LiveR enables live reconfiguration for elastic LLM training by asynchronously preparing new parallel worlds and streaming reshaped model state over interconnects, reducing downtime to seconds and achieving 14-23x faster reconfiguration than checkpoint/restart.
Varuna: scalable, low-cost training of massive deep learning models
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LiveR: Fine-Grained Elasticity via Live Reconfiguration for Model Training
LiveR enables live reconfiguration for elastic LLM training by asynchronously preparing new parallel worlds and streaming reshaped model state over interconnects, reducing downtime to seconds and achieving 14-23x faster reconfiguration than checkpoint/restart.