Top "Hpc" questions

High Performance Computing (HPC) refers to the use of supercomputers and computer clusters to solve a wide range of computationally intensive problems.

What are the advantages and disadvantages of GPGPU (general-purpose GPU) development?

I am wondering what is the key thing that helps you in GPGPU development and of course what is the …

performance optimization hpc
Rent A Cluster

I am wondering if there are clusters available to rent. Scenario: We have a program that will take what we …

hpc
HPC cluster: select the number of CPUs and threads in SLURM sbatch

The terminology used in the sbatch man page might be a bit confusing. Thus, I want to be sure I …

multithreading parallel-processing mpi hpc slurm
C++ programming for clusters and HPC

I need to write a scientific application in C++ doing a lot of computations and using a lot of memory. …

c++ hpc cluster-computing
Weak vs Strong Scaling Speedup and Efficiency

I have a theoretical question. As you know, for the analysis of scaling, the speedup is defined as S(N) = …

parallel-processing cluster-computing mpi scalability hpc
"WindowsError: [Error 206] The filename or extension is too long" after running a program very many times with subprocess

My python program prepares inputs, runs an external FORTRAN code, and processes the outputs in a Windows HPC 2008 environment. It …

python windows subprocess hpc
Use slurm job id

When I launch a computation on the cluster, I usually have a separate program doing the post-processing at the end : …

linux batch-processing hpc slurm
How to find from where a job is submitted in SLURM?

I submitted several jobs via SLURM to our school's HPC cluster. Because the shell scripts all have the same name, …

linux hpc slurm
Test MPI on a cluster

I am learning OpenMPI on a cluster. Here is my first example. I expect the output would show response from …

cluster-computing hpc openmpi pbs torque
Dearth of CUDA 5 Dynamic Parallelism Examples

I've been googling around and have only been able to find a trivial example of the new dynamic parallelism in …

cuda nvidia hpc