Re: Troubleshooting the iSER enable on Mellanox ConnectX-2 EN and running...
Ophir, This <http://community.mellanox.com/docs/DOC-1465> is the exact link what Iwas following. I installed packages from there and got stuck up atfollowing section. Configure port...
View ArticleRe: Troubleshooting the iSER enable on Mellanox ConnectX-2 EN and running...
Ophir, I downloaded driver from your web site and probably it seems to behave muchbetter now. I am giving you output of the commands what you asked earlier. # ibdev2netdevmlx4_0 port 2 ==> eth4...
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Re: Troubleshooting the iSER enable on Mellanox ConnectX-2 EN and running...
eth4 and eth5 will be the interfaces you need to configure. correct.Do you have two hosts? if so, you can configure one host (with one Mellanox adapter) as target (you can use TGT for example) and...
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Re: Windows 2008 R2 Drivers Mellanox ConnectX-2 IPoIB adaptor
Erez, 1) 8gb2) i did so after your response3) no, not specific4) i did after your response I works nowi uninstalled all drivers and softwareafter installing the latest drivers and rebooting the machine...
View ArticleRe: Why LRO is disabled by default in mlx4_en driver?
LRO settings set to 'OFF' by default as it done by other vendors. This is like old good know behavior and user can change it according to his requirement.Some applications are bandwidth depended and...
View ArticleRe: How to create IB partitions without enabling IPOIB
In order to let to the nodes communicate over configured partition child interface should be created for IPoIB interface, or application should specify the P_Key.Did you try to use ib_send_lat (or...
View ArticleRe: InfiniBand RDMA latency test on Xen's dom0 crashes
Something cause to out-of-memory on your box. It is not clean why did you set log_num_mtt to be so high- 4194304. What was the initial failure?Another point, that you 'dmesg' says that used FW it is...
View ArticleRe: Can't Achieve 40Gbps
Your information is little bit confusing. You are talking about Ethernet but runngin 'ethtoool' with ib0 device. You have two Mellanox adapter in the system. Please, verify that the correct one is...
View ArticleWindows: Network cable unplugged
Hi there, I have a Mellanox MIS5025Q-1SFC , and 2 x MELLANOX MCX354A-FCBT card.When I installed them in my windows 2012 r2 and win 7 client machine, and installed the drive pack from Mellanox website,...
View ArticleConfiguring iSER target using Mellanox MT26448 (ConnectX2) card
Can you please help me with following? I am trying to use Mellanox ConnectX2 card as target and I am getting following error when running tgtd there. tgtd(null): iser_ib_init(3397) rdma_bind_addr -1:...
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Re: Configuring iSER target using Mellanox MT26448 (ConnectX2) card
Hi Anil,Do you have the RoCE layer working?Try the command examples in here: HowTo setup RoCE connection using Inbox driver (RHEL, Ubuntu)
View ArticleRe: Hyper-V vSwitch speed problems
Hi!Can you posting hour system configurations and OS version?I'm also have a CX-2 based system in my personal lab.I prefer to test in vSphere environment, but I remember that performance on Windows...
View ArticleRe: Windows: Network cable unplugged
Do you have subnet manager running on the network? This is required for an IB fabric to work. Since the switch you are using is unmanaged, this has to be run on a host machine.ibv_devinfo will confirm...
View ArticleRe: Replace the fiber optic cable
The MC2207310 has QSFP on both ends and is a complete solution to connect QSFP to QSFP. The cable is offered in various lengths. The part # you mentioned is 3m cable. MC2207411-SR4 is a QSFP optical...
View ArticleRe: Resource monitor chart does not display Mellanox usage
Hi Nathan, I did not see anything specific in the release notes on this, but Mellanox has a later version 4.80.50000 on their website. Might be worth a shot to try the new driver on a test sever....
View ArticleRe: Windows: Network cable unplugged
Hi there, Thanks. Yes subnet manager was what I didn't know that I need to use I did the openSM, and it is running now. Why does IB need a subnet manager? I did run ib_devinfo, it just show the...
View ArticleRe: Windows: Network cable unplugged
Also, since I am using an unmanaged switch, I don't mind running OpenSM on a host machine, but if I am just using IB for my backend storage, would the switch I have right now be sufficient ? or do I...
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Re: Configuring iSER target using Mellanox MT26448 (ConnectX2) card
Ophir, Yes, I got it going, thanks for the help, though I see following issues and not sure how to proceed about these issues. 1. With ib_send_bw ib_send_bw -d mlx4_0 -i 1 -F --report_gbits...
View ArticleRe: Resource monitor chart does not display Mellanox usage
Infiniband has a kernel bypass characteristic.Did you check your IB switch's log?I thinki that's a basic check point.
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