mpi
Using C MPI syntax in a C++ application
I am developing a C++ MPI application. I have some existing code that is a C MPI application which partly do what I want, so I should be able to copy some of the co开发者_如何学运维de (or rewrite it i[详细]
2023-03-11 09:35 分类:问答MPI Error: Out of Memory - What are some solution options
I am trying to resolve Fatal Error in MPI_Irecv: Aborting Job and received mixed (useful, however incomplete) responses to that query.[详细]
2023-03-11 01:26 分类:问答Tracking memory usage in embedded real-time MPI executable
I have been doing some digging lately, and I am trying to see what the best approach is to track memory usage in real time software that is always running on Linux (in this case on a bunch of nodes, u[详细]
2023-03-10 12:12 分类:问答Fatal Error in MPI_Irecv: Aborting Job
The following sequence of errors is received when I try to run a problem on four processors. The MPI command I use is mpirun -np 4[详细]
2023-03-10 06:01 分类:问答How do I select the no. of processors/cores to run my MPI program on?
I am using mpich2 1.2.1p1 version which has MPD as开发者_如何学编程 its default process manager.[详细]
2023-03-09 11:11 分类:问答MPI help with finding the max of n numbers
I am having trouble using MPI_Send and MPI_Recv to calculate the max of ARRAY_SIZE numbers. My logic is to generate ARRAY_SIZE numbers in the master, and split the numbers between the master and slave[详细]
2023-03-08 13:42 分类:问答Hot plugging an additional node in OpenMPI cluster
Is it possible to hot plug an additional node (host) into a working OpenMPI app? We\'re talking about production environment where we cannot afford even a 5 second downtime.[详细]
2023-03-08 13:10 分类:问答Parallel processing - does the slaves generate the data set?
In my parallel programming book, I came across this code that says the slaves generate the data set, however, I think the master acutally generates the data set.[详细]
2023-03-08 09:01 分类:问答MPICC and MKL compile
How can I compile my c file ,which I used MKL Blas functions in it, via mpicc ? Normally -without开发者_JS百科 MKL-, I compile like this \"mpicc -o out main.c\". However I can not link while compilin[详细]
2023-03-08 04:42 分类:问答Speed up processing from CSV file
I have a project and I have to improve its performance. I have a big Mysql database constructed from a huge CSV file (100 millions rows). Insert time is not a problem, but response time of a request i[详细]
2023-03-08 02:20 分类:问答