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Fix deadlock in AsyncWrapper reset_state()#38427

Merged

shunping merged 9 commits into

apache:masterapache/beam:masterfrom

shunping:fix-async-dofnshunping/beam:fix-async-dofnCopy head branch name to clipboard

May 11, 2026

Conversation Commits9 (9)Checks Files changed

Merged

Fix deadlock in AsyncWrapper reset_state()#38427
shunping merged 9 commits into
apache:masterfrom
shunping:fix-async-dofn

Commits

Commits on May 9, 2026

Add a test to reproduce hanging.
shunping
committed
Fix deadlock between shutdown in main thread and done callback in worker threads.
shunping
committed
Address review comments.
shunping
committed
Fix format
shunping
committed
Modify the test to cover reset_state() hanging in asyncio mode.
shunping
committed
Fix the deadlock when asyncio is used.
shunping
committed
Fix formatting.
shunping
committed
Increase timeout to reduce false-positives.
shunping
committed
Revise test function names and some comments.
shunping
committed

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