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New posts in hpc
MPI or Sockets?
Jul 16, 2022
c++
c
cluster-computing
hpc
Python: How to profile code written with numba.njit() decorators
Apr 26, 2021
python
profiling
hpc
numba
How to ask GCC to completely unroll this loop (i.e., peel this loop)?
Apr 30, 2022
c
gcc
x86
hpc
loop-unrolling
C++ programming for clusters and HPC
Jul 29, 2022
c++
hpc
cluster-computing
Why would my parallel code be slower than my serial code?
Aug 11, 2021
performance
parallel-processing
mpi
hpc
processing-efficiency
Tips and tricks on improving Fortran code performance [closed]
Oct 23, 2022
performance
fortran
hpc
MPI + GPU : how to mix the two techniques
Oct 14, 2022
mpi
gpu
hpc
Using many mutex locks
Sep 22, 2022
c
linux
pthreads
hpc
How to be able to "move" all necessary libraries that a script requires when moving to a new machine
Nov 16, 2022
linux
shared-libraries
cluster-computing
static-libraries
hpc
UPC in HPC - experience and suggestions [closed]
Apr 13, 2022
c
parallel-processing
hpc
upc
Containerize a conda environment in a Singularity container
Apr 02, 2022
conda
hpc
singularity-container
How to manipulate *huge* amounts of data
Apr 11, 2022
arrays
memory
memory-management
hpc
Log files in massively distributed systems
Jan 14, 2013
distributed-computing
hpc
Do multiple CPUs compete for the same memory bandwidth?
Oct 22, 2022
parallel-processing
hardware
hpc
What is the recommended compression for HDF5 for fast read/write performance (in Python/pandas)?
Nov 07, 2022
pandas
compression
hdf5
hpc
h5py
Shared Library bottleneck on NUMA machine
Apr 14, 2022
linux
linux-kernel
shared-libraries
hpc
numa
Unable to use all cores with mpirun
Jun 04, 2022
mpi
openmpi
hpc
How to pin threads to cores with predetermined memory pool objects? (80 core Nehalem architecture 2Tb RAM)
Sep 13, 2019
python
multithreading
threadpool
hpc
ipython-parallel
Using celery to process huge text files
Feb 11, 2022
python
performance
rabbitmq
celery
hpc
Submit jobs to a slave node from within an R script?
Feb 25, 2019
r
parallel-processing
hpc
qsub
torque
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