INTEL-MPI-5.0: -prepend-rank on the mpirun command line does not work
Dear developers of Intel-MPI,I found, that the helpful option -prepend-rank does not work when launching a parallelized Ftn-code with mpirun when using INTEL MPI-5.0 : mpirun -binding...
View ArticleIntel MPI Using
Hello everyoneFirst i have to provide this information:1- i have instaled the latest version of Intel MPI.2- i have to use it through Ansys HFSS 15 x64 which is a EM-software.3- HFSS dont have any...
View ArticleMPI Rank Binding
Hello all,Intel MPI 4.1.3 on RHEL6.4: trying to bind ranks in two simple fashions:(a) 2 ranks to the same processor socket and (b) 2 ranks to different processor sockets.Looking at the Intel MPI...
View Articleqdel not killing all processes started under Intel MPI
Hi, when we run using Intel MPI with Hydra process manager (in a script submitted with qsub-- this is with OGS/GE 2011.11p1 on ROCKS 6.1 on a small blade cluster), qdel does not fully kill the job...
View ArticleIntel® Software Development Tools 2015 Beta now closed
Thank you for your participation in the Intel® Software Development Tools 2015 Beta program. The Beta program is now closed. Thanks to your invaluable feedback, the Intel® Parallel Studio XE 2015...
View ArticleMPI+linked list
Dear All,as suggested by Tim Prince, I ask the question about MPI here. I would like to know if it is possible to send linked list from a processor to another in fortran+MPIThanks a lot
View ArticleCrash in MPI_COMM_SPAWN_MULTIPLE
I trying to manually spawn MPI processes. This code works fine when compiled with gfortran and linked against the OpenMPI libraries but when I compile it using ifort and the Intel MPI libraries, it...
View ArticleCan shared memory work between processes running w/wo mpiexec?
I have a GUI.exe (with GUI) and engine.exe (without GUI). I am using shared memory for inter-process communication between these two exe. Everything was working fine before I use mpiexec. After I added...
View ArticleTracing MPI call with Intel MPI
Hi,Is there a way to trace MPI calls (meaning: each time an MPI function is called, I'd like to see the function name, parameters and emitting process) using Intel MPI ?There is a --trace option, but...
View Articlempitune -V ERROR
I installed the Intel Parallel Studio Cluster 15. The following command "impi_5.0.1/intel64/bin/tune/mpitune -V" shows ERROR: There is nothing like...
View Articlehybrid application on the Xeon Phi
I would like to run a hybrid application (CP2K) on the Xeon Phi. The application is MPI + OpenMP and I set up the environment in the following manner: $ export OMP_NUM_THREADS=15 $ export...
View ArticleBug with -compile_info and -link_info options
HiWhen I run mpiicc -compile_info I get:icc -I/softs/intel//impi/5.0.1.035/intel64/include -L/softs/intel//impi/5.0.1.035/intel64/lib/release -L/softs/intel//impi/5.0.1.035/intel64/lib -Xlinker...
View Articlempi performance/settings issue
Hi,I am using intel mpi 4.1.3 with different process managers, mpd/hydra and got very different behaviorwhen i use mpd (mpiexec -perhost 32 -nolocal -n 384 -env I_MPI_FABRICS shm:dapl ./wrf.exe ) i've...
View Articletrivial code fails sometimes under SGE: HYDT_dmxu_poll_wait_for_event...
A trivial ring-passing .f90 program fails to start 50% of the time on our cluster (SGE 6.2u5). The same problem occurs with large codes:The error message:[mpiexec@compute-8-15.local]...
View ArticleMPI_Finalize Error Present with mpiicpc.
I have been having trouble with the intel-compiled version of a scientific software stack. The stack uses both OpenMP and MPI. When I started working on the code, it had been compiled with gcc & a...
View ArticleSENDRECV + MPI_TYPE_CREATE_STRUCT
Dear all,I have some basic question about MPI about SENDRECV and MPI_TYPE_CREATE_STRUCT.First: MPI_TYPE_CREATE_STRUCT. As suggested by James Tullos, whem I have a data type as:type particle integer ::...
View ArticleMPI_CART_SHIFT and all neighbours
Dear MPI users,I have a question about MPI_CART_SHIFT. How can I now all the processor neighbours.I have understood how to know the left,right, above and bellow processor: ! Find neighbors CALL...
View Articlesimple MPI code generating deadlock
Hello everyone,I hope this is the appropriate forum for this question. I have recently started learning MPI, and can't seem to figure out why the following codes generating deadlock which occurs is...
View ArticleClik here to view.
Problem with MPI_Type_vector with large stride value
Hi, I am straggling with a simple MPI program when a vector derived datatype is used as origin/remote datatypes in the MPI_Put RMA operation. The underlying idea is quite simple: a contiguous piece...
View ArticleMPI_Sendrecv problem
dear all,I have a problem with MPI_Sendrecv, probably because I do not understand it.In my program I create a Cartesian topology: periods = .FALSE. CALL MPI_CART_CREATE...
View Article