Re: ConnectX3 FreeBSD 10 ethernet mode
Hi Tom, There is a bit of a "history" with support (or lack of) for the FreeBSD OS. Mellanox has primarily been focused on Linux OS support but due to customer and industry demand, Mellanox is in the...
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i2C writing interface to A0 and A2 tables using ConnectX3 ???
Is there an API to write into the A0 and A2 tables over the i2C interface using the Connect X3 NIC ? F.
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Re: SR-IOV CentOS 7 Host and CentOS 6.4 guest performance and right set up
Hi Aleksey, Thanks for your response. I believe I am using IB inside the VMs. I think newer versions of the SM automatically assign GUIDs. I've verified that all the tests I run within the VM, use the...
View ArticleRe: RHEL7 and iser using targetcli
Hi Greg,check this postHowTo Configure LIO enabled with ISER on RHEL7 Inbox Driver Thanks,Ophir.
View Articlewo have MT4099 IB card，not use EOIB，
T4298831519 [mlx4_vnic] vnic-1:vnic_create_tx_res:1103: ib_create_cq failed, index 0, comp_vector 64, rc -22T4298831519 [mlx4_vnic] vnic-1:vnic_login_pre_create_2:129: vnic_create_tx_res failed, index...
View ArticleRe: wo have MT4099 IB card，not use EOIB，
os:Red Hat Enterprise Linux Server release 5.9 (Tikanga)IB driver: MLNX_OFED_LINUX-1.5.3-4.0.42-rhel5.9-x86_64.iso [root@wn8hp01 ~]# ibstatCA 'mlx4_0' CA type: MT4099 Number of ports: 2 Firmware...
View ArticleRe: ConnectX3 FreeBSD 10 ethernet mode
Hi Branko, Thank you for the update, that's a huge help! Let me know if you'd like a beta tester for the new driver (we have quite a few systems in our lab at all times). Tom
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Re: ConnectX3 FreeBSD 10 ethernet mode
Hi Tom, Sure. We're always looking for beta testers . I'm not sure which company you work for or what territory you're in so you should start with your local Mellanox representative and you can refer...
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Re: Updating OFED drivers from 1.5.3 to 1.5.4
Hi Aleksey, I decided to try a more recent version of OFED, v 2.2-1.0.1. There is now an issue with the server but will provide another update once this is resolved. Should I start fresh with a new...
View ArticleHow to create IB partitions without enabling IPOIB
HI, I've been trying out setting up of partitions in our IB fabric. I'm using a SX6036 with the onboard SM enabled. I have thre nodes which are connected to this switch. I've done the following changes...
View ArticleIssues with OFED 2.2.1 driver update
Greetings, I've recently installed OFED 2.2.1 drivers for SLES 11 SP2 (x86_64) on a system previously running OFED 1.5.3. The device is described as "ConnectX-3 VPI adapter card; single-port QSFP;...
View ArticleInfiniBand RDMA latency test on Xen's dom0 crashes
Hello. The short story: while setting up InfiniBand connection between two servers one of which is Xen's dom0, I cannot complete the RDMA latency test. It crashes even with breaking the ssh connection...
View ArticleSR-IOV and KVM: unable to pass VFs to VMs
Good day! I read the docs several times but I must be missing something for sure.I have this setup: SuperMicro server with 4x AMD Opteron 6272 (64 cores total), 256GB Ram, some HDD, Intel 82576 Gbit...
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Can't Achieve 40Gbps
I'll by saying this is my first infiniband setup. I have two Identical RHEL 6.4 servers connected to a Mellanox switch. The connection works but is far below the transfer speed of what I expected. I...
View ArticleRe: Can't Achieve 40Gbps
Hi! I think you're in normal condition.Because almost FDR14 cables consist of quad channel line.line rate speed is 14.0Gbps and 14.0Gbps x 4 = 56Gbps...:) * But, there is overhead by 64/66bit...
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MTS2400-24 missing management board
Hi everybody, We have got a MTS2400-24 IB switch from ebay. That switch has build-in Ethernet and DB-9 Serial port. But, unfortunately the switch do not come with management board inside. The ethernet...
View ArticleHow to disable rx-vlan-offload?
Hi, We're seeing some issue with the MLX ConnectX 10 Gbps; more specifically, we see some packets getting a VLAN tag from a different flow. Our interface is configured to process tagged and untagged...
View ArticleRogue vlan tag added to untagged traffic?
Hi, We're seeing some issue with the MLX ConnectX 10 Gbps; more specifically, we see some packets getting a VLAN tag from a different flow. Our interface is configured to process tagged and untagged...
View Articlehow spread my net bandwidth when I used Send / receive or read / write...
Hello,Here is my story: i'm student and i need for my master thesis to do some benchmark about the bandwidth and the latency. For that i have 2 ConnectX-3 VPI Card (MCX353A-QCBT: 40/10 [Gbsps] for...
View ArticleRe: how spread my net bandwidth when I used Send / receive or read / write...
sorry i make a mistake about the value of the Size,with Infiniband as Link Type i got a bandwidth average with a value between 3630 MB and 3700 MB (28.35Gbit and 28.9 Gbit) for 64 Kbit up to 8 Mbit...
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