Spurious Wakeups — Why a Condition Variable Wakes "Without a Notification" and How to Wait Correctly on Windows (archived 2026-09-08)
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Abstract
Condition variable waits can wake with no notification (spurious wakeups). Why Windows allows it, and the correct while-and-predicate wait in Win32, C++, and C#. Archived version of https://comcomponent.com/en/blog/windows-condition-variable-spurious-wakeup/, as published on 2026-09-08. The live article is maintained and may change after this date. First published 2026-08-22.
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View paper (DOI)Open access versionOpenAlexZenodo (CERN European Organization for Nuclear Research)Published 2026-09-08
Authors: Go Komura
Institutions: Fujikura (United States)