN|terminating with signal 2 > (Interrupt) > > > # *ovs-vsctl show* >

Re: [ovs-discuss] [ovs-dev] An OVN plugin for libnetwork

Did you have a look at the couple we have here? http://docs.openvswitch.org/en/latest/howto/docker/ On 12 April 2017 at 09:07, Hui Kang wrote: > > Hi All, > Please checkout the libnetwork plugin for OVN at > https://github.com/huikang/libnetwork-ovn-plugin. > Comment and PR

Re: [ovs-discuss] About ovs-docker

It looks like you already figured it out. On 19 July 2017 at 07:28, Zekeriya Akgül wrote: > Hi, > I am student on Necmettin Erbakan Universty in Turkey.And working on > communication between dpdk powered openvswitch and docker.And some issues > occured about communication

Re: [ovs-discuss] OVN knob to control floating IP NAT action

On 24 April 2017 at 11:31, Hexin Wang wrote: > Hi, > > Is there any knob in OVN to control when floating IP will be applied in > the distributed NAT? Specifically: > >1. If the destination IP is part of some private layer3 domain, the >usual private IP is used to

Re: [ovs-discuss] OVN knob to control floating IP NAT action

P is used for south-north default route to internet traffic. > E.g. VM originated internet traffic: SNAT is applied to change source IP > to floating IP. UNSNAT is applied to change destination IP back to private > IP. > > Yes. There are examples in tests/system-traffic.at > Tha

Re: [ovs-discuss] OVN knob to control floating IP NAT action

o please try again to frame your question without depending on previous mails for context. With a clear example. > > Thanks. > > Hexin > > From: <ovs-discuss-boun...@openvswitch.org> on behalf of Hexin Wang > Date: Monday, April 24, 2017 at 2:57 PM > To: Guru Shetty >

Re: [ovs-discuss] How to set private-key and certificate on a running ovsdb-server?

On 9 June 2017 at 20:28, Arunkumar Rg wrote: > HI All, > > Forgot to mention, my query pertains to hardware_vtep schema based DB. > hardware_vtep schema does not have the SSL table. ovsdb-server does take multiple databases as arguments. So one idea (I haven't tried it)

Re: [ovs-discuss] OVS bridge on boot in Debian

tcp:3332:192.168.1.2 -- blah > -- > *From:* ovs-discuss-boun...@openvswitch.org <ovs-discuss-bounces@ > openvswitch.org> on behalf of Omar Ramadan <orama...@fb.com> > *Sent:* Thursday, October 12, 2017 4:47:10 PM > > *To:* Guru Shetty > *Cc:* ovs-discuss@openvswitch.or

Re: [ovs-discuss] OVS bridge on boot in Debian

On 12 October 2017 at 10:29, Omar Ramadan wrote: > Hi list, > > > I am using OVS 2.7.90 with Debian 8.7 and want to configure the switch to > be loaded on system initialization. I have installed the service > "openvswitch-switch" and added the following in

Re: [ovs-discuss] OVS bridge on boot in Debian

; > Do I need to register new a ovs_tunnel_type somewhere for it to work? Any > way to increase logging here? > You can add a "set -x" to the top of /usr/share/openvswitch/scripts/ifupdown.sh And then run ifup and ifdown. > > Best, > Omar > > --

Re: [ovs-discuss] OVS-Bugtool plugins

On 15 November 2017 at 01:17, Dávid Patrik Pintér < david.patrik.pin...@ericsson.com> wrote: > Hi All, > > I have a question about the OVS-Bugtool plugins: > What's the actual benefit of using bash scripts for calling single line > shell commands: >

Re: [ovs-discuss] Integration of ovn/ovs with kubernetes

On 14 November 2017 at 14:40, Sébastien Bernard wrote: > Hello, > > I'm looking for some pieces of advise to use a network based on > openvswitch with kubernetes. > > I've tried to follow the following document https://github.com/openvswitch > /ovn-kubernetes, with some

Re: [ovs-discuss] kubernetes - kubeadm problem with watcher

On 16 November 2017 at 01:56, Sébastien Bernard wrote: > Ok, > > I got to reproduce the error I had yesterday. > > Here's the path : > > 1- one vm with centos 7 > > 2- install kubeadm v1.8.3 > > 3- kubeadm init > > 4- install openvswitch (v2.8.1) > > 5- follow the

Re: [ovs-discuss] ***SPAM*** Re: kubernetes - kubeadm problem with watcher

On 16 November 2017 at 09:26, Sébastien Bernard <sbern...@nerim.net> wrote: > On 16/11/2017 13:08, Guru Shetty wrote: > > > > On 16 November 2017 at 01:56, Sébastien Bernard <sbern...@nerim.net> > wrote: > >> Ok, >> >> I got to reprodu

Re: [ovs-discuss] Integration of ovn/ovs with kubernetes

On 15 November 2017 at 05:02, Sébastien Bernard <sbern...@nerim.net> wrote: > On 15/11/2017 01:22, Guru Shetty wrote: > > > > On 14 November 2017 at 14:40, Sébastien Bernard <sbern...@nerim.net> > wrote: > >> Hello, >> >> I'm looki

Re: [ovs-discuss] Debugging ct dnat openflow action

On 12 November 2017 at 22:43, Hui Xiang wrote: > Does ovs linux dapath NAT work with linux kernel 4.4.70 version? > If you use the kernel module that comes with OVS repo, it will work. If you use the kernel module that comes by default with linux kernel, it won't. You can

Re: [ovs-discuss] Extremely slow tcp/udp connection ovs 2.6.1 , 4.4.0-87 Ubuntu 14.04

On 2 November 2017 at 13:07, kevin parrikar wrote: > Hello All, > I am running OVS 2.6.1 on Ubuntu 14.04 kernel 4.4.0-87-generic with > Openstack Mitaka release with OVS firewall driver(contrack ) > > > MTU is set to 9000 on both the physical nics and icmp is success

Re: [ovs-discuss] why ct_snat in gateway router without recirc_table

On 1 November 2017 at 03:05, Wei Li wrote: > Hello everyone > > In https://github.com/openvswitch/ovs/blob/master/ovn/lib/ > actions.c?utf8=%E2%9C%93#L833 > > } else if (snat && ep->is_gateway_router) { > /* For performance reasons, we try to prevent additional >

Re: [ovs-discuss] OVN IPAM

In tests/ovn.at, search for "ipam". On 17 June 2018 at 14:27, Paul Greenberg wrote: > All, > > I want to get an IP address from OVN without using DHCP. I did not find a > command line option to do so. > > How could one do it through OVSDB queries? Did anyone attempt it? > > Best Regards, > Paul

Re: [ovs-discuss] Source NAT with OpenVSwitch failed

gt; Best Regards, > > Wei-Yu Chen > Wireless Internet Laboratory > Department of Computer Science > National Chiao Tung University > > On 30 April 2018 at 11:49:29 PM, Guru Shetty (g...@ovn.org) wrote: > > > > On 26 April 2018 at 06:41, Wei-Yu Chen <aweimeow...

Re: [ovs-discuss] [ovs-dev] ovsdb-server core dump and ovsdb corruption using raft cluster

I was able to reproduce it. I will work with Ben to get this fixed. On 26 July 2018 at 23:14, Girish Moodalbail wrote: > Hello Ben, > > Sorry, got distracted with something else at work. I am still able to > reproduce the issue, and this is what I have and what I did > (if you need the core,

Re: [ovs-discuss] Bugs in /etc/init.d/openvswitch-switch restart

How did you configure OVS? You should use: ./configure --prefix=/usr --localstatedir=/var --sysconfdir=/etc --enable-ssl On 25 July 2018 at 23:17, Vikas Kumar wrote: > > hi Team, > when i am trying to restart the vswitch daemon i am getting the below erro: > >

[ovs-discuss] OVS 2.10 geneve errors

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"

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 wrote: > Hello All, > Looks like with OVS 2.10, we cannot create more than 2 userspace geneve >

Re: [ovs-discuss] bugs in script which is not creating openvswitch-switch

A 'make install' does not install the startup script. You can copy it over manually. E.g : cp debian/openvswitch-switch.init /etc/init.d/openvswitch-switch On 23 July 2018 at 01:23, Vikas Kumar wrote: > hi Team, > i was trying to restart the openvswitch daemon using the below script: >

Re: [ovs-discuss] unable to bring up simple switch with "eno1" interface for ethernet

> > > So, if I build OVS from source, am I going to have the same problem? It > seems that everything in Squeeze is systemd? I guess I could try and > see. Will the init.d script work? > > You said it is OVS 2.6.2. First thing to do is to simply modify your /etc/init.d/openvswitch-switch to

Re: [ovs-discuss] SDN networkslower than physical network

Since this is the same host, your 25 Gbps physical network does not come to picture. Neither does VXLAN as both the VMs are in the same host. I would suggest trying the following experiments. 1. Multiple sessions of netperf/iperf. 2. Sometimes, your VM's virtual NIC is the bottleneck. So if you

Re: [ovs-discuss] unable to bring up simple switch with "eno1" interface for ethernet

rovide /etc/init.d/openvswitc-switch script). > > brian > > On Tue, Jul 03, 2018 at 10:39:03AM -0700, Guru Shetty wrote: > >On 1 July 2018 at 22:37, Brian E. Lavender <[1]br...@brie.com> wrote: > > > > Turns out OVS got stuck in the systemd cycle.

Re: [ovs-discuss] unable to bring up simple switch with "eno1" interface for ethernet

On 1 July 2018 at 22:37, Brian E. Lavender wrote: > Turns out OVS got stuck in the systemd cycle. After waiting 5 minutes, > it came up. > > You are likely using packages from Canonical and not from this repo? > brian > > On Sun, Jul 01, 2018 at 09:06:48AM -0700, Brian E. Lavender wrote: > > I

Re: [ovs-discuss] OVN load balancing on same subnet failing

On 9 March 2018 at 11:19, Ben Pfaff <b...@ovn.org> wrote: > On Fri, Mar 02, 2018 at 09:40:07AM -0800, Guru Shetty wrote: > > On 1 March 2018 at 21:09, Anil Venkata <anilvenk...@redhat.com> wrote: > > > > > > > > > > > On Fri, Ma

Re: [ovs-discuss] OVN load balancing on same subnet failing

On 1 March 2018 at 21:09, Anil Venkata <anilvenk...@redhat.com> wrote: > > > On Fri, Mar 2, 2018 at 7:23 AM, Guru Shetty <g...@ovn.org> wrote: > >> >> >> On 27 February 2018 at 03:13, Anil Venkata <anilvenk...@redhat.com> >> wrote: >&

Re: [ovs-discuss] OVN load balancing on same subnet failing

On 27 February 2018 at 03:13, Anil Venkata wrote: > For example, I have a 10.1.0.0/24 network and a load balancer is added to > it with 10.1.0.10 as VIP and 10.1.0.2(MAC 50:54:00:00:00:01), 10.1.0.3(MAC > 50:54:00:00:00:02) as members. > ovn-nbctl create load_balancer

Re: [ovs-discuss] Seeking help on bringing up ovs defined network at boot under Ubuntu bionic

On 28 June 2018 at 11:58, Stephen V. Nesbitt wrote: > Noob alert! I am looking for a recipe that will configure an OVS defined > network at boot on Ubuntu bionic. > > My ovs network comprises the following: > > * switch0 > > * enp3s0 - physical NIC defined as a port tagged with 100 and marked as

Re: [ovs-discuss] "ovs|01253|reconnect|ERR|tcp:127.0.0.1:50814: no response to inactivity probe after 5.01 seconds, disconnecting" messages and lost packets

On Wed, 26 Sep 2018 at 12:59, Jean-Philippe Méthot via discuss < ovs-discuss@openvswitch.org> wrote: > Hi, > > I’ve been using openvswitch for my networking backend on openstack for > several years now. Lately, as our network has grown, we’ve started noticing > some intermittent packet drop

Re: [ovs-discuss] "ovs|01253|reconnect|ERR|tcp:127.0.0.1:50814: no response to inactivity probe after 5.01 seconds, disconnecting" messages and lost packets

very high. > > > Our network nodes CPU are literally sleeping. Is openvswitch single-thread > or multi-thread though? If ovs overloaded a single thread, it’s possible I > may have missed it. > > Jean-Philippe Méthot > Openstack system administrator > Administrateur système Open

Re: [ovs-discuss] "ovs|01253|reconnect|ERR|tcp:127.0.0.1:50814: no response to inactivity probe after 5.01 seconds, disconnecting" messages and lost packets

a_cert --user > openvswitch:hugetlbfs --no-chdir > --log-file=/var/log/openvswitch/ovsdb-server.log > --pidfile=/var/run/openvswitch/ovsdb-server.pid --detach > openvsw+ 1013 1 11 19:45 ?00:17:46 ovs-vswitchd > unix:/var/run/openvswitch/db.sock -vconsole:emer -vsyslog:err -

Re: [ovs-discuss] How about give a simplify kernel version OVS used in Docker network?

On Tue, 13 Nov 2018 at 21:53, Sam wrote: > And why OVS take high CPU cost? > My simplistic guess is that you have created a loop in your network with OVS. Or your SDN flows are inefficient. For a simple setup, there should really be not much difference with CPU between linux bridge and OVS.

Re: [ovs-discuss] OVS Docker

On Sun, 7 Apr 2019 at 11:39, Tu Nguyen Phuoc wrote: > Hi OVS Community. > I have 1 Physical host which had docker and ovs installed. > I want to set up 2 ovs bridges (ovsbr1 and ovsbr2), each bridge has 1 > container connects to (h1 and h2), here is my set up: > On Physical host > ***

Re: [ovs-discuss] OVS + VXLAN Performance

How do you define "poor" performance? If it is awfully low, it is likely that your [ outer MTU < (inner MTU + vxlan header)]. You can reduce your inner MTU and see the difference. On Mon, 24 Jun 2019 at 06:34, Heim, Dennis wrote: > I am running Ubuntu on virtualized hosts, along with VXLAN.

Re: [ovs-discuss] ovs-2.11.1 Installation

What were the errors encountered? On Mon, 12 Aug 2019 at 21:20, V Sai Surya Laxman Rao Bellala < laxmanraobell...@gmail.com> wrote: > Hello all, > > Does anyone have a standard procedure for installing the ovs-2.11.1 in > ubuntu 16.04 ? > I am encountering so many problemsErrors were encountered

Re: [ovs-discuss] ovs-vtep - import error

Did you install OVS with "make install"? If so, you will have to provide python path for OVS python libraries. If you install it via packages, you will need "python-openvswitch" package. On Wed, 21 Aug 2019 at 14:46, Massimiliano Bavelloni wrote: > Hello, > > after compiling (gcc)

Re: [ovs-discuss] OVS/OVN docker image for each stable release

I had created a openvswitch repo in docker as a placeholder. Happy to provide it to whoever the admin is. On Thu, 7 Nov 2019 at 13:15, aginwala wrote: > Hi All: > > As discussed in the meeting today, we all agreed that it will be a good > idea to push docker images for each new ovs/ovn stable

Re: [ovs-discuss] OVS/OVN docker image for each stable release

On Fri, 8 Nov 2019 at 09:53, Guru Shetty wrote: > I had created a openvswitch repo in docker as a placeholder. Happy to > provide it to whoever the admin is. > i.e. You can use the keyword "openvswitch". For e.g., right now, it has one stale image. docker run -d --n

Re: [ovs-discuss] OVS/OVN docker image for each stable release

0:17 AM aginwala wrote: > >> Thanks Guru: >> >> Sounds good. Can you please grant user aginwala as admin? I can create >> two repos ovs and ovn under openvswitch org and can push new stable release >> versions there. >> >> On Fri, Nov 8, 2019 at 10:0

Re: [ovs-discuss] OVS/OVN docker image for each stable release

t; container. > It is not clear to me. Is DKMS enabled here? Or is it that openvswitch/ovs:2.12.0_debian_4.15.0-66-generic will only work on kernel 4.15.0-66-generic? > > On Fri, Nov 8, 2019 at 2:37 PM Guru Shetty wrote: > >> >> >> On Fri, 8 Nov 2019 at 14:18, aginwala wrote: &g

Re: [ovs-discuss] Cannot restore network connectivity when OVS processes are stopped

You cannot accomplish this via nmcli as it needs OVS processes to tear down OVS artifcats. You clearly mention that you don't want to use OVS commands - but if your goal is to not run OVS processes, you can potentially try your luck with "ovs-dpctl del-dp system@ovs-system" when OVS processes are

Re: [ovs-discuss] OVS/OVN docker image for each stable release

On Mon, 11 Nov 2019 at 10:08, aginwala wrote: > > > On Mon, Nov 11, 2019 at 9:00 AM Guru Shetty wrote: > >> >> >> On Fri, 8 Nov 2019 at 14:41, aginwala wrote: >> >>> openvswitch.ko ships default with newer kernel but if we want to use say >&g

Re: [ovs-discuss] OVS deleting flows from the datapath on exit

It may have come from this commit instead: commit 9b5422a98f817b9f2a1f8224cab7e1a8d0bbba1f Author: Ilya Maximets Date: Wed Dec 16 15:32:21 2015 +0300 ovs-lib: Try to call exit before killing. While killing OVS may not free all allocated resources. Previously we used to SIGTERM

Re: [ovs-discuss] Building OVS+DPDK with rpmbuild and spec files

I have recently built OVS DPDK rpms. For e.g., yesterday, I built OVS 2.13 with DPDK 19.11 The rhel/openvswitch-fedora.spec.in should have everything you need. You need to first build dpdk devel and dpdk rpms from DPDK. And then install those rpms. And then: ./boot.sh ./configure make

Re: [ovs-discuss] [EXTERNAL] Re: Building OVS+DPDK with rpmbuild and spec files

in/env python$|#!/usr/bin/python3|' {} + + %files %dir %{_datadir}/dpdk %{_datadir}/dpdk/usertools @@ -81,11 +75,9 @@ %{_includedir}/dpdk %{_datadir}/dpdk/mk %{_datadir}/dpdk/buildtools -%{_datadir}/dpdk/%{target} +%{_datadir}/dpdk/arm64-%{machine}-linux-gcc %{_datadir}/dpdk/examples -%files d