Quantcast
Channel: Clusters and HPC Technology
Browsing all 952 articles
Browse latest View live

Errors when compiling MUMPS

Hi,I installed MUMPS  using intel parallel libraries, but when I run exaples it shows fatal errors. Can you help me with the problem? Thanks in advance. Here is the error:[mlin4@min-workstation...

View Article


How could I download previous version of Intel MPI library?

Hi,I hope I can download a Intel MPI library of 4.1.0 version for 32bit application on Windows but I find nothing on this websit of Intel.  I don't know if there is any backups about that Intel MPI...

View Article


amplxe: Error: Ftrace is already in use.

Hi,i am trying to run vtune amplifier 2019 to collect system-overview as - export NPROCS=36 export OMP_NUM_THREADS=1 mpirun -genv OMP_NUM_THREADS $OMP_NUM_THREADS -np $NPROCS  amplxe-cl -collect...

View Article

Bug report: mpicc illegally pre-pends my LIBRARY_PATH

When trying to link my application using the mpicc wrapper of Intel MPI 2018.4, it prepends several paths to my LIBRARY_PATH. I set this variable to use a custom library instead of the one installed on...

View Article

I_MPI_AUTH_METHOD not working with IMPI 19 Update 3

Hi,I moved from Intel MPI 2018 Update 4 to Intel MPI 2019 Update 3 and it seems that the new version ignores setting the user authorization method for mpirun via environment variable...

View Article


Wrong MPICH_NUMVERSION in mpi.h on Windows?

Hi,we've recently moved to Intel 19 Update 3 MPI and noticed that the MPICH_VERSION macro in mpi.h is wrong/confusing on Windows and is also different than on Linux:2019.3.203/intel64/include/mpi.h:504...

View Article

Can not find impi.dll on Windows

Hello again,I have Intel MPI 2019 Update 3 SDK installed on Windows and set up a "hello world" example like this:https://software.intel.com/en-us/mpi-developer-guide-windows-configuring...But when I...

View Article

I_MPI_STARTUP_MODE documentation is missing

When trying the new release of Intel(R) MPI Library for Linux* OS, Version 2019 Update 3 Build 20190214 I has found that the enviroment variable I_MPI_WAIT_MODE is not supported anymore. The run-time...

View Article


Image may be NSFW.
Clik here to view.

Seg fault in fortran MPI_COMM_CREATE_GROUP, works with Open MPI and MPICH

I'm having a segmentation fault that I can not really understand in a simple code, that just:calls the MPI_INITduplicates the global communicator, via MPI_COMM_DUPcreates a group with half of processes...

View Article


bug: mpiexec segmentation fault

Hello,Starting from Parallel Studio 2019 Update 1, mpiexec fails to run any executable. Example: "mpiexec -np 1 /bin/ls". Any call to mpiexec (except calls like "mpiexec -help") results in Segmentation...

View Article

MPI spawn placement of processes

HiI am trying to spawn processes across nodes using intel mpi with the following code:testmanager.py: from mpi4py import MPI import mpi4py import sys import argparse import os import distutils.spawn...

View Article

Quantum Espresso job dies silently

Hi, SummaryWhile testing scalability of the Quantum Espresso HPC software package, I stumbled on a very strange and annoying problem: when the jobs are run on too many cores, they undergo "sudden...

View Article

Intel MPI library

Dear, all. I can't handle follow issue. I was linking GAMESS with intel mpi, and received the follow error massage: ld: cannot find -lmpigf ld: cannot find -lmpigi Please, help me solve this...

View Article


Default switch-over limits for Intel MPI Library 2019

Hi,The Intel MPI library 2019 uses PSM 2.x interface for Omni-Path fabric and PSM 1.x interface for QDR fabric. For very smaller message size, there is a switch-over in MPI implementation for Omni-Path...

View Article

Mpiexec issue order of machines

Hi all,I am having an issue with mpiexec, I have a bundled install with Fire Dynamics Simulator (FDS) and I am attempting to run a simple hello world script that is bundled with FDS called test_mpi...

View Article


Wrong limit on disp parameter in ILP64 version of MPI_File_set_view?

Hi,Both with some older (17.0.2) and the newest (19.0.3) Intel Fortran Compiler + Intel MPI I experience problems with the function MPI_File_set_view when using the 64-bit integer Fortran interface of...

View Article

ITAC Tool Not Tracing ISend and IRecv MPI Messages

Hi, I am using Intel ITAC 2019.3.032, and testing the NAS parallel benchmarks with MPI. It appears that the ITAC tool is not collecting message logs for non-blocking send/receive (I_Send/I_Recv). The...

View Article


Intel MPI 2018.4 error

Hi     Is there any way of diagnosing what might be causing the following error? PANIC in...

View Article

Internal MPI Errors

Hi all,I'm using Intel MPI Library 2017 Update 1 (v.2017.1.143) for Windows on Windows Server 2012 R2 Standard 64-bit nodes. I'm using 2 identical nodes and each node has the following specs:CPU:...

View Article

Intelpython3

Hi everyone,I'm trying desperately to install intelpython3 without success. I followed this page:https://software.intel.com/en-us/articles/installing-intel-free-libs-and...I'm getting various...

View Article
Browsing all 952 articles
Browse latest View live


<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>