[hotfix] fix zero ddp buffer cast #1376
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FrankLeeeee
reviewed
Jul 28, 2022
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| def _cast_buffers(self): | ||
| for buffer in self.module.buffers(): | ||
| buffer.data = buffer.cuda() |
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Why this must be on cuda?
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Buffers are computed on cuda. Zero doesn't manage buffers, so we just move them to cuda during initializing.
feifeibear
approved these changes
Jul 28, 2022
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