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mlx4 RoCE mode without OFED
Hi,I've been trying to get our ConnectX-3 card to run RoCE (Ethernet mode) is working,but I can't pass the roce_mode to the mlx4_core module .with the OFED stack I can able to change roce_mode. But I...
View ArticleRe: NFS over RoCE Ubuntu 16.04 with latest OFED
Hi Ryan,You might need to contact Mellanox Support for this issue. ~Rage
View ArticlePatch needed to activate ROCEV2 for Connect 3X 10G card
Hi, Could you please provide patch to activate ROCEV2 for Connect 3X 10G card. We are blocking on this. We cant install MLNX OFED stack. we want to use INBOX ThanksRama
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Re: Is there a way to download the latest OFED ISO via wget or curl?
Update - Given the difficulty downloading an ISO without a browser, we have implemented an effective solution. We removed all the Mellanox cards and replaced them with Intel XL710 cards. While we had...
View ArticleAnyone using ESXi 6.5?
I am currently running connectx-3 cards with 1.8.2.4 drivers back to a srp target with esxi 6.0. I know Mellanox has all but given up on SRP and VMWare. I also have connectx-4 cards available....
View Articleinfiniband SR-IOV with neutron error
i want to config mellanox infiniband mode sr-iov with openstack liberty by use neutron as link ：SR-IOV-Passthrough-For-Networking - OpenStackin compute host have two mellanox infiniband card，i confige...
View ArticleRe: libvma on RHEL 7.3
Hi Rich, Please open a ticket to Mellanox support for this issue.You can open a ticket simply by sending an email to support@mellanox.com. Thank you,Viki
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Re: Anyone using ESXi 6.5?
Hi!Mellanox vSphere OFED 2.4.0 namespace conflicts with vSphere 6.5 native system driver nrdma, vrdma for Ethernet RoCE. Mellanox can't support vSphere 6.5 now...:( I'll switch to vSphere 6.5 in-box...
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Re: Firmware for Voltaire 4036
Hi Anton, The 4036 is a manged switch so it just requires a software (software upgrade also upgrades firmware).You can have access to the 4036 software from: Login | myMellanox
View ArticleHow to configure cards to run at 25Gbs
Hello,I have two Mellanox ConnectX-4 Lx cards connected back-to-back between two servers. Unfortunately, they are running at 10Gbps. I've tried ethtool to configure/force them to 25000 but that...
View ArticleRe: OFED/IBDUMP for ConnectX-4
Thanks for the response, Philip! I can get the dumps, they just don't look too pretty and tcpdump doesn't seem to understand the RoCE traffic. I was hoping to just get timestamps on each RDMA transfer...
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Re: How to configure cards to run at 25Gbs
change the autoneg to off ethtool -s enp2s0f0 speed 25000 autoneg off # ethtool enp2s0f0Settings for enp2s0f0: Supported ports: [ FIBRE ] Supported link modes: 1000baseT/Full...
View ArticleRe: How to configure cards to run at 25Gbs
Hello Ophir - Thanks for the response. I had turned auto-neg off, but I posted the output of ethtool after I had reset the speed to 10000 w/ autoneg on. Here is the output of ethtool when setting to...
View ArticleRe: How to configure cards to run at 25Gbs
Can you try update to the latest driver/firmware - we have MLNX_OFED / EN 3.4.2 posted on the web. I think you know it, but just in case, see HowTo Install MLNX_OFED Driver , but do it for Ubuntu (the...
View ArticleRe: 40Gb/s IPoIB only gives 5Gb/s real throughput?!
So you still only get 10G performance?thanks
View ArticleRe: Firmware for Voltaire 4036
Mellanox support does not give a login with my serial number. So for those who search http://h20564.www2.hpe.com/hpsc/swd/public/detail?swItemId=MTX_e36c6c6b4cd249c2b2edbf4aab
View ArticleDoes anyone know what the Max Junction temperature is for the MT27508 IC on a...
Does anyone know what the Max Junction temperature is for the MT27508 IC on a ConnectX-3, or where I can find it?or failing that what is the max operating temperatures for ConnectX-3 cards, we are...
View ArticleSetting SR-IOV num_vfs for ConnectX-2 card
Hi,I need to enable 4 VFs for a CX-2 card on a Power8 server Following are the model details of my card (obtained via flint -d /dev/mst/mt26448_pci_cr0 q) Device ID: 26448PSID:...
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40Gb/s IPoIB only gives 5Gb/s real throughput?!
I really need some expertise here:For the current situation see update 2 below. Update: I tested with Windows 2012 Clients to verify and I still get about 5.5 Gbit/s max.Maybe someone has other 40Gbit...
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Re: 40Gb/s IPoIB only gives 5Gb/s real throughput?!
Hello another support admin has suggested that my cable only supports 10Gbit.That was a fair assesment. I have gotten a real 56 Gbit Infiniband cable yesterday.Unfortunately still nowhere near 40 Gbit...
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