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Checkpointing implementation #2793
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garious
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Feb 16, 2019
Banks can fork.
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I would actually rather not use BankDelta. I think the final form should be based on persistent accounts #2769. |
lijunwangs
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Problem
This implements bank checkpointing and forking. But current code base does not synchronize well between tpu/tvu transitions and leader schedule updates. So creating a fork inside replay_stage wont work.
Summary of Changes
Implements checkpointing, and factors out all the checkpoint and state management out of the bank.
Fixes #