IMPI run error
Dear All, I compiled VASP package with IMPI succcessfully, when I run the program, the program stops with some MPI errors listed as below. Could anybody tell me how to fix it. Thanks! Xiang YE [0]...
View ArticleProblem compiling with Intel MPI 2018.2 and ifort 15.0.3
Hi Everyone,I just installed the newest version of Intel MPI library (2018.2.199), previously I was using openMPI. I am using ifort 15.0.3. I am trying to compile the following test program:program...
View ArticleSupport for NVIDIA GPUdirect RDMA?
Does Intel MPI support GPUdirect RDMA, with NVIDIA drivers and Cudatoolkit 9.x installed?Is there any documentation on what drivers to install, and what fabric select env vars to set?ThanksRon
View ArticleInterested in buying a "used" cluster edition compiler for linux
My understanding is that Intel allows one to sell and transfer your license to someone else. I am a small scale open-source developer and can't afford the price for the latest cluster edition linux...
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adding further compute nodes
Hi,Is there a need to re-install Intel Studio even in the case then I added further compute nodes to my cluster? There exists two infiniband -islands, ibstat is:CA 'mlx4_0', CA type: MT4099 and CA...
View ArticleVisual Studio project settings to instrument for Trace Analyzer
Hello,I'm just getting started with Intel MPI and am trying to understand how to use Trace Analyzer. My understanding is that linking with vt.lib and running an mpi application is sufficient to cause a...
View ArticleIssue with MPI_Sendrecv
Hello,I am experiencing issues while using MPI_Sendrecv on multiple machines. In the code I am sending a vector in the circular manner in parallel. Each process is sending data to the subsequent...
View Articlempirun: unexpected disconnect completion event
Hi, I've been running on 5 (distributed memory) nodes (each has 20 processors) by using mpirun -n 5 -ppn 1 -hosts nd1,nd2,nd3,nd4,nd5. Sometimes it works, sometimes, it gives inaccurate results, and...
View ArticleSuport for mpi_f08 Fortran module in MPI 2019.0.045 beta
Hi!I am testing Intel Parallel Studio 2019.0.045 beta for windows. The Intel MPI library that comes with it does not support the Fortran module mpi_f08. Whereas the the Linux version provides such...
View ArticleTrace Collector + Fortran 2008
Hi,I have observed that when trying to trace the following program with mpiexec -trace everything work fine as long as I stick with "use mpi". If I change that to "use mpi_f08" I do not get a...
View ArticleIMPI w/ Slurm
I'm working at a site configured with IMPI (2016.4.072) / Slurm (17.11.4). The MpiDefault is none.When I run my MPICH2 code (defaulting to --mpi=none) srun -N 2 -n 4 -l -vv ...I get (trimming out...
View ArticleCannot use MPI 2019.0.045 beta
Hi there!I am unable to use Intel MPI library from Parallel Studio XE beta 2019 in Windows.I am trying to compile the following code with...
View ArticleError when opening command prompt with Intel compiler
After installing IPS XE 2019 Beta, I am experiencing a problem with IPS XE 2017 Update 2 when running "Intel 64 Visual Studio 2015 environment". I get error "The application was unable to start...
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MPI_File_get_size, max file limit on windows 10
It seems the max file size returned is limited to a 4 byte unsigned integer, even though MPI_Offset is 8 bytes. The following program fails in MPI_File_get_size for files larger than 4GB. Is there a...
View ArticleMpi_comm_spawn with large number of children hangs at mpi_init
Hello,I have a Fortran 90 mpi program running in on a linux cluster, with intel/2018.0.2 and intelmpi/2018.0.2 compilers, which uses MPI_COMM_SPAWN to spawn 1 child process of a C++ mpi program per...
View ArticleFatal error in PMPI_Type_size: Invalid datatype, error stack:
I am trying to use -trace flag to get .stf output file for traceanalyzer. I run my job using this script:#!/bin/bash -l #PBS -l nodes=2:ppn=40,walltime=00:10:00 #PBS -N GranularGas #PBS -o...
View ArticleCompile Error with 2018.3.222 version mpiicc
Not sure if this is the right place to ask. Forgive me if I should ask someplace else.I tried to compile the EPCC OpenMP/MPI benchmark with Intel Tools 2018.3.222 version, it failed with this...
View ArticleZero-sized .stf file generated from ITAC
I am actually trying to use Intel Trace Analyzer and Collector (ITAC) to profile my MPI code written in Fortran.The code does execute MPI_init at first and MPI_finalize at the end. Following the thread...
View ArticleCommunication layers and eager thresholds
Hello,I am bit confused about the run-time behaviour of one of our codes compiled with Intel ParallelStudio XE 2017.2.050 and run with the corresponding IntelMPI. Depending on the choice of...
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Unable to compile Timer sample (timertest.c, timerperformance.c)
"This example provides functionality to test performance of the VT_timestamp() function.""Ensure that the corresponding compiler, Intel MPI Library, and Intel Trace Analyzer and Collector are already...
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