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Potential memory leaks with POCL Nvidia #150

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matthiasdiener opened this issue Nov 17, 2020 · 2 comments
Open

Potential memory leaks with POCL Nvidia #150

matthiasdiener opened this issue Nov 17, 2020 · 2 comments

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@matthiasdiener
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matthiasdiener commented Nov 17, 2020 •
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This is on dunkel (wave-eager.py, 450 elements):

Screen Shot 2020-11-17 at 1 47 08 PM
@matthiasdiener matthiasdiener changed the title Memory leaks in POCL Nvidia Potential memory leaks in POCL Nvidia Nov 17, 2020
@matthiasdiener matthiasdiener changed the title Potential memory leaks in POCL Nvidia Potential memory leaks with POCL Nvidia Nov 17, 2020
@inducer
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inducer commented Nov 17, 2020

Thoughts from the CS meeting today:

  • Try running with valgrind
  • Try running with Nvidia CL (suggested by @kaushikcfd)
  • What's with the slow growth on the CPU (@matthiasdiener)

@matthiasdiener
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This seems to be not an issue with larger input sets (vortex-mpi, 130,000 elements):

image

Maybe some kind of GC weirdness?

@inducer inducer mentioned this issue Feb 3, 2021
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