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Re: mlnx_tune does not detect the BIOS I/O non-posted prefetch settings?
We are aware of such tools, but also would like mlnx_tune to be as independent as possible. I will consider checking if these exist on the system and use them if they are.
View ArticleRe: nvidia_peer_memory-1.0 build fails on CentOS 6.8
We are successfully using nvidia_peer_memory version 1.0 on a system running Scientific Linux 6.8 with the patch pasted below. The build problems you experienced originate from the fact that the...
View ArticleRe: mlnx_tune does not detect the BIOS I/O non-posted prefetch settings?
Hi Tal, My team and I were discussing which profile to use to tune for our usage scenarios; a team member asked me "why don't we just try different profiles and then test it out?" I replied "well,...
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Mellanox eSwitchd issue on Openstack Kilo?
I have an SR-IOV enabled installation of Openstack Kilo on RHEL 7.1 compute nodes.I followed this document (Mellanox-Neutron-Kilo-Redhat-InfiniBand - OpenStack) and it seemed to work partially.I can...
View ArticleRe: nvidia_peer_memory-1.0 build fails on CentOS 6.8
Thank you! This worked for me as well.Additionally, I had to define the DEPMOD variable with 'DEPMOD=$(shell which depmod)' for the install target.
View ArticleRe: 40 GbE External Metallic Loopback Plug?
Hi David, We dont manufacture 40GbE loopback cables and we don't have any recommendation for any of these cables. ThnaksKhwaja
View ArticleRe: Mellanox eSwitchd issue on Openstack Kilo?
Hi Muneyoshi, I see that you are using an EOL version of Openstack. Is it possible for you to reproduce with the "Liberty" or "Mitaka" versions? Thanks and regards,~Martijn
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Re: Mellanox eSwitchd issue on Openstack Kilo?
Hi Martijn, Unfortunately I can't upgrade a version of OpenStack because of restrictions for middleware associated with OpenStack.Is there any way to update eswitchd for Kilo version? I find that...
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Re: Mellanox eSwitchd issue on Openstack Kilo?
Hi Muneyoshi, When you followed the installation Wiki document, did you also configured the SubnetManager through the "Manual OpenSM Configuration" section? Can you also share which HCA you are using?...
View ArticleRe: WinOF v5.22 and Platform MPI problem on ConnectX-3 cards
Correct. It is only MS-MPI and not Platform-MPI that that Mellanox WinOF supports since v2.1 and the reason is stemming from Microsoft compatibility requirements.
View ArticleRe: Mellanox eSwitchd issue on Openstack Kilo?
Hi Martijn, >When you followed the installation Wiki document, did you also configured the SubnetManager through the "Manual OpenSM Configuration" section?Yes, I copied the document setting like...
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Re: Is srp supported in RHEL7.2 PPC64 ?
Check the MOFED release notes, "Table 11", item 3 may be related to your issuehttp://www.mellanox.com/related-docs/prod_software/Mellanox_OFED_Linux_Release_Notes_3_3-1_0_4_0.pdf
View ArticleRe: vSphere 6.0 PFC configuration for Ethernet iSER with Ethernet Driver...
I you have configured mlx4_en.conf file properly as suggested below then you should be able to use pfc properly+++++++++++++++++++++++++++++++/etc/modprobe.d/mlx4_en.conf:options mlx4_en pfctx=0x08...
View ArticleRe: Mellanox eSwitchd issue on Openstack Kilo?
Hi Muneyoshi, Can you provide us the full eswitchd.log? Thanks and regards,~Martijn
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Re: vSphere 6.0 PFC configuration for Ethernet iSER with Ethernet Driver...
This environment is VMware ESXi, not a Linux one.mlx4_en parameter must need integer value, not a 0x08!
View ArticleTesting MCX455A bandwidth between Dell servers
I am testing MCX455A bandwidth between Dell servers using the commands:Server: Ib_write-bw –d mlx5_0 –i 1 –a –FandClient: Ib_write-bw –d mlx5_0 –i 1 –a –F <server address>The results looks...
View Articleibv_post_send is slow in ping-pong
I tried to measure how much time it takes for each ibv_post_send (IB_WR_RDMA_WRITE) in the default rping program.I used clock_gettime to measure and the results show that every ibv_post_send function...
View ArticleRe: vSphere 6.0 PFC configuration for Ethernet iSER with Ethernet Driver...
HowTo Run RoCE over L2 Enabled with PFC (ESXi)
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Re: Mellanox eSwitchd issue on Openstack Kilo?
Hi MartijnSorry for being late, here is an eswitchd.log on the compute node.And I think mlnx-agent.log will be helpful so I add...
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Re: Qos options and Vlarb table
Hi all I think I understood in this topicIB QoS is really very different from the analogue to Ethernet.The IB uses two tables and the number of processed entires, which significantly increases the...
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