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feat: enable ZeRO-3 sharding for TextEncoder and EMA model #492

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feat: enable ZeRO-3 sharding for TextEncoder and EMA model #492

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@wuxibin89 wuxibin89 commented Oct 22, 2024

For OpenSoraT2V_v1_3-2B/122 model

  • VAE: no sharding
  • DiT: ZeRO-2
  • EMA: ZeRO-3 with FP32
  • T5: ZeRO-3
10/22/2024 16:33:05 - INFO - __main__ - Load VAE model finish, memory_allocated: 0.27 GB
10/22/2024 16:33:34 - INFO - __main__ - Load diffusion model finish, memory_allocated: 6.08 GB
10/22/2024 16:33:35 - INFO - __main__ - Load EMA model finish, memory_allocated: 6.73 GB
10/22/2024 16:34:25 - INFO - __main__ - Load text encoder model 1 finish, memory_allocated: 7.39 GB

@jzhang38 jzhang38 mentioned this pull request Oct 26, 2024
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@jzhang38 jzhang38 mentioned this pull request Nov 8, 2024
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