Re: [ovs-discuss] OVS Faucet tutorial broken

On Fri, 10 Aug 2018, 19:15 Matthias Ableidinger, wrote: > Hey all! > > I just tried the OVS Faucet tutorial > http://docs.openvswitch.org/en/latest/tutorials/faucet/ but since Faucet > 1.8.3 this does not work anymore. > From https://github.com/faucetsdn/faucet/releases/tag/1.8.3 : > * Only

Re: [ovs-discuss] Q: Using netfilter to classify packets in OVS ?

On 29 August 2017 at 07:32, sougol gheissi wrote: > Hello, > I have tried to implement something like the above issue, I want to use > netfilter to capture UDP packets, modify them and then send them to the OVS. > As you said you tried it and it works. My problem is, I

Re: [ovs-discuss] [ovs-dev] [dpdk-dev] [ovs-dpdk-tests] where is ovs-dpdk test case?

On 17 August 2017 at 05:07, Kavanagh, Mark B wrote: > >>From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Sam >>Sent: Thursday, August 17, 2017 7:31 AM >>To: ovs-discuss@openvswitch.org; ovs-...@openvswitch.org; d...@dpdk.org > > Hi Sam, > > Just a heads-up that

Re: [ovs-discuss] OVS megaflows

On the first point - it's a little more subtle than that. A traffic flow (eg, a connection) must arrive at OVS, the first packet is sent through userspace, which causes userspace to install a megaflow into the datapath. Subsequently, if any traffic which matches that megaflow arrives, it will

Re: [ovs-discuss] getting build errors while building ovs2.7.0

On 11 August 2017 at 11:52, Prem Shankar Sharma via discuss wrote: > Hi, > I'm getting some build errors while trying to build ovs2.7.0 on redhat 7.2. > I cloned 2.7.0 from git and tried to run - make and make modules_install (to > build kernel module). The output of

Re: [ovs-discuss] OVS megaflows

; Open vSwitch is designed so that any version of OVS userspace >> interoperates with any version of the OVS kernel module. This forward >> and backward compatibility requires that userspace observe how the >> kernel module parses received packets. This is only possible in a >>

Re: [ovs-discuss] [openvswitch 2.8.0 dpdk] testsuite: 1211 1212 1213 1214 1215 1217 1218 1219 1220 1221 1222 1224 1225 1226 2338 failed

On 8 August 2017 at 09:26, Darrell Ball wrote: > > > > > From: on behalf of James Page > > Date: Tuesday, August 8, 2017 at 2:49 AM > To: "b...@openvswitch.org" > Subject: [ovs-discuss]

Re: [ovs-discuss] Q: Using netfilter to classify packets in OVS ?

On 7 July 2017 at 15:20, Jean Tourrilhes wrote: > Hi, > > I want to classify/match packets in OVS based on some TCP > options, this is currently not supported by OVS but it is supported by > netfilter. The support for ConnTrack left me wondering if I could use >

Re: [ovs-discuss] error with openvswitch (dpif(handler2)|WARN|system@ovs-system: failed to put[create] (Invalid argument) ufid:)

4,tp_dst=4789,flags(df|key))),9,push_vlan(vid=1,pcp=0),3 > failed (Invalid argument) on packet > ip,vlan_tci=0x,dl_src=fa:16:3e:e8:e8:68,dl_dst=01:00:5e:00:00:12,nw_src=169.254.192.2,nw_dst=224.0.0.18,nw_proto=112,nw_tos=192,nw_ecn=0,nw_ttl=255 > > > Thanks:- > S PANDEY > &

Re: [ovs-discuss] Issue with connection tracking for packets modified in pipeline

On 22 June 2017 at 16:08, Numan Siddique <nusid...@redhat.com> wrote: > > > On Jun 23, 2017 1:31 AM, "Joe Stringer" <j...@ovn.org> wrote: > > On 22 June 2017 at 04:16, Numan Siddique <nusid...@redhat.com> wrote: >> >> >> On Th

Re: [ovs-discuss] Nfqueue Support

On 23 June 2017 at 01:22, sougol gheissi <sougol.ghei...@gmail.com> wrote: > -- Forwarded message -- > From: "sougol gheissi" <sougol.ghei...@gmail.com> > Date: Jun 23, 2017 11:30 AM > Subject: Re: [ovs-discuss] Nfqueue Support > To: "Joe

Re: [ovs-discuss] Nfqueue Support

On 22 June 2017 at 14:15, sougol gheissi wrote: > Hello, > In another conference the Qosmos company claimed to process the packet for > DPI purpose, without adding any patch and just using conntrack, but the > question is how to do this, if it doesn't uses nfqueue?! :-?

Re: [ovs-discuss] Issue with connection tracking for packets modified in pipeline

On 22 June 2017 at 04:16, Numan Siddique <nusid...@redhat.com> wrote: > > > On Thu, Jun 22, 2017 at 5:45 AM, Joe Stringer <j...@ovn.org> wrote: >> >> On 21 June 2017 at 04:19, Numan Siddique <nusid...@redhat.com> wrote: >> > >> > >>

Re: [ovs-discuss] Nfqueue Support

On 21 June 2017 at 21:51, Deepak S wrote: > Hello, > > > Does OVS support Nfqueue? I'm using version 2.7.0 and I did quite a bit of > search and didn't find any nfqueue related actions. Not at this stage. ___ discuss mailing list

Re: [ovs-discuss] Issue with connection tracking for packets modified in pipeline

On 21 June 2017 at 04:19, Numan Siddique <nusid...@redhat.com> wrote: > > > On Tue, Jun 20, 2017 at 3:11 AM, Joe Stringer <j...@ovn.org> wrote: >> >> On 19 June 2017 at 00:37, Numan Siddique <nusid...@redhat.com> wrote: >> > >> > >>

Re: [ovs-discuss] Issue with connection tracking for packets modified in pipeline

On 1 June 2017 at 05:23, Aswin S wrote: > Hi, > When SG is implemented using conntrack rules , TCP connection via FIP > between vms in the same compute is failing What is SG? Is FIP "floating IP"? > In my topology I have two vm on the same compute both having floating ip

Re: [ovs-discuss] vxlan offload via dpif

On 1 June 2017 at 01:19, Santhosh Alladi wrote: > Hi Joe, > > Thank you for your reply. > In our solution, we are not using the linux vxlan driver, rather we are > having our own vxlan driver in our accelerator. So, for an accelerator which > is connected via dpif, how

Re: [ovs-discuss] vxlan offload via dpif

On 31 May 2017 at 06:27, Santhosh Alladi wrote: > Hi all, > > > > We are trying to configure our hardware accelerator using ovs via dpif. We > could achieve L2 forwarding using this setup. > > Now, we are trying to offload complete functionality of vxlan. In this > sense,

Re: [ovs-discuss] OVS conntrack

On 11 May 2017 at 19:46, Matt Warner <m...@warnertechnology.com> wrote: > > On Thu, May 11, 2017 at 4:28 PM, Joe Stringer <j...@ovn.org> wrote: >> >> On 11 May 2017 at 13:38, Matt Warner <m...@warnertechnology.com> wrote: >> > Good afternoon. I've

Re: [ovs-discuss] OVS conntrack

On 11 May 2017 at 13:38, Matt Warner wrote: > Good afternoon. I've been experimenting with OVS and the conntrack feature. > I'd like to be able to use conntrack to maintain state. Specifically, in the > man pages it says that this configuration should allow traffic to

Re: [ovs-discuss] huge amount of flows in datapath cache

On 27 April 2017 at 07:48, Avi Cohen (A) wrote: > Hello, > I want to run some stress tests with huge amount of flows in the datapath > cache. > I've tried to do it using openstack - and sdn controller - but not really > succeeded - eventually every time the system

Re: [ovs-discuss] Create ovs br0 failed using command "ovs-vsctl add-br br0"

On 26 April 2017 at 23:51, fukaige wrote: > Hi all, > > I use command "ovs-vsctl add-br br0" to create a bridge, but got below log: > > ovs-vsctl: Error detected while setting up 'br0'. See ovs-vswitchd log for > details. > > Then, I check the ovs-vswitched log for details:

Re: [ovs-discuss] GRE interfaces with OvS - what is gre0?

On 19 April 2017 at 11:19, Mick Tarsel wrote: > greetings, > > When I create a GRE port on my ovs bridge using ovs-vsctl add-port, lets say > I call the port gre1, the add-port command will execute successfully but it > will only create a gre0 interface (due to ip_gre

Re: [ovs-discuss] Packet drop when output to multiple VXLAN tunnel

On 13 April 2017 at 08:58, f 62 wrote: > Hi , > > OVS is dropping packet when packet is output to multiple VXLAN tunnel. I > see following error: > > 2017-04-13T15:49:30.112Z|03577|dpif(handler15)|WARN|system@ovs-system: > failed to put[create] (Invalid argument) >

Re: [ovs-discuss] IPFIX crash

On 5 April 2017 at 22:24, Neelakantam Gaddam wrote: > While testing the IPFIX feature with openvswitch-2.6.1, observed the below > crash when traffic is on. > > [ 347.143417] BUG: unable to handle kernel NULL pointer dereference at > (null) > [ 347.143452] IP: []

Re: [ovs-discuss] Cannot set MTU > 1500 on OVS port with kernel 4.10

On 31 March 2017 at 14:46, Ian Pilcher wrote: > BZ here - https://bugzilla.redhat.com/show_bug.cgi?id=1438069 > > Wondering, though, if this is expected behavior, and I need to do > something specific to enable larger frames on an OVS bridge with kernel > 4.10. I suspect

Re: [ovs-discuss] Userspace match+action Revalidation

On 28 March 2017 at 00:05, Advith Nagappa wrote: > I am sorry, I should have been more specific. > > I meany Userspace ovs without a Kernel module.. Yes, this is what the datapath does. It doesn't make a difference if using kernel or userspace datapath.

Re: [ovs-discuss] Userspace match+action Revalidation

On 25 March 2017 at 03:05, Advith Nagappa wrote: > Hello, > > > Is there a mechanism in OVS which ensures that actions for a particular rule > need not be translated each time. Yes, this is what the datapath does. ___ discuss

Re: [ovs-discuss] RSTP for OVS in mininet

On 21 March 2017 at 13:43, Haitham Ghalwash wrote: > Hi all, > > I am trying to test RSTP on a mininet topology. when running > > sudo ovs-vsctl set Bridge s1 rstp_enable=true > > I am getting the following error > > ovs-vsctl: Bridge does not contain a column whose name

Re: [ovs-discuss] [openvswitch 2.7.90] testsuite: 2180 failed

Hi Nick, Looks like there's another report of trouble with this test below. Would you be able to take a look? On 20 March 2017 at 07:44, Aynur Shakirov wrote: > For latest master the OVS build of deb package unsuccessfully ends because > test "flush the fdb and mdb

Re: [ovs-discuss] OVS 2.7 on Ubuntu

On 16 March 2017 at 10:23, Guru Shetty wrote: > > > On 15 March 2017 at 10:58, Shivaram Mysore > wrote: >> >> Does anyone know where I can get OVS 2.7 packages for Ubuntu 16.10 or when >> they would be available? > > > It is straightforward to build your

Re: [ovs-discuss] Kernel 4.10.* supported in 2.7?

On 28 February 2017 at 10:44, Marko Weber wrote: > What about the idea of supported Kernels at top of Release notes? > Interesting maybe for a lot ppl. > > Can anyone tell me if 2.7 Supports 4.10.* ? One thing to note is that the ovs userspace should work with any kernel

Re: [ovs-discuss] high cpu with revalidator threads

On 3 February 2017 at 14:31, Vijay Sampath wrote: > Hi Joe, > > Thanks for the reply; I will play with limiting the number of flows. > > So what would be the way to wildcard src/dst MACs? Is there another type of > action I can specify. If you know a priori where

Re: [ovs-discuss] high cpu with revalidator threads

On 3 February 2017 at 11:25, Vijay Sampath via discuss wrote: > We have a default rule in ovs which I assume makes it behave like a regular > L2 switch > > cookie=0x0, duration=71407.425s, table=0, n_packets=33577078, > n_bytes=38722336595, idle_age=0,

Re: [ovs-discuss] kernel panic when setting QoS parameters more than once

On 12 January 2017 at 02:00, Riccardo R. wrote: > Hi Joe, > > In my first message I forgot to say that the interface on which to run the > command must be an existing interface, not a dummy one as in my example. > > Anyways, I recently tried on a 4.8 kernel and the

Re: [ovs-discuss] Failed to build Open vSwitch Kernel Modules on CentOS 7 (kernel 3.10.0-514.2.2.el7.x86_64)

On 9 January 2017 at 19:01, liu yulong wrote: > Hi experts, > > We have failed to build Open vSwitch Kernel Modules on CentOS 7 (kernel > 3.10.0-514.2.2.el7.x86_64). > > Here are some traces we got: > http://paste.openstack.org/show/594350/ > > Steps: > 1. download the

Re: [ovs-discuss] kernel panic when setting QoS parameters more than once

On 10 January 2017 at 05:46, Riccardo R. wrote: > Hi, > > By setting QoS parameters more than once on an OpenvSwitch bridge, we caused > kernel panic on our machine. This is > reproducible with the following commands: > > $ ovs-vsctl add-br mybridge > $ ovs-vsctl

Re: [ovs-discuss] [ovs-dev] intermittent ovs-vswitchd segfault

On 10 January 2017 at 00:25, Numan Siddique wrote: > Hi, > > I am seeing intermittent segfault's in ovs-vswitchd. We have like 20 > compute nodes and noticed the crash in 4 or 5 nodes. Seems to me the crash > is seen when the system is idle for a long time (as I noticed over

Re: [ovs-discuss] Packet sent to netfilter after modification in the pipeline

On 9 December 2016 at 00:57, Aswin S wrote: > Hi , > > > I was trying to use the ct action ( actions=ct(table=252,zone=5001)) for a > packet which got modified in the pipeline, like I have swapped the layer 3 > and layer 4 parameters. But in the netfilter event log I

Re: [ovs-discuss] tracing flows with ct state

On 8 December 2016 at 13:43, Michael Kashin wrote: > Hi, > I'm trying to use ofproto/trace to trace flows installed by OVN controller. > I start with a simple flow spec that I used in OVS before, I get to table 21 > when packet gets submitted to connection tracker and that's

Re: [ovs-discuss] What's the purpose of alg=ftp in the ct action?

On 6 December 2016 at 10:41, Samuel Jean wrote: > Awesome, exactly the kind of context background I needed. Thanks Joe! > > On a side note, is that ok to assume the argument to the alg flag is one of > the exact helper name as found with all the nf_conntrack_* modules?

Re: [ovs-discuss] Flow synchronizing between user space to kernel space

On 14 November 2016 at 23:35, Naveen M <77navee...@gmail.com> wrote: > Hi all, > > I'm newbie to openvswitch. Currently i'm walk-throwing the > openvswitch(2.5.0) code about flow synchronization between userspace to > kernelspace. > > I have few doubts on synchronization mechanism. In user space