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Re: M2401G Switch Redundancy?
Ok, I now have an update. It seems like the switches are there alright it's just that I manually need to query.Although this is server 1 connected to the switch, port 16 shows up. Which means port 16...
View ArticleRe: infiniband: ofed installation in diskless environment
Although it has been a while since i've done it, i'll try to help First, are you using staleless or statelite? i assume you are using stateless because the answer is shorter and if you are using...
View ArticleRe: Mellanox Infiniband + mmap() + MPI one-sided communication fails when...
Note sure if this is any help: Have you tried to file it as a bug to the Intel MPI team?Does the same thing happen if you use another MPI implementation?
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Connect-IB MTT
I have a fat node which has 2TB memory. With the new Connect-IB card, I want to increase the MTT, so I could register a large memory region. I found this post for HowTo Increase Memory Size used by...
View ArticleOpenMPI MXM problem
I am probably making a stupid error, but I don't really know where I should look. This is all on RHEL 6.5. I have previously used both HPC-X and compiled OpenMPI against libmxm (yalla driver).HPC-X...
View ArticleRe: OpenMPI MXM problem
Hi Nils,I think you can try the IMB test that is included in HPC-X that is in $HPCX_MPI_TESTS_DIRmpirun -mca pml yalla -np 2 ${HPCX_MPI_TESTS_DIR}/imb/IMB-MPI1Could it possibly be that there are other...
View ArticleRe: OpenMPI MXM problem
Same behaviour using the version of IMB provided in the gcc version of HPC-X 1.5.370.Runs fine on a single node, but hangs if scheduled across two nodes. The LD_LIBRARY_PATH only contains pointers to...
View Articlewindows server infiniband ibping fail
Hello, I'm trying to configure an infiniband network between two servers running Windows Server 2008 R2 using a Mellanox switch and copper cables. The ports all identify as active and LinkUp, subnet is...
View ArticleIssues with updating kernel with OFED installed - AttributeError: 'module'...
Hello, My environment:- Ubuntu 14.04 with kernel linux-image-4.2.0-27-generic- OFED 3.2-2.0.0.0 During installation of linux kernel > 4.2.0-27 DKMS reports errors. Setting up...
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Connect-IB driver trace info
When I am using my connect-ib card for rdma communications, I had some seg fault with my application. I was able to get some trace information using fwtrace as follows: [503:12:30.862093402] I2...
View ArticleRe: Connect-IB driver trace info
Hi,I guess the trace is from mlxtrace tool. It is pretty hard to guess what went wrong since we don't have your piece of code and on call you are getting a segfault. My guess is that these error might...
View ArticleRe: windows server infiniband ibping fail
Hi,Can you share "vstat" from PS from both of your machines, and ibping syntax and error?
View ArticleRe: Connect-IB MTT
Hello,Have you tried seeing that you cannot actually allocate DMA of the requires size with the default settings ? The parameters in mlx4 (ConnectX-3Pro and below) were configurable as the default...
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Subnet manager between different switch brand
Hello, into my infiniband cluster infrastructure i have a Intel IB switch (Intel True Scale Edge Switch 12300), i bough a new switch Mellanox voltaire 4036 and connected to the intel switch,actually...
View ArticleRe: my codes need to include umad.h and mad.h, but I can't find them on...
HiPlease notice that under WinOF 5.1 driver and also ofed_3_2_win7x64 under the headers are located under: libibmad , libibumadib_mad.hibumad.h...
View ArticleRe: how i get powershell module
Hi There, Our WinOFED driver for Windows comes with added support for various cmdlets from Powershell by using the default installation
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Re: windows server infiniband ibping fail
Hi, Sure, thanks! vstat from machine running subnet manager: vstat from other machine: ibping error from machine running subnet manager: ibping error from other machine:
View ArticleRe: Can I use Cisco BiDi QSFP's in ConnectX3 or 4 NIC's?
ConnectX4 doesn't have this limitation
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Re: Connect-IB driver trace info
I found a cool feature on-demand paging in the user manual. This features seems to be a good fit for my application. However, while I am evaluating the performance of on-demand paging, I see there is a...
View ArticleRe: FlexBoot linux IBoIP
I am also trying to boot via PXE on Infiniband with ConnectIB card and I have found out, there are available Driver Update disc for Ethernet on FlexBoot site: DUD MLNX_EN for RHEL7.1 Driver Is there...
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