Remove AsyncLLMEngine busy loop, shield background task #1059
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Signed-off-by: Antoni Baum <antoni.baum@protonmail.com>
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Signed-off-by: Antoni Baum <antoni.baum@protonmail.com>
…Yard1/vllm into remove_busy_loop_from_async_llm
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…vllm-project#1059) Same PR as [1020](HabanaAI#1020) but for 1.21
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This PR reduces CPU utilisation of
AsyncLLMEngineby replacing busy looping with anasyncio.Eventtriggered whenever there are new requests, and makes sure that the background loop task is shielded from cancellation.