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clusters of two virtual machines cannot be created ,the master can't access...
I want to create a cluster of two virtual machines. I have followed the file "parallel_studio_xe_2015_update3/doc/Install_Guide.htm#prerequisites". However, when I get the eighth step in...
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a cluster of two virtual machines cannot be created,it said cannot access "my...
I want to create a cluster of two virtual machines. I have followed the file "parallel_studio_xe_2015_update3/doc/Install_Guide.htm#prerequisites". However, when I get the eighth step in...
View ArticleHow to run application without mpiexec?
Greetings forum,I would like to manually start my application (paraview's pvserver) on each node of a windows cluster without using mpiexec. The reason is that the application needs to make visible...
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MPI_Abort fails with TMI fabric
I am finding that MPI_Abort is not killing processes on remote nodes when I_MPI_FABRICS=shm:tmi. The attached PBS job works correctly when the default fabric (shm:dapl) is used, but fails to abort...
View ArticleIntelMPI over Mellanox 10GB RDMA chipset
HiWhat is the best DAPL provider to used with IntelMPI 5.1 when running with a 10Gb RDMA chipsset from Mellanox?Currently I'm using I_MPI_DAPL_PROVIDER=ofa-v2-scm-roe-mlx4_0-1I added some others extra...
View ArticleError using more than 1 node
HELP! I have some code to simply solve Ax=b using an iterative method. I read in a partitioned file and load A and b into each processes unique A and b. Then iteratively try to solve. Everything is...
View ArticleUnusual requirement?
Dear All,We are involved in setting up an HPC cluster with about 25 Dell PowerEdge 720 servers, each equipped with 172 GB of RAM and 24 Intel cores running at 2,4 GHz). Every node is connected to a...
View ArticleRedistributable info, missing component
Hi,I'm looking at including the intel mpi as part of our software package, this way the end-user do not have to install the MPI components on his system. We will of course include this in the 3rd party...
View Articlecannot open source file "mpi.h"
Dear allI am trying to run this make file, but I am having this error "catastrophic error: cannot open source file "mpi.h" #include <mpi.h>. I am sure I have a problem with the make file, but...
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Source location in Trace Analyzer in applications statically linked with...
I want to perform analysis of the application which is compiled with the following command line:$ mpiicc -static_mpi -trace -g myApp.c -o myApp $ mpirun -n 4 ./myAppAdditionally I record the location...
View Article[IntelMPI/Windows] pmi_proxy console window
On Windows we start localhost MPI (v5.1) jobs using the following command:mpiexec.hydra.exe -bootstrap fork -envall -np <Nprocessors> <prog> <args>If the job is started from a GUI...
View ArticleAssertion failed in file ../../dapl_conn_rc.c at line 914: vc->pg
Dear all,we are running OpenFOAM (pisoFoam, up 130 Mio cells) using Intel-MPI 4.1 on up to 480 processes. In general it works fine but from time to time we see errors like the following:Assertion...
View ArticleMpirun is treating -perhost, -ppn, -grr the same: always round-robin
Our cluster has 2 Haswell sockets per node, each with 12 cores (24 cores/node).Using: intel/15.1.133, impi/5.0.3.048Irrespective of which of the options mentioned in the subject line are used, ranks...
View ArticleAny good tools/methods to debug MPI based program?
Dear all,I have a MPI-based Fortran code that can run with single or two processes, however, when lunch the program with more processes, for example, 4 processes, the program crashed with the following...
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HPC and Magic of OpenMP thread Affinity Management: Compare performance when...
HPC and Magic of OpenMP thread Affinity Management: Compare performance of matrix multiply when Thread Affinity is Not Used and Used...Two screenshots are attached for your review....
View ArticleMPI performance snapshot for windows
Hi,I saw the video abt MPI performance snapshot (MPS) and it mentions it's only available for linux, is that still so? Is it available for windows for the 2016 version?
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MPI_Comm_dup may hang with Intel MPI 4.1
Hi,The attached program simple_repro.c reproduces what I believe is a bug in the Intel MPI implementation version 4.1.In short, what it does is it spawns <num_threads> threads on 2 processes,...
View ArticleInstalling wrappers for using Intel MPI with the PGI compilers
OS: Linux RH 6.6 Intel MPI version: impi/5.0.3.048 PGI: pgi/15.1 I am trying to follow the instructions provided in the binding kit tarball from the following file: README-intel-mpi-binding-kit.txt...
View ArticleHelp with MPI abort message
Hi all,I'm pretty new to MPI usage and debugging.I'm running the WRF model (Weather and Research Forecasting) and after some successful outputs (i.e., the model runs as expected) I get the following...
View ArticleITAC Lustre integration
I am using itac-9.0.3.051 on a Linux cluster to profile rank 0 and rank 15 of a small MPI application. The code was compiled with the Intel compiler suite (2015.3.187) and impi-5.0.3.048. The compile...
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