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Choosing Parallelism

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To choose the parallelism strategies of a job and apply them in d9d, use these sources:

  • What each strategy costs and how to combine them: The Ultra-Scale Playbook explains data, fully sharded, tensor, context, expert and pipeline parallelism with measurements.
  • How to apply a strategy in d9d: Horizontal Parallelism covers data, fully sharded and expert parallelism. Pipeline Parallelism covers the stages and the schedules.
  • How to launch a job on several GPUs: See Running Jobs.