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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 "$pass1\r"expect...
View ArticleRe: Is the MC2206310 available in 1 meter length?
of course, use this P/N, refer to Mellanox website for the full list of supported cables. MC2206130-001 Ophir.
View ArticleRe: Is the MC2206310 available in 1 meter length?
I tried putting the number in the search block and got nothing. The part number is not in the data sheet. If it is not in the data sheet, my company will not order it.
View ArticleRe: Is the MC2206310 available in 1 meter length?
Sorry, I made a mistake, you are talking about MC2206310 (fiber) while I mentioned MC2206130-001 (copper) Why do you need fiber cable for 1m? I suggest you use the copper version (cheaper and no power...
View ArticleRe: Is the MC2206310 available in 1 meter length?
check this page for all possible cables http://www.mellanox.com/page/cables?mtag=cable_overview Ophir.
View Articlerx_over_errors incrementing
Does the incrementing of rx_over_errors/rx_dropped mean that the card cannot handle data at the rate it's receiving? I am using the ConnectX - 3 Pro 10 Gigabit Ethernet card and receiving udp...
View ArticleRe: How do you backup the configuration of IB Melannox switch SX6036?
Yes, you are right. Thank you for your help. My coworker replaced expect "*#]" with expect "$" and it works.
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rhel7 doesn't load mlnx_en on startup
how do you make mlnx_en load on startup? I am using a bonded tagged VLAN and networking will not start until "service network restart" is issued.
View ArticleRe: rx_over_errors incrementing
Are you using flow control on both the NIC and the switch ? Maybe you're out of buffers ? You can try increasing them to 1k with ethtool Are you using flow steering ? if so what mode (You can check in...
View ArticleRe: rhel7 doesn't load mlnx_en on startup
Are you using the inbox or Mellanox ethernet driver package ?
View ArticleRe: Difference between ConnectX-3 and Connect-IB adapters
You've specified part of it, different architecture, x16 capabilities. I can add that Connect-IB can process more than 130M messages/sec, Also, it supports dual port aggregation to 100G assuming you...
View ArticleRe: unable to create QP with IBV_EXP_QPT_DC_INI
Hi, Can you give an snippet of your code ?
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