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Small DQN on CPU: How do you scale the learner side

I have been training a small DQN on CPU and was stuck around 400 steps/sec with a single env. I tried to increase the threads but did not help. Then I asked claude and it gave me the idea of having sperate workers. That is to replicate the environments and update the learner at the end of certain b…

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  1. 2026-09-26 19:35 · r/reinforcementlearning
    Small DQN on CPU: How do you scale the learner side

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