Mellanox bonding. Hello, Mellanox Community.

Mellanox bonding. Hello, Mellanox Community.

Mellanox bonding. 本文分享了学习RDMA/RoCE v2网络协议的基础内容，重点介绍了Mellanox网卡的选择与配置。通过实例演示了如何在Ubuntu系统上安装驱动 Hi guys. 5 Kernel: 6. 1 Minimum IBM Storage Scale System models IBM Storage Scale System 5000, IBM Storage Scale System 3000, IBM Storage Scale System 3200, and IBM Storage Scale System 3500. Mellanox Accelerated Switching And Packet Processing (ASAP²) technology Mellanox网卡特性：Mellanox网卡对bonding有特殊要求，需要确保内核支持VF LAG功能。 配置层级冲突：网络配置不应在多个层级 (如系统层和应用层)同时进行，否则会导致不可预知的行为。 Hi First I want to thanks to all ppl that created RDMA native support in vpp and also ppl from LCPNG / Linux-CP - it is working and looks stable :) But Was testing some scenarions with rdma+vpp+lcpng+frr BGP with 200k routes - with mellanox mlx5 2x100G nics - where 24 cores are used for RX queue - and vpp config has cpu configuration where we are The IP over IB (IPoIB) ULP driver is a network interface implementation over InfiniBand. When we have 2 Mellanox 40G switches, we can use MLAG to bond ports between swithes, with server connected to these ports having bonding settings, the 40G network can have High Availability. But I need a solution that is high available for VF, likes NIC bond or Roce LAG. 6. 3ad and there are several more configurations. Run: switch > enable switch # configure terminal switch (config) # interface port-channel 1 switch (config interface port-channel 1) # 1. 3ad（链路聚合） Check LACP bonding To check the LACP bonding status on a physical host, run the following command. 详见“ Mellanox官网配置步骤 ” 2、测试结果 最佳： server：ib_write_bw -d mlx5_bond_0 -p 2001 -R --tos 106 -s 8192 -q 2 Offload with Mellanox Kube-OVN uses OVS for traffic forwarding in the final data plane, and the associated flow table matching, tunnel encapsulation and other functions are CPU-intensive, which consumes a lot of CPU resources and leads to higher latency and lower throughput under heavy traffic. 4 and above), as well as iproute2 and openvswitch Remote Direct Memory Access (RDMA) is the remote memory management capability that allows server-to-server data movement directly between application memory without any CPU involvement. The example below shows the creation of bond interface on two PFs: Load bonding device and enslave the up-link representor (currently PF) net-device devices. With 7. 18. Also if we configure MLAG then i need to configure LACP for the nutanix servers so how it will work I'm configuring a 3 node HA cluster with Ceph storage; this cluster is composed of 3 identical nodes, each node has 2x 1gb ethernet cards 2x 40gb infiniband cards (mellanox-4) The infiniband cards are connected to a 32 port infiniband switch that is used both for SAN and for public access (via To enable SR-IOV VF LAG, both physical functions of the NIC should first be configured to SR-IOV SwitchDev mode, and only afterwards bond the up-link representors. I have two . 3ad bonding mode issue on Apr 1, 2016 Mellanox®, Mellanox logo, BridgeX®, CloudX logo, Connect-IB®, ConnectX®, CoolBox®, CORE-Direct®, GPUDirect®, InfiniHost®, InfiniScale®, Kotura®, Kotura logo, Mellanox Federal Systems®, Mellanox Open Ethernet®, Mellanox ScalableHPC®, Mellanox Connect Accelerate Outperform logo, Mellanox Virtual Modular Switch®, MetroDX®, MetroX 本文分享自华为云社区《2个RoCE网卡Bond聚合，实现带宽X2》，作者： tsjsdbd 。 我们知道操作系统里面，可以将2个实际的物理 HW Bonding with the Mellanox mlx4 SRIOV PF driver The Mellanox mlx4 driver supports SRIOV. 【摘要】 2个RoCE网卡Bond聚合，实现带宽X2。今天我们就来实际操作一下这个过程，并了解其中需要注意的地方。 Offload with Mellanox Kube-OVN uses OVS for traffic forwarding in the final data plane, and the associated flow table matching, tunnel encapsulation and other Hi Greg, Thank you for posting your question on the Mellanox Community. I am thinking about bonding to fully utilize the two ports each of them has. Completion with error at client Failed status 12:wr_id 0 Mellanox hardware behave very differently, and this article may be of less relevance (although the advantages of SR-IOV should be the same). Step 2. I initially had issues getting Unraid up and running with NIC configurations. LACP bonding network is unable to Link up after power cycle (Doc ID 3086232. When you enable SR-IOV on these cards, you end up having a PF for each port enp1s0, enp1s0d1 respectively and then the mlx4_core driver also creates the VFs as Port1 And also i have referred on internet that mellanox switches doesn’t support stacking to achieve this we need to configure Mlag. 这篇文章以我本地的环境为例，我的服务器网卡厂家是Mellanox（后被NVIDIA收购） 为什么这里专门要以 Mellanox网卡为案例呢？ The bonding is done by the netvsc driver, and the unique serial number provided by the Azure host is used to allow Linux to do the proper pairing of synthetic and VF interfaces for each virtual NIC. (Network Detail) ---------- Card : Thanks a lot for your answer. If not possible, how about connectx-4 LX cards? What if we need bonded RoCE? I’m amazed no one has asked this before. In this document, PCIe is used to mean PCI Express. Switch front view: Switch back view: 1. With It's been a learning curve, but I have managed to enable SR-IOV on my Proxmox Host using a dual port Mellanox Connectx-3 Pro. We have two Mellanox switches SN2100s with Cumulus Linux. On that switches we configured Multi-Chassis Link Aggregation - MLAG. For control plane hosts, use file 8a_pf_bond because there's only one Mellanox card on those hosts. background: for 8 pcs of GPU per server, will install 4 pcs of dual ports Mellanox Nic. The LAG mode is entered when both the Ethernet Network bonding enables combining two or more network interfaces into a single interface. As a result, we observe significantly higher OVS performance without the associated CPU load. 0-rhel8. so there will be GPU 0----GPU7, Nic port 0--Port7 For the list of old known issues, please refer to Mellanox OFED Archived Known Issues file at: http://www. Using bonding This post is a basic post and made for beginners that wishes to enable bond interface over InfiniBand network. auto ib0 iface ib0 We will use Mellanox ConnectX-6 Lx 25GbE NICs and linux bonding (port agrigation) to get the best reliability and speed. 0 Interconnect Roadmap: PCI Express Mellanox InfiniHost architecture supports the complete family of InfiniBandTM Host Channel Adapter (HCA) devices. Change back to config mode. It increases the network throughput, bandwidth and provides redundancy if one of MLAG enables a server or switch with a two-port bond, such as a link aggregation group (LAG), EtherChannel, port group or trunk, to connect those ports to We have two Mellanox switches SN2100s with Cumulus Linux. First configure the computer side for bonding (see We will use Mellanox ConnectX-6 Lx 25GbE NICs and linux bonding (port agrigation) to get the best reliability and speed. Create a port-channel entity. 3ad. I have already configured it use that way. IMPORTANT SWITCH NOTES Supported on Red Hat Enterprise Linux only Supported on platform x86_64 and ppc64le Minimum Mellanox OFED Level 4. 1. Software And Drivers Switches and Gateways Adapters and Cables Base Command Manager Community forum for NVIDIA Base Command Manager, to include questions from Easy-8 Is this page helpful? Link Aggregation Network bonding enables combining two or more network interfaces into a single interface. The IPoIB driver, ib_ipoib, exploits the following capabilities: VLAN simulation over an InfiniBand network via child interfaces High Availability via Bonding Varies MTU values: up to This post provides recommended network configuration examples for deploying RoCE with Mellanox ConnectX ®-based and BlueField ®- based adapters and Spectrum ® switches. Install latest MLNX_OFED on the server while enabling SR-IOV, refer to Mellanox OFED UM or to Mellanox OFED Driver Installation and Configuration for SR-IOV post. OVS-DPDK can run with Mellanox ConnectX-3 and ConnectX-4 network adapters. 11. pdf Single Root IO Virtualization (SR-IOV) is a technology that allows a physical PCIe device to present itself multiple times through the PCIe bus. com/pdf/prod_software/MLNX_OFED_Archived_Known_Issues. Link aggregation is useful for Bonding / Link Aggregation must be configured on the computer itself (this example shows Linux) and at the switch. pdf slide 6, where we have a linux bond on top of mlx5_0 在用Mellanox 25g网卡 bond的时候：bond2模式交换机和dpvs端口都正常；bond4模式交换机协商lacp不成功 Remote Direct Memory Access (RDMA) is the remote memory management capability that allows server-to-server data movement directly between application memory without any CPU involvement. This technology enables multiple virtual instances of the device with separate resources. org/images/eventpresos/2016presentations/303RDMAUserSpc. The use of Mb or Mbits (small b) indicates size in MegaBits. IB is used in this document to mean InfiniBand. I can Hello I would like to know which bond mode are supported by connectX-6? as far as i know it supports LACP and rr, but I cant find a complete document related to bond modes Thank you! Mellanox Accelerated Switching And Packet Processing (ASAP2) technology allows OVS offloading by handling OVS data-plane in Mellanox ConnectX-5 onwards NIC hardware (Mellanox Embedded Switch or eSwitch) while maintaining OVS control-plane unmodified. el8_10. New to UNRAID, coming from OMV, like it so far. For the list of old known issues, please refer to Mellanox OFED Archived Known Issues file at: http://www. MLAG or CLAG: Other vendors refer to the Cumulus Linux implementation of MLAG as CLAG, MC-LAG or VPC. 0 Host And VM OS Verion: Rocky 8. Run cat /proc/net/bonding/bond0 to make sure the bond was RoCE LAG is a feature meant for mimicking Ethernet bonding for IB devices and is available for dual port cards only. Overview of Bonding Modes and the Required Settings on the Switch The following table describes the required configuration that you must apply to the upstream switch depending on the bonding mode: For configuring these settings on your switch, see the switch documentation. Last updated on Mar 11, 2025. 2. When discussing memory sizes, MB and MBytes are used in this document to mean size in MegaBytes. Configure one VF on each port connected to the VM, refer to HowTo Configure SR-IOV VFs on Different ConnectX-3 Ports 3. Mellanox adapters are capable of exposing in ConnectX®-3 adapter cards up to 126 virtual instances called Virtual Functions Following the user manual of mlnx_os 3. 0012 these are the instructions for enabling lacp: Step 1. Host have also other separate 1G port (connected on separate SW) which is This post explains how to configure LAG with LACP enabled on Mellanox switches. Could you tell me if it is possible? and how to implement it? While I have some T-rex setups running with Intel XL710 to achieve 40G with one port I struggle with a 100G setup based on Mellanox ConnectX This post shows how to set up and configure Mirantis Fuel 8 (OpenStack Liberty based on Ubuntu 14. Windows Troubleshooting© Copyright 2025, NVIDIA. However, it looks like Hello, I have 3 Ceph server trying to bonding via Mellanox 05:00. I'm in IT infrastructure, but not a network expert Hi Greg, Thank you for posting your question on the Mellanox Community. Single Root IO Virtualization (SR-IOV) is a technology that allows a physical PCIe device to present itself multiple times through the PCIe bus. Most network packets go directly between the Linux guest and the physical NIC without traversing the virtual switch or any other software that runs on the host. NVIDIA Developer ForumsInfrastructure & Networking BlueField Cumulus Linux Cumulus Linux is the first full-featured Linux operating system for the networking industry. The dual-connected devices (servers or switches) must use LACP with Mellanox ConnectX cards. (running connect-x 3). Mellanox ASAP2 technology extends legacy SRIOV capabilities by offloading LAG (link aggregation group) functionality to the Smart Network Interface Card (SmartNIC) hardware. You will even see references to galuha changed the title 802. You even see references to CLAG in This post discusses and shows how to configure LAG (bonding) in the Hypervisor, while the VM interface is configured with SR-IOV over Mellanox ConnectX-3 Pro adapter card (Ethernet). For worker hosts, use either 4b_pf_bond or 98_pf_bond to This post is an overview of different High Availability (HA) solutions using Mellanox Switches and Adapters. Symptoms LACP bonding is use as client network. 2. In the ConnectX architecture, the VF device driver control path goes through the PF driver using a dedicated communication channel, where the fast data-path (post send/receive buffers, start DMA ops, post HW door-bells and poll for copletion), goes Mellanox Accelerated Switching And Packet Processing (ASAP2) Direct technology allows to offload OVS by handling OVS data-plane in The NVIDIA ® Mellanox ® ConnectX ® -6 SmartNIC, offers all the existing innovative features of past versions and a number of enhancements to further Hello NVIDIA experts or Network Experts OVS 3. openfabrics. For active-active bonding mode it could be more tricky, as you will need to create multiple RoCE flows, each of which is load-balanced from a different port. 1) Last updated on MAY 15, 2025 Applies to: Exadata Database Machine X9M-2 Hardware - Version All Versions to All Versions [Release All Releases] Information in this document applies to any platform. IPoIB encapsulates IP datagrams over an InfiniBand Connected or Datagram transport service. 2 配置HW LAG Mellanox Cx5网卡支持通过HW LAG 方式配置PF0 PF做硬件Bond，硬件Bond会创建Bonded PF Port。我们把Bonded PF I read on an official online document available on the Nvidia website that Mellanox supports three bonding modes that can be offloaded; Active-Backup, Balance-Xor, and 802. 9 regarding the way it represents bonded Mellanox interfaces which leads to broken offloading functionality of VMA for teamed interfaces. How to prepare things We set this up mostly according to the SR-IOV documentation from OpenStack’s website. 0 Network controller: Mellanox Technologies MT27500 Family [ConnectX-3] Subsystem: Mellanox Technologies MT27500 Family [ConnectX-3] after boding the private IPS there is no connection between nodes. Host Configuration 1. nvidia. In the ConnectX architecture, the VF device driver control path goes through the PF driver using a dedicated communication channel, where the fast data-path (post send/receive buffers, start DMA ops, post HW door-bells and poll for copletion), goes 文章浏览阅读544次。本文详细介绍了如何在Linux系统上配置Bonding（链路聚合），包括安装必要的软件包、编辑配置文件、设置静态IP地址及网关等步骤，并提供了具体的命令示例。 Mellanox 网卡 Offload 支持 Kube-OVN 在最终的数据平面使用 OVS 来完成流量转发，相关的流表匹配，隧道封装等功能为 CPU 密集型，在大流量下会消耗大 Created on Apr 16, 2020 by Amir Zeidner Introduction As of today, using SRIOV VF (Virtual Function) port attachment for virtualized workload is missing support for link aggregation. For the bonding modes which don’t use LAG on switch, just two independent switches should be okay, as well as non MLAG ports on MLAG switches should be okay as well. 0. x86_64 【Network Card】 MLX CX6 2*100G RoCE v2 MLNX_OFED_LINUX-23. HW Bonding with the Mellanox mlx4 SRIOV PF driver The Mellanox mlx4 driver supports SRIOV. Make sure that the SM is For LACP, you will need to change the bond mode to 802. I would like to implement LACP on the infiniband switch Mellanox MLNX-OS MSB7800 as it is explained on: https://enterprise-support. Enter config mode. Currently, we are requesting the maintainer of the ConnectX-3 Pro for DPDK to provide us some more information and also an example on how-to use. Thanks. The datapath of OVS was implemented in kernel but the OVS community has been putting huge effort to accelerate the datapath with DPDK. The Hi everyone, We have a handful of servers running gluster, equipped with either CX354A or CX456A Infiniband adapters. This procedure enables SR-IOV mode for the Virtual Machines (VMs) on the compute nodes and iSER transport mode for the storage nodes. mellanox. 3ad bonding mode doesn't work on production server 802. 9 or later Minimum IBM Storage Scale System6. The product family is designed to achieve maximum performance from dual 10 Gb/sec The high level behavior that I observe when putting a Mellanox network port in netmap mode, is that the majority of input packets is lost. The IPoIB driver, ib_ipoib, exploits the following capabilities: VLAN simulation over an InfiniBand network via child interfaces High Availability via Bonding Varies MTU values: up to Background: MB: Supermicro X10DRi SW: 2x Supermicro SSE-F3548R (MLAG - UP and running) Cables: 1x Mellanox MCP2M00-A003E30L and 1x FS S28-PC025 OS: Ubuntu 18. System has an LACP bond with mlx5_en based interfaces and the bonding driver repeatedly logs the following messages: Feb 27 10:08:42 localhost kernel: bond0: An illegal loopback occurred on adapter (eno1) Check the configuration to verify that all adapters are connected to 802. Log in as admin. 4. Every machine in our network has two This post discusses and shows how to configure LAG (bonding) in the Hypervisor, while the VM interface is configured with SR-IOV over Mellanox ConnectX-3 Pro adapter card Is bonding possible over multiple cards? Every KB I find on this topic mentions a dual port adapter. 04) to support Mellanox ConnectX-4 adapters with bonding. The Mellanox ConnectX NIC family allows metadata to be prepared by the NIC hardware. The InfiniHost architecture features 10 Gb/sec (InfiniBand 4X) ports designed to unleash server, storage and data center perfor-mance. It increases the network throughput, bandwidth and provides redundancy if one of the interfaces fails. 5 Network Card: Mellanox Technologies MT2894 Family [ConnectX-6 Lx] Debian 12. Mellanox 网卡 Offload 支持 Kube-OVN 在最终的数据平面使用 OVS 来完成流量转发，相关的流表匹配，隧道封装等功能为 CPU 密集型，在大流量下会消耗大 测试建议原文For active-active bonding mode it could be more tricky, as you will need to create multiple RoCE flows, each of which is load-balanced from a different port. I don’t know if it’s considered NIC teaming and only works with SMB connections but It uses the Mellanox mlx4 or mlx5 driver in Linux, because Azure hosts use physical NICs from Mellanox. changed the title Mellanox Technologies MT27500 双口网卡做bond 失败。 Mellanox Technologies MT27500 双口网卡做bond 失败，报错Segmentation fault on Jul 3, 2024 后，就可以看到一个叫“bond0”的网卡了。 这里，咱们配置的bond里面有2个重要的参数： （1）选择bond模式4，即802. Using bonding Hello! It seems that something has changed in Linux 4. However, for the bonding to work - we need to add some trickery. Run: Step 3. 10-x86_64 【BUG Info】 QSG for High Availability with NVIDIA Enhanced SR-IOV with Bonding Support (VF-LAG) - NVIDIA Docs OVS-Kernel In order to use ASAP2 complete solution you must install Mellanox OFED driver (v4. 0-553. Mellanox adapters are capable of exposing up to 127 virtual instances (Virtual Functions (VFs) for each port in the Mellanox 【OS】 VM Version: qemu-kvm-7. 10-3. 10 Kernel Verion: 4. NVIDIA OFED (MLNX_OFED) is an NVIDIA-tested and packaged version of OFED and supports two interconnect types using the same RDMA (remote DMA) I thought windows 10 also supported SMB multi-channel natively as well. pdf This article explains how to compile and run OVS-DPDK with Mellanox PMD. 0 DPDK 22. 0-25-amd64 ethtool -i enp1s0f0np0 driver: mlx5_core version Overview NVIDIA® OpenFabrics Enterprise Distribution for Linux (MLNX_OFED) is a single Virtual Protocol Interconnect (VPI) software stack that operates across all NVIDIA network adapter solutions. Depending on the Linux distro, udev rules and scripts might help in naming the VF interface and in network configuration. Revision History A list of the changes made to this document is provided in Document ib_send_bw client completion with error when active slave changing caused by ip link set enP3p1s0f0 down. Based on the information provided, it is not clear how-to use DPDK bonding for the Dual-port ConnectX-3 Pro if there is only one PCIe BDF. 04 Problem: For my perspective everything seems to be fine and all interfaces are UP but no connection. [root This post provides basic steps on how to configure and set up basic parameters for the Mellanox ConnectX-5 100Gb/s adapter. 3ad compliant switch ports Feb 27 10:09:12 localhost kernel: bond0: An illegal loopback occurred Bonding - Link Aggregation Linux bonding provides a method for aggregating multiple network interfaces (slaves) into a single logical bonded interface MLAG or CLAG: The Cumulus Linux implementation of MLAG is referred to by other vendors as CLAG, MC-LAG or VPC. Hello, Mellanox Community. The IP over IB (IPoIB) ULP driver is a network interface implementation over InfiniBand. We’d like to get over 63Gbps PCIe3 limit per card and thus would like to spread the traffic over multiple cards. This metadata can be used to perform I have a setup similar to https://www. Run: Step 4. But I guess what I'm asking is on the generic level, anyway. Linux bonding provides a way to aggregate multiple network interfaces (slaves) into a single logical bonded interface (bond). com/s/article/howto-configure-lacp-on-mellanox-switches but the os command: “LACP” doesn’t exist in the switch. RDMA over Converged Ethernet (RoCE) is a mechanism to provide this efficient data transfer with very low latencies on lossless Ethernet networks. hwdq wkf diaxgm qgies jrcdwi whmkx fevx xknmykk mwk wtkw