Re: [ovs-discuss] ovsdb-client connection refused

On Fri, 30 Dec 2016 14:59:27 +0530 Shravan S K wrote: > Hello, > > set up : 2 machines running OVS 2.5.0. > > m1 - 192.168.20.1 > m2 - 192.168.20.2 > > On m2 -> > $ sudo ovs-vsctl set-manager tcp:192.168.20.1:6640 > $ sudo ovs-vsctl show >

Re: [ovs-discuss] OVS bridge absorbing ARP replies

On Thu, 29 Dec 2016 20:36:05 -0500 Yuanjun Yao wrote: > Hi all, > > My network topology is host1(eth1:192.168.1.2)—(eth2:192.168.1.1)host2. I > added an OVS bridge on host2 and added eth2 as a port. I configured the ip > address via SDN controller. I could ping from host 1 to

Re: [ovs-discuss] OVS bridge absorbing ARP replies

On Fri, 30 Dec 2016 17:49:56 -0500 Yuanjun Yao wrote: > Hi Flavio, > > Thanks for your reply. I might misconfigured OVS bridge. I forgot to remove > the IP address from the original interface, that might caused the problem. Glad to know that you found the problem. -- Flavio

Re: [ovs-discuss] How do I push data from Open vSwitch to connected controllers?

tics live and want to push them only > > when a threshold has been met. > > > > > > On 3/01/2017 2:46 AM, Flavio Leitner wrote: > > > >> May I ask why you don't want the controller to issue a Request? > >> > > > > -- Flavio __

Re: [ovs-discuss] how many CPU cannot allocate for PMD thread?

"gtp1" > Interface "gtp1" > type: internal > Port "dpdk1" > Interface "dpdk1" > type: dpdk > options: {dpdk-devargs=":04:00.3", n_rxq="4"} > &g

Re: [ovs-discuss] how many CPU cannot allocate for PMD thread?

On Fri, 22 Sep 2017 15:02:20 +0800 Sun Paul wrote: > hi > > we have tried on that. e.g. if we set to 0x22, we still only able to > see 2 cpu is in 100%, why? Because that's what you told OVS to do. The mask 0x22 is 0010 0010 and each '1' there represents a CPU. -- Flavio

Re: [ovs-discuss] how many CPU cannot allocate for PMD thread?

On Mon, 18 Sep 2017 16:51:33 +0800 Sun Paul wrote: > Hi > > I have two interfaces mapped to DPDK, and run the OVS on top of it. I > tried to set the cpu mask, but I cannot only allocate more than 2 CPU > for pmd thread. any idea? > > # /usr/local/bin/ovs-appctl

Re: [ovs-discuss] how many CPU cannot allocate for PMD thread?

node and pinned to any available core on the numa node by default. fbl > > On Tue, Sep 19, 2017 at 8:02 PM, Flavio Leitner <f...@sysclose.org> wrote: > > On Tue, 19 Sep 2017 13:43:25 +0800 > > Sun Paul <paul...@gmail.com> wrote: > > &g

Re: [ovs-discuss] How can I OVS run in multi-core?

On Thu, 31 Aug 2017 16:04:22 +0900 Heung Sik Choi wrote: > Hi, > > I want to measure the performance of OVS in multi core. > > I have a server on two Xeon 2630 v2 (NUMA) with 4 dual port 10GbE NIC. the > server with 12 cores and 8 physical ports run OVS. 4ports are for

Re: [ovs-discuss] quad port X710 rNDC (Dell) make KVM host br0 OVS (2.5.0) port lose connection

On Thu, 31 Aug 2017 07:12:43 + "Jayakumar, Muthurajan" wrote: > Dear team, > Can I please request if any one of you have seen similar observation please. > Kindly requesting to share your suggestion please. > > Following is the observation: > > quad port

Re: [ovs-discuss] ct_state and tcp sessions

On Fri, 1 Sep 2017 14:33:58 -0600 Sterdnot Shaken wrote: > *OVS version: 2.70* > > Howdy! > > *Goal:* instantiate a flow(s) based on completion of tcp 3-way handshake > and have those flows live ONLY as long as the respective tcp session > exists. Once the tcp session

Re: [ovs-discuss] hardware offloading in ovs-2.8

ump: yes > supports-priv-flags: yes > > > Does the fm version not satisfies ? or some other reasons ? I don't know about FW versions. fbl > > > > > > > 在 2017-11-08 21:28:01，"Flavio Leitner" <f...@sysclose.org> 写道： > >On Wed, 8 Nov 2017 1

Re: [ovs-discuss] (no subject)

On Wed, 8 Nov 2017 15:17:46 +0530 Neelakantam Gaddam wrote: > Hi All, > > I want to configure the flows for vlan access ports with connection > tracking. Is there any example in the ovs source where can I find these > configurations. > I would appreciate if any one share

Re: [ovs-discuss] Problem on OpenVSwitch 2.8.1

On Tue, 31 Oct 2017 16:41:53 +0100 Fabio Zingaretti wrote: > Dear support, > I’m testing OpenVSwitch version 2.8.1 on my infrastructure using CentOS7 , > but I’m having any problem , in particular: > > 1) I configured the VXLAN but if I perform a reboot of the

Re: [ovs-discuss] [ovs-dpdk] how to link between guest vNIC and dpdkvhost socket

On Wed, 25 Oct 2017 07:36:13 + "Xu, Rongjie (NSB - CN/Hangzhou)" wrote: > Hi, > > I have one OpenStack environment with OVS-DPDK (manually installed). I > success to launch two VMs on two separate compute node with vhostuser > interface type. But I cannot ping

Re: [ovs-discuss] OVS+DPDK

On Fri, May 25, 2018 at 05:18:08PM -0400, Pedro Serrano wrote: > Greetings, > > My computer is setup using Ubuntu 18.04 with OVS 2.90 and dpdk 17.11.2-1. > I'm attempting to create a few virtual ports (type dkdkvhostuserclient) on > my OVS bridge (datapath_type=netdev) and assign an IP addresses

Re: [ovs-discuss] [ovs-dpdk] how to check link between guest vNIC and dpdkvhost socket

On Thu, 26 Oct 2017 11:06:08 +0800 徐荣杰 wrote: > Hi, > > > > I do have the memAccess property as follows for both VM > > > > > > > > > > > >memAccess='shared'/> > > OK, then look if the socket path is

Re: [ovs-discuss] [ovs-dpdk] how to check link between guest vNIC and dpdkvhost socket

one part. You also need the memoryBacking section to be hugepages. fbl > > Best Regards > Xu Rongjie (Max) > > -Original Message- > From: ovs-discuss-boun...@openvswitch.org > [mailto:ovs-discuss-boun...@openvswitch.org] On Behalf Of Flavio Leitner > Sent: Thursd

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Wed, Jan 17, 2018 at 10:25:36AM +, Vishal Deep Ajmera wrote: > Hi Flavio, > > I tried to look closer into ifup-ovs script particularly for OVSDPDKPort & > OVSDPDKBOND cases. > With the change given below (git diff) at the end OVSDPDKBOND case, I see > that the routes > are getting

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Tue, Dec 26, 2017 at 08:31:49AM +, Vishal Deep Ajmera wrote: > Hi, > > On Red-Hat, kernel IP Routes are getting deleted whenever a dpdk-bond port is > added to "netdev" type bridge. I understand that when a DPDK port is added to > ovs, the bridge port (LOCAL) is reconfigured with MAC

Re: [ovs-discuss] Mempool issue for OVS 2.9

On Fri, Jan 26, 2018 at 05:16:02PM +0300, Ilya Maximets wrote: > On 26.01.2018 15:00, Stokes, Ian wrote: > > Hi All, > > > > Recently an issue was raised regarding the move from a single shared > > mempool model that was in place up to OVS 2.8, to a mempool per port model > > introduced in 2.9.

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Wed, Jan 17, 2018 at 09:17:07PM -0200, Flavio Leitner wrote: > On Wed, Jan 17, 2018 at 04:35:01PM +, Vishal Deep Ajmera wrote: > > > What happens if you have two or more bonds or if we fix dpdk port too, > > > what happens when you have more than one? > > >

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Wed, Jan 17, 2018 at 04:35:01PM +, Vishal Deep Ajmera wrote: > > What happens if you have two or more bonds or if we fix dpdk port too, > > what happens when you have more than one? > > I think you will see errors/failures. > > I tried with two dpdk ports and I do see following print on

Re: [ovs-discuss] could not create netdev vhost-user1 of unknown type dpdkvhostuser

On Thu, Dec 28, 2017 at 09:49:15PM +0800, 夏晨博 wrote: > Hi,all > > I tried to create vhost-user ports with OVS-DPDK, but failed. And I can't > find the solution. > > Step1: ovs-vsctl add-br br0 -- set bridge br0 datapath_type=netdev > Step2: ovs-vsctl add-port br0 vhost-user1 -- set Interface

Re: [ovs-discuss] 回复： could not create netdev vhost-user1 of unknowntype dpdkvhostuser

-- 原始邮件 -- > 发件人: "Flavio Leitner";<f...@sysclose.org>; > 发送时间: 2017年12月29日(星期五) 凌晨2:14 > 收件人: "夏晨博"<524622...@qq.com>; > 抄送: "ovs-discuss"<ovs-discuss@openvswitch.org>; > 主题: Re: [ovs-discuss] could not create netdev vhost-

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

On Wed, Aug 29, 2018 at 11:10:38AM +0800, guoshaoch...@yunrongtech.com wrote: > hello, > Has this problem been solved? > If it is solved, can you tell me how to do it? > thans very much! Can you provide more details about the problem? It builds fine over here. -- Flavio

Re: [ovs-discuss] dpdk installation failed with OVS

t; >> > >> but my NIC is Intel05:00.0 Ethernet controller: Intel Corporation 82599ES > >> 10-Gigabit SFI/SFP+ Network Connection (rev 01) > >> > >> > >> So am I missing anything here? > >> > >> > >> Regards, > >>

Re: [ovs-discuss] dpdk installation failed with OVS

On Thu, Jul 12, 2018 at 09:41:24AM -0400, Sandeep Adapala wrote: > Hello Ian, > > Currently I am using Ubuntu 16.04 OS > OVS version is v2.6.1 and DPDK is v16.11.1 You need to follow the instructions of the version you're using. The doc url below refers to the latest OVS which is different than

Re: [ovs-discuss] Working of OVS

On Fri, Jul 13, 2018 at 02:09:24PM +0530, karthik karra wrote: > Hi, > How come that the OVS is able to send and receive packets, even after > installing on the wrong kernel ? There are two options for the kernel side. The first is the module that comes with the upstream kernel. The second is

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Thu, Jan 18, 2018 at 10:12:40AM +, Vishal Deep Ajmera wrote: > > BTW, I suggested earlier but maybe I wasn't clear. > > > > Instead of adding networking configuration to the bridge's port, just > > leave it alone with a name that doesn't bother you. > > > > Then create an internal port

Re: [ovs-discuss] REDHAT: Route issue with dpdk-bond ports

On Thu, Jan 18, 2018 at 08:32:03AM +, Vishal Deep Ajmera wrote: > > OK, what about this patch instead? It should fix the issue without the > > errors. I have not tested. > > I tried your patch but it does not re-add the routes. The reason is doing > $ ifup br0 will not invoke ifup-post since

Re: [ovs-discuss] Starting OVS w/ DPDK ...

Hi, On Mon, Oct 08, 2018 at 11:52:24AM +0200, Andrzej Ostruszka wrote: > First of all thank you Flavio for your reply and sorry for late reply > but I had to switch to something else. Now I resume my ovs ramp up and > have some additional problems. > > My goal is actually to measure performance

Re: [ovs-discuss] time for another LTS?

On Fri, Oct 19, 2018 at 08:23:37AM -0700, Ben Pfaff wrote: > On Fri, Oct 19, 2018 at 11:48:07AM +, Stokes, Ian wrote: > > > On 10/18/2018 10:46 PM, Ben Pfaff wrote: > > > > I've had a number of queries from folks lately about our roadmap for > > > > LTS releases. It has, indeed, been a long

Re: [ovs-discuss] OVS local port overloaded

On Tue, Oct 30, 2018 at 10:29:37AM +0700, Soe Ye Htet wrote: > Dear OvS Team, > > I have one problem in openvswitch. Let me state my simple tested toplogy. > OVS1(RYU)---OVS2. Instead of applying ovs inband mode, I configure my > own predefiend fules in OvS1 & 2 to apply in band scemario

Re: [ovs-discuss] Starting OVS w/ DPDK ...

then we can try to integrate it. Thanks, fbl > > On 10/19/2018 08:12 PM, Flavio Leitner wrote: > > On Mon, Oct 08, 2018 at 11:52:24AM +0200, Andrzej Ostruszka wrote: > [...] > >> ovs-vsctl: Error detected while setting up 'dpdk-p0': Error attaching > >> device '08:

Re: [ovs-discuss] Issue when using local_ip with VXLAN tunnels in OVS

On Tue, Nov 06, 2018 at 11:51:49AM -0500, Siva Teja ARETI wrote: > Hi Greg, > > Thanks for looking into this. > > I have two VMs in my setup each with two interfaces. Trying to setup the > VXLAN tunnels across these interfaces which are in different subnets. A > docker container is attached to

Re: [ovs-discuss] Issue when using local_ip with VXLAN tunnels in OVS

On Tue, Nov 06, 2018 at 02:09:23PM -0500, Siva Teja ARETI wrote: > Answers in line. > > Siva Teja. > > On Tue, Nov 6, 2018 at 1:56 PM Flavio Leitner wrote: > > > On Tue, Nov 06, 2018 at 11:51:49AM -0500, Siva Teja ARETI wrote: > > > Hi Gre

Re: [ovs-discuss] Issue when using local_ip with VXLAN tunnels in OVS

=0 >tx pkts=190, bytes=17532, drop=0, errs=0, coll=0 It sounds like you have a MTU issue. When using VXLAN, the packet is not passing somewhere. fbl > > Siva Teja. > > On Tue, Nov 6, 2018 at 6:15 PM Flavio Leitner wrote: > > > On Tue, Nov 06, 2018 a

Re: [ovs-discuss] Multicast snooping turned off on interfaces with a multicast querier/router

On Thu, Aug 30, 2018 at 04:35:40PM -0700, Ben Pfaff wrote: > This test was part of the original commit by Flavio. > > Flavio, do you have any information? Hi, > On Thu, Aug 30, 2018 at 03:17:04PM -0700, Ajit Warrier wrote: > > I confirmed from the source code that it is intentional. The

Re: [ovs-discuss] vswitchd 2.9.3/2.10.1 crashes handling port add/mod

On Wed, Dec 05, 2018 at 12:11:28PM +1300, Josh Bailey via discuss wrote: > Hello OVS colleagues, > > vswitchd appears to crash handling a port add/mod. Please see following to > reproduce. > > Run two Ryu OF controllers: > > $ ryu-manager --ofp-tcp-listen-port 6653 --ofp-listen-host 127.0.0.1

Re: [ovs-discuss] actions=in_port behavior

On Fri, Dec 07, 2018 at 12:24:02PM +, Sachin Sharma wrote: > Hi all, > I have created a setup of two nodes : VMa-VMb. I ran ovs in VMb and > added the following flow entry in vmb: ovs-ofctl add-flow vmb in_port=1, > actions=in_port. > I now sent a ping message from VMa towards VMb. As I

Re: [ovs-discuss] Cannot Bind eth0 to Driver vfio-pci

On Wed, Dec 05, 2018 at 08:01:45PM +0530, Numan Siddique wrote: > On Wed, Dec 5, 2018 at 4:27 PM Ramzah Rehman wrote: > > > I am trying to bind an interface eth0 to vfio driver. I have made sure > > iommu is enabled in grub and kernel. I have loaded the module vfio-pci. Ran > > following

Re: [ovs-discuss] actions=in_port behavior

packets appearing. I think that the same packet is looping back. Oh, sounds like you have a network loop. Can't help more without knowing all the relevant connection details. fbl > > Kind Regards, > Sachin. > > On Mon, Dec 10, 2018 at 7:01 PM Flavio Leitner wrote: > >

Re: [ovs-discuss] vswitchd 2.9.3/2.10.1 crashes handling port add/mod

51dd2c0) at ofproto/ofproto.c:1741 > > 2018-12-04 21:23:59 josh #9 0x5634f35abe9c in bridge_run__ () at > vswitchd/bridge.c:2944 > > 2018-12-04 21:23:59 josh #10 0x5634f35b19e0 in bridge_run () at > vswitchd/bridge.c:3002 > > 2018-12-04 21:23:59 josh #11 0x00005634f3211595

Re: [ovs-discuss] vhost-user multiqueue

On Fri, Nov 23, 2018 at 03:25:02PM +0800, 梁永正 wrote: > Hi > > I have met a problem.In function reconfigure_datapath, port->dynamic_txqs = > netdev_n_txq(port->netdev) < wanted_txqs; seems always be zero. > > If I want to enable multiqueue of the vhost-user device.Does the pmd-threads > must

Re: [ovs-discuss] Starting OVS w/ DPDK ...

On Wed, Sep 12, 2018 at 09:21:18AM +0200, Andrzej Ostruszka wrote: > Hello all > > I'm new to OVS so please have some patience with me :) > > What I'm trying to do is to start OVS with DPDK based ports. > The actual setup is a board with Marvell's Armada 8040 chip. > > I don't have any problems

Re: [ovs-discuss] Starting OVS w/ DPDK ...

On Thu, Sep 13, 2018 at 04:56:51PM +0200, Andrzej Ostruszka wrote: > First of all, thank you for your reply Flavio. > > On 12.09.2018 19:33, Flavio Leitner wrote: > > On Wed, Sep 12, 2018 at 09:21:18AM +0200, Andrzej Ostruszka wrote: > [...] > >> but when I try to sta

Re: [ovs-discuss] Connection to VM issue

On Fri, Sep 14, 2018 at 11:22:55AM +, Polossat, Arnaud [FR] wrote: > Hello, > > I would like to connect a CentOS 7 virtual machine to an Open > vSwitch 2.5.0 (OVS) with SSH. The OVS is installed on a CentOS 7 > physical server and the VM, which runs on the same server, is > managed with

Re: [ovs-discuss] DPDK link state

On Thu, Feb 21, 2019 at 02:58:16PM +0100, Riccardo Ravaioli wrote: > Hi, > > Let's say I have a basic setup with a Linux virtual machine with one > vhostuser interface, a physical interface in DPDK mode, and an OVS switch > with those two interfaces on it. > Can the VM know when the link on the

Re: [ovs-discuss] How to store the tcp_src or tcp_dst field value in a variable and then print in vlogs?

ket->l3_ofs = (char *)data - frame;* > > * const struct ip_header *ip = dp_packet_l3(packet);* > > nw_proto = ip->ip_proto; > > VLOG_DBG("IP proto---> %d ", nw_proto); // This is 0 > > > > } > > > > I followed almost the same

Re: [ovs-discuss] [HELP] Question about Performance issues in high concurrency scenarios

On Tue, Mar 05, 2019 at 03:38:43PM +0800, txfh2007 via discuss wrote: > Hi everyone: > I have test ovs-dpdk PVP performance for several days . And I > have found in high concurrency scenarios(eg. 100K mac-ip > streams), the ovs-dpdk performance gets significant decline. >

Re: [ovs-discuss] Unable to add VM with tap interface to OVS using libvrt

On Wed, Mar 06, 2019 at 06:40:58PM +0530, Harsh Gondaliya wrote: > I want to attach two VMs to OVS using libvrt. I am following these steps: > http://docs.openvswitch.org/en/latest/howto/libvirt/ > > I have OVS with DPDK configuration running. I have created br0 bridge > without mentioned

Re: [ovs-discuss] Phy-VM over OVS-DPDK no connectivity

On Tue, Mar 05, 2019 at 03:17:04PM +0530, ppnaik wrote: > Hi All, > > Our setup is as follows: > > We have two servers which are connected peer to peer over 40G interfaces. > > On one server we have setup OVS and added the physical 40G interface as a > DPDK interface to the ovs bridge. > > We

Re: [ovs-discuss] How to store the tcp_src or tcp_dst field value in a variable and then print in vlogs?

On Mon, Feb 18, 2019 at 11:05:53AM +0800, Krish wrote: > Thanks for reply Ben. > Does it mean that *miniflow_extract* will also initialize the L3 header > pointer? If you look at the miniflow_extract(), you will see that it calls dp_packet_reset_offsets(packet) which will set all the header

Re: [ovs-discuss] ovs-vswitchd exited silently

On Thu, Sep 05, 2019 at 09:18:22AM +, Frank Wang(王培辉) wrote: > Hi All Hi Franck, Perhaps check the permissions of /var/run/openvswitch ? If they are correct, you can start ovsdb-server service first and then start the ovs-vswitchd manually as the service does. fbl > > > > I’m

Re: [ovs-discuss] gso packet is failing with af_packet socket with packet_vnet_hdr

IO_NET_HDR_GSO_NONE; > } > Regards, > Ramana > > > On Mon, Nov 4, 2019 at 8:39 PM Flavio Leitner > wrote: > > > > > Hi, > > > > What's the value you're passing on gso_size in struct > > virtio_net_hdr? You need to leave

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

On Fri, 1 Nov 2019 13:35:07 -0700 Ben Pfaff wrote: > OVS currently can gracefully exit in two ways: either with or without > deleting the datapath. But, either way, it deletes all of the flows > from the datapath before it exits. That is due to commit e96a5c24e853 > ("upcall: Remove datapath

Re: [ovs-discuss] OVS DPDK: Failed to create memory pool for netdev

It would be nice if you share the DPDK options used in OvS. On Sat, 2 Nov 2019 15:43:18 + "Tobias Hofmann \(tohofman\) via discuss" wrote: > Hello community, > > My team and I observe a strange behavior on our system with the > creation of dpdk ports in OVS. We have a CentOS 7 system with

Re: [ovs-discuss] gso packet is failing with af_packet socket with packet_vnet_hdr

Hi, What's the value you're passing on gso_size in struct virtio_net_hdr? You need to leave room for the encapsulation header, e.g.: gso_size = iface_mtu - virtio_net_hdr->hdr_len fbl On Mon, 4 Nov 2019 01:11:36 +0530 Ramana Reddy wrote: > Hi, > I am wondering if anyone can help me with

Re: [ovs-discuss] gso packet is failing with af_packet socket with packet_vnet_hdr

On Wed, 6 Nov 2019 01:59:41 +0530 Ramana Reddy wrote: > Hi Flavio, > As per your inputs, I modified the gso_size, and now > skb_gso_validate_mtu(skb, mtu) is returning true, and > ip_finish_output2(sk, skb) and dst_neigh_output(dst, neigh, skb); are > getting called. But still, I am seeing the

Re: [ovs-discuss] OVS DPDK: Failed to create memory pool for netdev

On Tue, 5 Nov 2019 18:47:09 + "Tobias Hofmann \(tohofman\) via discuss" wrote: > Hi Flavio, > > thanks for the insights! Unfortunately, I don't know about the pdump > and its relation to the ring. pdump dumps packets from dpdk ports into rings/mempools, so that you can inspect/use the

Re: [ovs-discuss] OVS-bridges Troubleshooting

On Wed, 13 Nov 2019 14:02:33 +0200 aeris wrote: > Hello, > > I'm new here, so sorry if i missed something or writing to wrong > maillist > > A bit of foreword - > > We had an installation of ovs in our cloud environment and faced > networking issue with vms at random time, but mostly 3-7

Re: [ovs-discuss] OVS DPDK: Failed to create memory pool for netdev

On Mon, 11 Nov 2019 14:45:13 + "Tobias Hofmann \(tohofman\) via discuss" wrote: > Hi Flavio, > > to follow up on this: I have just upgraded DPDK to 18.11 and OVS to > 2.11 and I don't see this issue anymore. Also, I don't observe any > "ring error" messages although the MTU is still at 9216

Re: [ovs-discuss] OVS-bridges Troubleshooting

sed:0.570s, flags:PR., > > actions:push_vlan(vid=500,pcp=0),11 > > > > > > Also I've tried to use "ovs-appctl ofproto/trace " and > > none of my bridges accepted as an argument(Previously listed them > > via "ovs-appctl ofproto/list") > >

Re: [ovs-discuss] OVS DPDK: Failed to create memory pool for netdev

looks like 1G is not enough for large MTU and pdump. HTH, fbl > > > Please let me know if this is what you asked for. > > Thanks > Tobias > > On 04.11.19, 15:50, "Flavio Leitner" wrote: > > > It would be nice if you share the DPDK options us

Re: [ovs-discuss] 答复: [ovs-dev] OVS performance issue: why small udp packet pps performance between VMs is highly related with number of ovs ports and number of VMs?

test packet, but another unrelated traffic in the network. HTH, fbl > > > > > -----邮件原件- > > 发件人: Ilya Maximets [mailto:i.maxim...@ovn.org] > > 发送时间: 2020年2月13日 21:23 > > 收件人: Flavio Leitner ; Yi Yang (杨燚)-云服务集团 > > > > 抄送: ovs-discuss@openvswitc

Re: [ovs-discuss] [ovs-dev] OVS performance issue: why small udp packet pps performance between VMs is highly related with number of ovs ports and number of VMs?

On Thu, Feb 13, 2020 at 09:18:38AM +, Yi Yang (杨燚)-云服务集团 wrote: > Hi, all > > We find ovs has serious performance issue, we only launch one VM in one > compute, and do iperf small udp pps performance test between these two VMs, > we can see about 18 pps (packets per second, -l 16), but

Re: [ovs-discuss] Can we directly output to a patch port like patch-tun?

On Mon, Mar 30, 2020 at 11:32:41PM +, Yi Yang (杨�D)-云服务集团 wrote: > Hi, folks > > > > We did find Openstack have flood issue in DRV mode, the root cause is > qrouter stopped MAC learning, this is led by qrouter implementation > mechanism, we want to add some flows to avoid flood, one way is

Re: [ovs-discuss] OpenvSwitch Message too large

Perhaps the interface creating the packet has the wrong MTU? For instance, a VM is using MTU 1500 but then packets gets encapsulated? fbl On Mon, Oct 19, 2020 at 09:59:13PM +0700, KhacThuan Bk wrote: > Hi all, > > I'm using ovs with bonding interface. All interface is using mtu 1500. > But

Re: [ovs-discuss] [ovs-dev] Question about supporting the OVS out-of-tree kernel drivers

On Sun, Nov 29, 2020 at 02:30:29AM +0100, Ilya Maximets wrote: > On 11/12/20 6:04 PM, Gregory Rose wrote: > > > > > > On 11/12/2020 5:10 AM, Mark Gray wrote: > >> On 30/10/2020 18:32, Gregory Rose wrote: > >>> > >>> The question is whether there is any interest in continuing to support > >>> the

Re: [ovs-discuss] Moving of the primary #openvswitch channel to irc.libera.chat ?

On Wed, May 19, 2021 at 01:22:58PM -0700, Ben Pfaff wrote: > On Wed, May 19, 2021 at 10:03:57PM +0200, Ilya Maximets wrote: > > Hi. > > > > Taking into account some very unhealthy things that happened recently > > with FreeNode network and resigning of lots of its stuff [1], we > > probably need

[ovs-discuss] [ADVISORY] CVE-2020-35498: Packet parsing vulnerability.

Description === Multiple versions of Open vSwitch are vulnerable to potential problems like denial of service attacks, in which crafted network packets could cause the packet lookup to ignore network header fields from layers 3 and 4. Both kernel and userspace datapaths are affected,

Re: [ovs-discuss] release schedule change proposal

Thanks Kevin for bringing this up. See below. On Mon, Nov 15, 2021 at 1:06 PM Kevin Traynor wrote: > On 15/11/2021 14:58, Thomas Monjalon wrote: > > For the last 5 years, DPDK was doing 4 releases per year, > > in February, May, August and November (the LTS one): > > .02 .05 .08 .11

Re: [ovs-discuss] OVS - QEMU unable to create vhostuserclient socket at /var/run/openvswitch

Do you have SELinux enabled? Sounds like the policies are not updated. fbl On Thu, May 16, 2019 at 04:16:04PM +, Joan Vidal wrote: > Hi Ian, > > Upgraded QEMU version to 2.10.0(qemu-kvm-ev-2.10.0-21.el7_5.7.1) > Changed /etc/libvirt/qemu.conf > user = "root" > group = "root" > > And

Re: [ovs-discuss] Restarting network kills ovs-vswitchd (and network)... ?

On Thu, May 16, 2019 at 09:34:28AM +, SCHAER Frederic wrote: > Hi, > I'm facing an issue with openvswitch, which I think is new (not even sure). > here is the description : > > * What you did that make the problem appear. > > I am configuring openstack (compute, network) nodes using OVS

Re: [ovs-discuss] OVS - QEMU unable to create vhostuserclient socket at /var/run/openvswitch

use /tmp instead of /var/run/openvswitch. fbl > > > Joan > > ____________ > De: Flavio Leitner > Enviado: viernes, 17 de mayo de 2019 10:35 > Para: Joan Vidal > Cc: Ian Stokes; ovs-discuss@openvswitch.org > Asunto: Re: [ovs-discuss] OVS - QEMU

Re: [ovs-discuss] OVS - QEMU unable to create vhostuserclient socket at /var/run/openvswitch

On Fri, May 17, 2019 at 06:39:26AM -0300, Flavio Leitner via discuss wrote: > On Fri, May 17, 2019 at 09:13:08AM +, Joan Vidal wrote: > > Hi Flavio, > > > > SELinux is disabled. > > Could you add the port to OVS and tell us the file ownership > and perms of the

Re: [ovs-discuss] Restarting network kills ovs-vswitchd (and network)... ?

32] +++ killed by SIGABRT +++ > [pid 175231] +++ killed by SIGABRT +++ > [pid 175230] +++ killed by SIGABRT +++ > [pid 175229] +++ killed by SIGABRT +++ > [pid 175228] +++ killed by SIGABRT +++ > [pid 175227] +++ killed by SIGABRT +++ > [pid 175226] +++ killed by SIGABRT +++ > [pid 1752

Re: [ovs-discuss] VxLAN in Userspace

erface, so do you think it would work if you remove a device that is out of OVS? fbl > > -Vasu > > > On Thu, Jun 13, 2019 at 7:27 PM Vasu Dasari wrote: > > > Yes Flavio. Looking at code to fix this. Will send fix for review soon. > > > > Vasu > > >

Re: [ovs-discuss] VxLAN in Userspace

tunnel_push_pop - underlay bridge match" in > tunnel-push-pop.at. I hope that is fine, or should I be writing a separate > unit test case? Usually we just add more tests to the file to cover additional use-cases. fbl > > -Vasu > > *Vasu Dasari* > > > On Fri, Jun 14, 2019

Re: [ovs-discuss] losing packets when vxlan port is used

On Wed, Jun 12, 2019 at 02:10:19PM +0200, Miroslav Kubiczek wrote: > Hello, > > I'm experiencing packets loss on OpenvSwitch host during transmission to > vxlan port under higher traffic load. > > Some statistics from 2 machines are here (30 seconds run): > > 10.10.12.148-ens224-TX 625 100

Re: [ovs-discuss] VxLAN in Userspace

On Wed, Jun 12, 2019 at 07:18:27PM -0400, Vasu Dasari wrote: > Thanks Ben. Meanwhile I think I found an bug in OVS 2.9.0 with stale ARP > entries after a bridge is deleted. > > I ran my tunneling experiment successfully. Used mininet to simulate the > environment. After quitting the mininet,

Re: [ovs-discuss] VxLAN in Userspace

On Tue, Jun 18, 2019 at 03:12:51PM -0400, Vasu Dasari wrote: > On Tue, Jun 18, 2019 at 12:21 PM Flavio Leitner wrote: > > > On Tue, Jun 18, 2019 at 10:41:16AM -0400, Vasu Dasari wrote: > > > Flavio, > > > > > > The device(could be a regular i

Re: [ovs-discuss] ovs-vswitchd port limit with OpenStack

On Thu, May 02, 2019 at 04:44:42PM -0300, Flavio Leitner via discuss wrote: > On Tue, Apr 30, 2019 at 04:50:48PM -0700, Ben Pfaff wrote: > > On Fri, Apr 26, 2019 at 11:52:22AM -0500, William Konitzer wrote: > > > I'm reading > > > (http://www.openvswitch.org/support/d

Re: [ovs-discuss] ovs-vswitchd port limit with OpenStack

On Tue, Apr 30, 2019 at 04:50:48PM -0700, Ben Pfaff wrote: > On Fri, Apr 26, 2019 at 11:52:22AM -0500, William Konitzer wrote: > > I'm reading > > (http://www.openvswitch.org/support/dist-docs/ovs-vswitchd.8.txt > > section LIMITS) and it says "Performance will degrade beyond 1,024 > > ports per

Re: [ovs-discuss] OVS with or without DPDK Throughput issue

On Wed, 31 Jan 2024 17:45:30 -0800 MIchael Miller via discuss wrote: > Hi All, > >  Not sure if this is the right forum for this question but figured I > would start here. > >  Have implemented several dedicated kvm based private virtualization > server in several Outside Data Center (have

Re: [ovs-discuss] Urgent Help needed: OVS 3.2.2 Strange TC DROPs

Hi Gavin, It would be helpful if you can provide some TC dumps from the "good" state to the "bad" state to see how it was and what changes. Something like: # tc -s filter show dev enp148s0f0_1 ingress I haven't checked the attached files, but one suggestion is to check if this is not a

Re: [ovs-discuss] Urgent Help needed: OVS 3.2.2 Strange TC DROPs

) > Length: 2 > Alert Message > Level: Fatal (2) > Description: Decode Error (50) > > > > -------- > > On Wed, 17 Apr 2024 at 11:28, Flavio Leitner wrote: > > > > > > Hi

Re: [ovs-discuss] Open V Switch module

On Fri, 3 May 2024 17:45:42 -0700 Abu Rasheda via discuss wrote: > Since the OVS kernel code has moved to the Linux kernel tree since the > 3.0 release. I did not find the module in /lib/module on Redhat 9.3, > but I did find it in > >