Re: Mellanox flash my SFP+ modules
Sorry for typo, Mellanox, Mellanox flash my sfp+ modules.
View ArticleRe: Infiniband for Mellanox Technologies MT25204
Thank U! It is. The tests do not work because of the different versions of perftest!
View ArticleRe: MCX354A-FCBT does not show "Port Protocol" tab in device manager after FW...
Hi, my question was on how to change it with the Windows device manager !I know that it can be changed with mlxconfig etc. I gave this information in my original email already.Is the "Port Protocol"...
View ArticleRe: How to change MCX354-FCBT port type under Windows 7 device manager
Hi, I know all this.Let me put the question diffferently:Is the "Port Protocol" tab still generally available after the FW update, or is this just a problem with my setup ? BRspeedy
View ArticleRe: As must be configured Infiban 40 GB integrating VMware 5.x
Hi Team!!! I have one questions: My customer have Communicate hypervisors 2 Cards Mellanox Technologies MT26428 . The question is: You can configure the Mellanox 40Gb cards working with vmware 5.5?...
View ArticleRe: VLAN setup on SR-IOV enabled Mellanox ConnectX-3 (CentOS7)
Hi Erez, Thanks for the suggestion. I'm following HowTo Change Port Type in Mellanox ConnectX-3 Adapter now.Actually, /sys/bus/pci/devices/0000\:21\:00.0/mlx4_port1 or port2 are already set as eth....
View ArticleRe: VLAN setup on SR-IOV enabled Mellanox ConnectX-3 (CentOS7)
Hi, First in order to check SRIOV functionality the physical port does not have to be UP. but with regards to that, what is this host connected to ? what switch ?
View ArticleRe: As must be configured Infiban 40 GB integrating VMware 5.x
Hi Hugo, ESXi 5.5 supports IPoIB, as far as I know you can reach pretty good results (not wire speed) with IPoIB and VMs
View ArticleRe: VLAN setup on SR-IOV enabled Mellanox ConnectX-3 (CentOS7)
Hi, Those ConnectX-3 are connected to Voltaire 4036 Switch.
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Re: How to tune mlx4_core various parameters found in...
Yari,Thanks for the pointer. I looked at the the tuning guide, it is good, but targeted for ethernet over IB performance and doesn't delve much into details of IB driver settings, although there is a...
View ArticleRe: How to tune mlx4_core various parameters found in...
Hi Mous, the list of parameters you present is applicable for various modes and applications.The Tuning guide i provided you is not only for IPoIB, it is also more general purposes IB only applications...
View ArticleCVE 2014-8159 vulnerability
Redhat released yesterday a new kernel and seems that there is local root hole in (u)verbs implementation. Has anyone figured out is MLNX OFED affected as well? It was found that the Linux kernel's...
View ArticleRe: Cable Options (MCX354A-FCBT-LOW P)
I went ahead and bought the unit from Ebay, 6012, with 2 PSUs.Now I have my MCX354A cards, some passive copper cables (2m distance is fine for my home lab) and am ready to start learning. Thanks for...
View ArticleRe: CVE 2014-8159 vulnerability
Seems that MLNX_OFED-2.4 does not have this check, so it's time to patch and rebuild IB drivers :-(diff -ur linux-2.6.32-504.8.1.el6/drivers/infiniband/core/umem.c...
View ArticleDebugging drops reported as vport_rx_dropped by ethtool
Hello, I am working on trying to minimize drops of UDP/IPv4 data received at high data rates on a ConnectX-3 NIC. Currently, I see quite a few drops reported under vport_rx_dropped via ethtool -S...
View Articleустановка OFED на Ubuntu 14.10 (проблемы с прошивкой сетевого адаптера)
Доброго времени суток! Возникла проблема с установкой библиотеки OFED на Ubuntu 14.10. На сервере установлена сетевая карточка Mellanox Technologies MT25204 [InfiniHost III Lx HCA]. Скачал пакет...
View ArticleRe: установка OFED на Ubuntu 14.10 (проблемы с прошивкой сетевого адаптера)
Here are the steps that might solve the issueBefore installing MOFEDDownload Mellanox Firmware toolRunmst startmst statusflind -d /dev/mst/PATH_TO_DEVICE qObtain PSIDFind the latest firmware on...
View ArticleRe: Debugging drops reported as vport_rx_dropped by ethtool
Hello,Your analysis seems to right. You can check the current ringbuff setting with ethtool -g, ethtool -G can control these parameters. It would look like something as below (assuming default is 512,...
View ArticleRe: Debugging drops reported as vport_rx_dropped by ethtool
Hi Erez, I was under the impression that the ring buffer setting corresponded to memory on the NIC itself rather than in kernel space. Is the ring buffer referenced by ethtool -g/-G actually in kernel...
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Re: MLNX_OFED install failed at Ubuntu 14.04.2
Yes, I do have kernel sources and headers, but it didn't work.I went smoothly when I booted with 3.13 kernel.It seems current driver package support kernel 3.16 with Ubuntu 14.10 but not with 14.04.2....
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