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rfpipe on GPU cluster #4

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caseyjlaw opened this issue Sep 21, 2016 · 1 comment
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rfpipe on GPU cluster #4

caseyjlaw opened this issue Sep 21, 2016 · 1 comment
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@caseyjlaw commented on Wed Sep 21 2016

key questions:

  • latency?
  • GPU utilization?
  • is memory buffer adequate for typical VLA observing patterns?
@caseyjlaw caseyjlaw mentioned this issue Sep 21, 2016
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@caseyjlaw caseyjlaw self-assigned this Sep 21, 2016
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First pass at testing rfgpu shows that we can use two GPUs in parallel with distributed. GPU algorithm by Paul is ~30x faster than CPU (numba) algorithm by Casey. Data movement is minimized by thresholding on GPU.

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