Re: How to configure Connectx-2 NIC's on Ubuntu with Cisco TopSpin 90 switch
ConnectX-2 firmware is more recent than latest on Mellanox support web page ;-) Did you get link with the IB cables when connecting port 1 to port 2 on the HCA ? I suspect some link negotiation...
View ArticleNeed help to recover switch Silverstorm 9024-CU24-ST2-DDR admin password
hi everybody, I brought an used infiniband switch silverstorm 9024, the problem i have for now is i cannot find admin password and don't know how to reset it. here is my story: 1, I used serial cable...
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Re: Need help to recover switch Silverstorm 9024-CU24-ST2-DDR admin password
hi, I fixed it. The problem comes from serial cable, change another serial cable, use terminal no problem at all.
View ArticleRe: Error: mlnx-ofed-kernel-dkms installation failed!
it might be because of the iser module failing to compile against DKMS on this distribution / kernel combo, Can you give Mellanox OFED 3.0 a try ? Mellanox Technologies: MLNX_OFED EULA
View Articlelatency ibping between two hosts
Hi, we have a setup with some compute nodes:Supermicro server with "Mellanox ConnectX-3 FDR Infiniband 56Gbps Controller" onboard (https://www.supermicro.com/products/system/2U/6028/SYS-6028TP-HTFR.cfm...
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Frequent TCP retransmissions with ConnectX-3 EN
Well maybe not that frequent (hundreds out of hundreds of thousands of packets) but I don't think I should see any in this (LAN) environment. So I am doing a packet capture on my switch and I am...
View ArticleUDA exception of ibv_reg_mr
Dear sirs, I encounter a problem when I use ROCE mode in Hadoop 2.2.0, the details is as follow (And english is not my mother lanugage, if some words unproper, please pardon ): CPU Intel(R)...
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HCA extended port counters
Are 64bit HCA port counters (ie. /sys/class/infiniband/ on linux systems) a feature specific to mellanox ? or is it more generic to OFED ? Do you know when extended port countes were introduced ?...
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Difference between ConnectX-3 and Connect-IB adapters
I am curious about the differences between the ConnectX-3 and Connect-IB cards. I understand that the Connect-IB cards use the mlx5 architecture vs. mlx4 on ConnectX-3, and have PCIe x16 connectors...
View ArticleHow do you backup the configuration of IB Melannox switch SX6036?
Hello, I would like to know how to backup the configuration of IB Melannox switch SX6036? Thank you. ggcc
View Articleunable to create QP with IBV_EXP_QPT_DC_INI
Hi, I was trying to run the "dcini" example provided with libibverbs-1.1.8, and getting the error of "failed to create qp".Any idea where to start to look into this error? Thanks in advance,
View ArticleDKMS support on non-ubuntu distros?
Hello, I'm building the OFED drivers for a RHEL derivative (Scientific Linux 6.6) and noticed there doesn't seem to be DKMS support mentioned anywhere in the documentation except in the listing of...
View ArticleRe: How do you backup the configuration of IB Melannox switch SX6036?
Do you have the User Manual of MLNX-OS? (see here Where can I find the MLNX-OS User Manual) Refer to the Configuration Management chapter. Most commands start with "configuration write ... " if you...
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Re: How do you backup the configuration of IB Melannox switch SX6036?
Hi Ophir, Thank you for your information. Sorry, I didn't post my question clearly. I should ask: How do you do you backup your Mellanox switch to a remote server? I have written a small script to...
View ArticleIs the MC2206310 available in 1 meter length?
Is the MC2206310 available in 1 meter length?
View ArticleRe: How do you backup the configuration of IB Melannox switch SX6036?
Hi,See below the suggested changes. Ophir. #!/usr/bin/expectset timeout 10set name "admin"set pass1 "admin"set hostlist "mellanox1"spawn ssh $name@$hostlistexpect "Password:"send "$pass1\r"expect...
View ArticleRe: Is the MC2206310 available in 1 meter length?
of course, use this P/N, refer to Mellanox website for the full list of supported cables. MC2206130-001 Ophir.
View ArticleRe: Is the MC2206310 available in 1 meter length?
I tried putting the number in the search block and got nothing. The part number is not in the data sheet. If it is not in the data sheet, my company will not order it.
View ArticleRe: Is the MC2206310 available in 1 meter length?
Sorry, I made a mistake, you are talking about MC2206310 (fiber) while I mentioned MC2206130-001 (copper) Why do you need fiber cable for 1m? I suggest you use the copper version (cheaper and no power...
View ArticleRe: Is the MC2206310 available in 1 meter length?
check this page for all possible cables http://www.mellanox.com/page/cables?mtag=cable_overview Ophir.
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