Last Updated
：2025/12/02
sleeping barber problem
Noun
Japanese Meaning
コンピュータサイエンスにおける同期の問題を指し、1つのプロセス（またはスレッド）が複数の他のスレッドからの要求に応答し、要求がない時は休止状態（睡眠状態）に入る状況を表す。これにより、場合によっては各構成要素が互いに待ち状態になり、デッドロックや効率低下といった問題を引き起こす可能性がある。
Sense（1）
（ plural ）
Quizzes for review
(computing theory) A problem of interprocess communication and synchronization where one process responds to requests from multiple other threads and sleeps when not doing so. In some cases this may lead to an undesirable state where components are waiting for each other despite being ready.
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sleeping barber problem
During code review, we realized the sleeping barber problem was causing the server thread to sleep while clients queued indefinitely, so we refactored the synchronization logic.
See correct answer
During code review, we realized the sleeping barber problem was causing the server thread to sleep while clients queued indefinitely, so we refactored the synchronization logic.
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