Issue I am trying to use concurrent.futures to process a function with multiple threads to efficiently speed up the code. I have read their documentation and this guide but believe I may not be doing this correctly. This MRE should
Continue readingTag: parallel-processing
[SOLVED] How to set the Thread priority on parallel iteration with standard Java API?
Issue I found in this tutorial a way to iterate in parallel a collection of objects by setting threads priority, but this example uses the Burningwave Core library: is there a way to do the same with the standard Java
Continue reading[SOLVED] Parallel.ForEach – Where is it running on single core machines?
Issue I understand that the new TPL (Task Parallel Library) has implemented the Parallel.ForEach such that it works with "expressed parallelism." This means it does not guarantee that your delegates will run in multiple threads, but rather it checks to
Continue reading[SOLVED] Dask still Slower than Pandas on Large Dataset 3.2 Go
Issue I am currently Trying Dask locally (parallel processing) for the first Time on a large Dataset (3.2 Go). I am comparing Dasks speed with pandas on simple computations. Using Dask seems to result in slower execution time in any
Continue reading[SOLVED] Docker BuildKit not Parallelizing Independent Stages without `echo`s
Issue Assume export DOCKER_BUILDKIT=1. Take main.py: i = 0 while True: i += 1 Take this Dockerfile: FROM python:3.9-slim as base COPY main.py . FROM base as part_1 RUN echo "A" && python -m main FROM base as part_2 RUN
Continue reading[SOLVED] Parallel processing of independent functions with multiple arguments in R
Issue I have the following function which is a much simpler version of the functions that I have but it pictures what I’m struggling to do. I follow the discussion here Parallelize a function in R (not a loop!) which
Continue reading[SOLVED] ray in Cython error: The @ray.remote decorator must be applied to either a function or to a class
Issue I apply ray with Cython. It shows an error: TypeError: The @ray.remote decorator must be applied to either a function or to a class. How to solve this problem? Thanks. The setup.py: from distutils.core import setup, Extension from Cython.Build
Continue reading[SOLVED] how to parallelize code using openmp to add matrix sum with reduction
Issue I want to write parallel code using openmp and reduction for square addition of matrix(X*X) values. Can I use "2 for loops" after #pragma omp parallel for reduction. if not kindly suggest. #pragma omp parallel { #pragma omp parallel
Continue reading[SOLVED] not able to understand __syncthreads()
Issue The book quotes: In CUDA, a __syncthreads() statement , if present must be executed by all threads in a block . When a __syncthreads() is placed in an ifstatement ,either all threads in a block execute the path that
Continue reading[SOLVED] Difference between #pragma omp parallel and #pragma omp parallel for
Issue I am new to OpenMP and I have been trying to run a program which adds two arrays using OpenMP. In the OpenMP tutorial, I have learned that we need to use #pragma omp parallel for while using OpenMP
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