Re: How can I add a timestamp in Roce?
Hi Chris, have you received a solution for your problem? I'm quite interested because we just have installed a new cluster in our compagny and, unfortunately, we have the same error messsage than you...
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ConnectX-5 EN SR-IOV max_vfs
Hi, I'm looking the best value of max_vfs on SR-IOV configuration of virtualization host. I find following statement on ConnectX-5 EN brochure. SR-IOV: Up to 1K Virtual FunctionsSR-IOV: Up to 16...
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Re: Is an p2p (dedicated link, without switch) Fibre connexion totally...
Hi Raphael,RoCE v2 is a UDP based protocol, and UDP, unfortunately, does not guarantee delivery, ordering or duplicate protection of the packets.In the case if you have an additional programming...
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Re: SN2100B v3.6.8004
Hi Pratik, Oohh I see. Will try this then and will give an update. Thank you.
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Re: why not just BUG_ON(!pci_channel_offline(dev->persist->pdev))
Hi,netdev mailing list - netdev mailing list might be a better place to raise the question.
View ArticleRe: Need help updating firmware/speed for MNPA19-XTR adapters
Hello Gerald,Many thanks for reaching out to the Mellanox Community.Unfortunately, the ConnectX-2 adapters you have are EOL/EOS for a while now. Even though the firmware you are running is the latest...
View ArticleRe: ConnectX-2 10GbE Ethernet "Flash not found", FW update problem
Hi Tibor, Many thanks for reaching out to the Mellanox Community. Please check if reburning your firmware when the card is booted in the Livefish mode, resolve your issue. If this does not resolve the...
View ArticleRe: Is Mellanox ConnectX-4 compatible with VPP 18.07?
Hi Garegin,Many thanks for reaching out to the Mellanox Community.As the ConnectX-4 is using the same mlx5 PMD driver as the ConnectX-5, the ConnectX-4 is supported for using with VPP.For VPP support,...
View ArticleDPDK-mlx5 set_mac question on Mellanox NIC passthru (or SR-IOV) at VMWare...
Hi, Experts: When deploying VM, I have meet an issue about mlx5_mac_addr_set() to set a new MAC different with the MAC that VMWare Hypervisor generated, and the unicast traffic (ping) fails, while ARP...
View Articlerx-out-of-buffer
Hi Community, I'd like to understand better a problem we have, which seems to be linked to the fact that DPDK's xstats/ethtool -S shows a lot of "rx-out-of-buffer" packets. I found the performance...
View ArticleRe: Can't ibping Lid or GUID but can ping by ip
Is there any error messages? Does ibtracert work (#ibtracert <src lid> <dst list>?
View ArticleRe: Can't ibping Lid or GUID but can ping by ip
ibtracert works We actually have connection but we are only able to ibping to the GUID that is binded on OpenSM but can't ibping to the other GUIDs now.
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Re: Keeping two versions driver for two kernels
If your question is if it possible to use different MOFED version for different kernel, then it is not . However, you should be able to install Mellanox OFED on one kernel with --disable-kmp option,...
View ArticleRe: Slow File Transfer On 20Gbps IB
According to you, the issue somewhere in OS (I/O, memory allocation, other) and not in the network. 20Gbps on ConnectX-2 will give you maximum theoretical 16 Gbps because of 8/10 encoding, so 15.6 Gbps...
View ArticleRe: Keeping two versions driver for two kernels
I found one bug in the Mellanox drivers. In the RT kernel on the Centos 7.5 system, the ptp4l or phc2sys processes do not want to start automatically as a service (systemctl). There is no problem with...
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Re: Windows 2016 Storage Spaces Direct over IPoIB
Hello Todd - Please see: http://www.mellanox.com/related-docs/whitepapers/InfiniBandFAQ_FQ_100.pdf and let me know if it helps with your questions.Specifically: 16 & 17- InfiniBand supports QoS...
View ArticleRe: Slow File Transfer On 20Gbps IB
According to you, the issue somewhere in OS (I/O, memory allocation, other) and not in the network. 20Gbps on ConnectX-2 will give you maximum theoretical 16 Gbps because of 8/10 encoding, so 15.6 Gbps...
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puppet resource command
I've created a puppet resource for interfaces. Most of the interface names on my switch are lowercase with the exception of Ethernet interfaces, so I munged the interface name to hopefully reduce...
View ArticleRe: How to configure host chaining for ConnectX-5 VPI
it still does not workWhat drivers are you using?
View ArticleFactors that determine compatibility of SFPs with new fibre services?
1.Whilst I understand that product recommendations are off topic can anyone help by explaining what the critical factors are when looking for SFPs that are going to be compatible with a new...
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