staticfloat

Julia Debugging Procedures

So you managed to break Julia. Congratulations! Collected here are some general procedures you can undergo for common symptoms encountered when something goes awry. Including the information from these debugging steps can greatly help the maintainers when tracking down a segfault or trying to figure out why your script is running slower than expected.

If you've been directed to this page, find the symptom that best matches what you're experiencing and follow the instructions to generate the debugging information requested. Table of symptoms:

• Segfaults during bootstrap (sysimg.jl)

• Segfaults when running a script

barche

# Version using only CUDAdrv
using CUDAdrv, CUDAnative
using BenchmarkTools

const N = 1000000

function kernel_init(A, B, numElements)
    i = (blockIdx().x-1) * blockDim().x + threadIdx().x

    if i <= numElements