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FAQ file for TorchRec #3222

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Summary:
docs: Add FAQ for TorchRec

This commit introduces a new FAQ.md file to address common questions regarding TorchRec for large model and embedding training.

The FAQ covers:

  • General concepts and use cases for TorchRec and FSDP.
  • Sharding strategies and distributed training in TorchRec.
  • Memory management and performance optimization for large embedding tables.
  • Integration with existing systems.
  • Common technical challenges encountered by users.
  • Best practices for model design and evaluation.

The goal is to provide a comprehensive resource for users facing challenges with large-scale recommendation systems and distributed training, improving clarity and reducing common pain points.

Differential Revision: D78769752

Summary:
docs: Add FAQ for TorchRec

This commit introduces a new FAQ.md file to address common questions regarding TorchRec  for large model and embedding training.

The FAQ covers:
- General concepts and use cases for TorchRec and FSDP.
- Sharding strategies and distributed training in TorchRec.
- Memory management and performance optimization for large embedding tables.
- Integration with existing systems.
- Common technical challenges encountered by users.
- Best practices for model design and evaluation.

The goal is to provide a comprehensive resource for users facing challenges with large-scale recommendation systems and distributed training, improving clarity and reducing common pain points.

Differential Revision: D78769752
@facebook-github-bot facebook-github-bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Jul 22, 2025
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This pull request was exported from Phabricator. Differential Revision: D78769752

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