compiling problem: libmpi_mt.so vs libmpi.so
Hi,1. My hybrid mpi/openmpi code compiled with intelmpi-4.1.3.048 and intel-compilers-13.0.1 gives the following errors:mpiicpc -o paraEllip3d -O3 -DNDEBUG -openmp -mt_mpi Assembly.o Boundary.o...
View ArticleSegfault in DAPL with Mellanox OFED 2.1
Hi,We're having a problem with the Intel MPI library crashing since we've updated to the latest Mellanox OFED 2.1. For example, the test program supplied with Intel MPI (test/test.f90) crashes with a...
View ArticleMPI doesn't work (Fatal error in MPI_Init)
Hi,I have the following problem:I have two nodes and config file:-n 1 -host node0 myapp -n 1 -host node1 myappIn this way it works fine. However If I change the order of lines in config to:-n 1 -host...
View ArticleHow to free a MPI communicator created w MPI_Comm_spawn
Hi,I'm trying to free a communicator created with this call:int MPI_Comm_spawn(char *command, char *argv[], int maxprocs, MPI_Info info, int root, MPI_Comm comm, MPI_Comm *intercomm, int...
View ArticleMemory Leak detected by Inspector XE in MPI internal buffer
I am interested in finding out if there is a way to configure Intel's MPI libraries to alter what the threshold is for the creation of internal buffers so I can verify the source of a memory leak...
View ArticleIMPI dapl fabric error
Hi, I'm trying to run HPL benchmark on an Ivybridge Xeon processor with 2 Xeon Phi 7120P MIC cards. I'm using offload xhpl binary from Intel Linpack.It throws following error$ bash...
View ArticleWhat/where is DAPL provider libdaplomcm.so.2 ?
DAPL providers ucm, scm are frequently mentioned, but what is libdaplomcm.so.2?Could someone point me to a description of the use case for the DAPL provider libdaplomcm.so.2?I am currently using the...
View ArticleDifference between mpicc and mpiicc
I write a simple mpi program as follow:#include "mpi.h" #include <stdio.h> #include <math.h> void main(argc,argv) int argc; char *argv[]; { int myid,numprocs; int namelen; char...
View ArticleRun Intel MPI without mpirun/mpiexec
Hi,I am wondering does Intel MPI support a MPI run without mpirun/mpiexec in the command line?I know that in MPI-2 standard, it supports the “dynamic process” feature, i.e., dynamically generate/spawn...
View ArticleIntel Micro Benchmark latest version 3.2.4 --> integer overflow
I'm newbie with this forum and this is first time to use Intel Micro Benchmark for testing FDR infiniband Perofrmance. Anyway, i use intel micro benchmark 3.2.4 and I have problem about Allgather with...
View ArticleIntel MPI with JMI and Slurm: Requeseted node configuration is not available
Intel MPI version 4.1.3, Slurm version 2.6.9-1I am trying to follow the Intel MPI documentation to run a job under Slurm with -bootstrap jmi but am getting the error message as below: salloc -N 1...
View ArticleInvitation to join the Intel® Software Development Tools 2015 Beta program
Dear Developer,Try out the new Intel® Software Development Tools 2015 Beta and help make our product better. Registration is easy by taking the pre-beta survey. Additional information can be found at...
View ArticleOMP Warnings for GOMP_CPU_AFFINITY / KMP_AFFINITY
Good Afternoon Friend,I am trying to figure out how to map threads to specific OS Processor IDs per the following article: https://software.intel.com/en-us/articles/using-kmp-affinity-to-create-o...I...
View ArticleIntel MPI with LSF got stdoe_cb assert (!closed) failed.
Dear all,I am trying to run an application with intel mpi and LSF on our cluster but I still got trouble with it. I have installed the Intel Cluster Studio XE 2013 for Linux and Platform LSF 7.The...
View ArticleError with Intel MPI
Hi, The latest version of Intel Cluster Studio-2013.1.046 is installed on a Cent OS 6.5 Linux system having two Intel Xeon Phi MIC 7120P cards. A sample helloworld (host only, No mic) mpi program...
View ArticleIntel Micro Benchmark with MPI_Barrier
Hi everyone. I have any questions about Barrier Collective Communication. Have anyone ever test Barrier in Intel Micro Benchmark in large number of processes (in case 1 process/node and more than 100...
View ArticleInstalling Intel MPI
I would like to install a trial version of Intel MPI. Do I need a trial licence file or a serial number? I have downloaded the trial version but do not have any of these.
View ArticleTMI with Intel True Scale Switch
Hi forum,In the process of resolving a problem with our Intel MPI installation, I found the following which I do not know if is a problem. We have a True Scale Fabric Edge Switch 12200 which I expect...
View ArticleWRF compile undefined reference to `__kmpc
Hi, i´m triying compile WRF 3.5.1 with option 20. Linux x86_64 i486 i586 i686, ifort compiler with icc (dm+sm) and Intel(R) Cluster Studio XE 2013 Service Pack 1 (SP1) Update 1 for Linux* OSand i´m...
View ArticleAzure multi-agent failure on MPI_Init
Hey Forum, I'm trying to run on the Azure cloud using Intel's MPI implementation, but there is a problem. Everything works as expected when run on one Agent (8 processors), however anything with 2 or...
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