Proxmox 5.1 (Debian 9.2) Mellanox Connect-X2
Hi,i want to build a Mellanox IP Conenction between my Freenas and Proxmox Server.Both Servers have dual Port MHQH29-XTC Cards inside. I try:modprobe mlx4_en echo eth >...
View ArticleDirect servers connection with ConnectX-4 25Gbe
Hello everyone, I am planning to install two ConnectX-4 Lx EN network interface card, 25GbE dual-port SFP28, PCIe3.0 x8, tall bracket, ROHS R6 (MCX4121A-ACAT) in two Dell PowerEdge R540 servers. I...
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Why MFA2P10-A003 doesn't work while MCP2M00-A002 works?
I have a FPGA board from Xilinx. It has 3 SFP28 ports. When I use a DAC cable (MCP2M00-A002) to connect 2 of the ports, the ports come up. But when I use your AOC (MFA2P10-A003), the ports won't be up....
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IS5030 Speed Issues: Only DDR?
Hi, I'm having speed issues that I've isolated to my IS5030 switch. System: I have two Infiniband switches: 1. A Mellanox IS50XX with 36 ports enabled and the FrabricIT internal subnet manager running,...
View ArticleRe: Questions about IS5031 IB switch licenses and cards
Ok, last reply on this topic. It's not 100% solved, but it's better. See above for how to upgrade the firmware for the IS5031/IS5030. That's easy and solved. The speed issues are a separate problem: I...
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Re: IS5030 Speed Issues: Only DDR?
I posted on servethehome, too, and learned some stuff from those guys. I've done a lot of port configuration attempts with the webui and CLI. It says that the ports are capable of "2.5, 5 or 10Gbps",...
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Connection between two infiniband ports
Hi All, I have a remote system in which ib0,ib1,ib2,ib3,ib4 and ib5 are the infiniband network interfaces.ib0 and ib1 are externally connected back to back with a cable[loopback connection].ib2 and ib3...
View ArticleDoes vma specific functions work in Connect X 4 or 4 LR ?
Hello, we reading this manual for vma:http://www.mellanox.com/related-docs/prod_acceleration_software/VMA_8_4_10_User_Manual.pdf For example there is "“Dummy Send” feature is supported in hardware...
View ArticleRe: ConnectX-4 vs ConnectX-5 for NFV purposes
ConnectX-5 provides roughly ~25% more performances than ConnectX-4 if using more than 1 queue with DPDK.Also ConnectX-5 capable of packet header rewrite for open flow steering rules. Thanks,Amir
View ArticleWindows RDMA QoS and WinOF-2 1.80 issues
Hi,so I'm setting up Scale-Out file server on Windows Server 2016 (fully patched for this date). When I use WinOF-2 newer then 1.70 (tried 1.80.50 and 1.80.51) The QoS is not working properly.I'm using...
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Re: ConnectX-4 vs ConnectX-5 for NFV purposes
Thanks for your answer. The documentation doesn't say much about the differences and why X-5 is better for NFV use cases.
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hi Alexander, you are referring to two different features:Dummy send is supported on ConnectX-4, ConnectX-4LX and ConnectX-5Multi Packet Receive Queue is supported on ConnectX-4LX and ConnectX-5 These...
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hello, Nir.Thanks for your answer.So does it mean that Explicit Ring Polling doesnt supported by ConnectX-4LX ?
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hi Alex, If you are trying to use Multi Packet Receive Queue with VMA API it's focused on Media use cases. I think it will be best if you be more specific with your use case and needs and we can direct...
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hi Nir, It's for market, but we want try Multi Packet Receive Queue too.Can you answer about Explicit Ring Polling?We interested in it much more than i MPRQ
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hi Alex, In order to get data directly from the Ring you can try our SocketXtreme feature.
View ArticleRe: Does vma specific functions work in Connect X 4 or 4 LR ?
Hi Nir, I cant find info about working it on X-4 or X-4LX, there is only vma manual for 8.4.* version, not higher.
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Re: Does vma specific functions work in Connect X 4 or 4 LR ?
Alex, please refer the VMA user manual: http://www.mellanox.com/related-docs/prod_acceleration_software/VMA_8_4_10_User_Manual.pdf
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Re: Does vma specific functions work in Connect X 4 or 4 LR ? [SOLVED]
Okey Nir, Thank a lot for your cooperation
View ArticleRe: Ethernet mode non-functional with recent CentOS7 kernels and ConnectX-2...
Hi Justin, Please note that the connectX-2 adapter is reached its end of life and end of support period following that it was not certified against the latest kernel versions. Best Regards,Viki
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