MPI issue
I was running a program on skylake nodes. If I run it using one node (np=2, ph=2), the program is able to complete successfully. However, if I run it using two nodes (np=2, ph=1), I would get the...
View Articleunable to run linpack with intel2020u0 binary (xhpl_intel64_*)
Hi,I have installed intel2020u0 on RHEL 7.6 based system having intel 8280M processor.While running a quick test with linpack binary provided under...
View ArticleMPI program hangs in "MPI_Finalize"
Hi All,I will explain the current situation and the attached file.The MPI application performed with LSF is currently debugging due to a problem that does not terminate the operation. Currently, the...
View ArticleHow to get intel compiler support on HPC server
Dear Intel Team I am a Ph.D. research scholar and qualified for student license(Intel Parallel Studio XE), presently using High Performace Computing (HPC) at IITD, http://supercomputing.iitd.ac.in/I...
View ArticleMS VS 2019 MPI integration issue - include paths
Playing around with Intel Parallel Studio XE 2020 Cluster edition on Windows with MS VS 2019The Solution has a Fortran PROGRAM project, and an Intel C++ static library ProjectSelecting: Intel...
View ArticleIntel Fortran 2019 + MPI cause an unexpected Segmentation Fault [Linux]
Hello,The following code example compiled with `mpiifort` produces a segfault error: module test_intel_mpi_mod implicit none integer, parameter :: dp = kind(1.0d0) type :: Container...
View ArticleIntel MPI Library install on one node or all?
Hi,In the "Intel MPI Library for Linux" installation guide (found here), it discusses installing the libraries on one node or multiple nodes of a cluster. How do I know which method to choose? What are...
View ArticleSIGFPE with mpiexec.hydra for Intel MPI 2019 update 7
If I use Intel MPI update 7 in a Slurm configuration on two cores on two separate nodes, I get a SIGFPE here (according to gdb on the generated core file):#0 0x00000000004436ed in ipl_create_domains...
View ArticleIMPI numa_num Assertion Failed
Hi All - I'm getting an error and not quite sure where to begin tracking it down. I'm running a model known to run on our system using:Intel(R) MPI Library for Linux* OS, Version 2019 Update 6 Build...
View ArticleHPC Orchestrator integration tests
Hello Marius,My name is Soman & I am technical support manager for the Intel(R) HPC Orchestrator product. I see that you have filed a ticket via Salesforce (03048154), let's use that channel to...
View ArticleMPI_WIN_ALLOCATE_SHARED direct/RMA access
From the MPI 3.1 specification:This is a collective call executed by all processes in the group of comm. On eachprocess, it allocates memory of at least size bytes that is shared among all processes...
View Articledapl async_event: DEV ERR 11
Dear Intel HPC expertI encountered the following error while calculating fluent, please help me.d3702:UCM:41a6a:3bd19700: 2114318887 us(1550650213 us!!!): WARNING:...
View ArticleDisconnect VPN causes parallel computing with Intel MPI to stop
Hi:Our software product is based on Intel MPI for parallel computing on Windows.Recently many of our customers encounter this error. Due to COVID-19, they all work at home with VPN connection to the...
View Articleboost::mpi linker error by using intel MPI
Dear expertsI confront the problem in linking error using boost::mpi when my executable is linked to my static library (which contains boost::mpi) I constructed.The error is almost due to undefined...
View ArticleIntel MPI v2019 options responding v2018
Hi all,I am posting to ask the Intel MPI v2019 options corresponding to v2018.I have tested the various versions of Intel compiler and MPI libraries to evaluate the performance for weather forecasting...
View ArticleUCX_TLS settings for Intel MPI 2019.6.166
With Intel MPI-2019.6.166 (IPSXE 2020.0.166, Mellanox HDR, MLNX_OFED_LINUX-4.7-3.2.9.0) getting 2.5x slower performance, compared to another cluster with Intel MPI 2019.1 (Mellanox EDR,...
View ArticleMPI locked to specific core on node
Hi all,I am running a multiple core single node machine. I wish to run several instances of a mpi processes (say 8 cores for each mpi process) but without the use of a scheduler. Is this possible, i.e....
View ArticleWhat is the correct way to kill MPI program on Windows?
Hi:I install Intel MPI 2019 update 7 on Windows 10 professional. Then I run IMB-MPI1.exe by the following command.mpiexec -localonly -n 4 IMB-MPI1.exeI know that using Ctrl+C in the same console window...
View Articlempirun error running in a cpuset
I've have errors using mpirun whitin a cpuset (regardles if the cset shield is activatet or not)cset set -lr cset: Name CPUs-X MEMs-X Tasks Subs Path ------------ ---------- - ------- - ----- ----...
View Articlehow to manage l3 cache allocate to different cores on 10980xe
I read many articals on internet about cmt cat, but still no clue about how to allocate l3 cache on my core x CPU, I got this output from my serverroot:~>pqos -s -VNOTE: Mixed use of MSR and kernel...
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