Run async UDFs on a dedicated event-loop thread#124

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kesmit13 merged 21 commits into

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users/asaini/event-loop-worker

Jun 17, 2026

Commits on Jun 15, 2026

increase uvicorn keep alive
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Fix async UDF event loop starvation under heavy load in Jupyter

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Ensure proper cancellation of async UDFs in dedicated loop

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Fix create_task expecting coroutine, use ensure_future for wrapped future

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Call Application.shutdown() when replacing UDF server

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Propagate cancellation to UDF loop and prevent thread leak on failure

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Fix udf_future NameError and lazily initialize UDF event loop

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Reset UDF loop state in shutdown() to allow safe reuse

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Use thread-per-request for async UDFs instead of shared event loop

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Add cancellable wrapper for responsive async UDF cancellation

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Fix event loop closed error and add comprehensive UDF dispatch tests

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reuse event loop across requests on same thread

nkitsaini
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cursoragent
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dedicated async thread
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more logs
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pin ip
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Revert "pin ip"
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rewrite
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rewrite 2
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Commits on Jun 16, 2026

improve comments
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Commits on Jun 17, 2026