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En ciencias de la computación, el uso comp … En ciencias de la computación, el uso compartido falso (conocido como false sharing en inglés) es un patrón de uso que puede reducir el rendimiento de cachés distribuidas con coherencia en los bloques de recurso de tamaño más pequeño gestionado por el mecanismo de caché.ueño gestionado por el mecanismo de caché.
, In computer science, false sharing is a pe … In computer science, false sharing is a performance-degrading usage pattern that can arise in systems with distributed, coherent caches at the size of the smallest resource block managed by the caching mechanism. When a system participant attempts to periodically access data that is not being altered by another party, but that data shares a cache block with data that is being altered, the caching protocol may force the first participant to reload the whole cache block despite a lack of logical necessity. The caching system is unaware of activity within this block and forces the first participant to bear the caching system overhead required by true shared access of a resource.uired by true shared access of a resource.
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http://www.drdobbs.com/parallel/eliminate-false-sharing/217500206 +
, http://psy-lob-saw.blogspot.sg/2013/05/know-thy-java-object-memory-layout.html +
, https://parallelcomputing2017.wordpress.com/2017/03/17/understanding-false-sharing/ +
, http://cpp-today.blogspot.com/2008/05/false-sharing-hits-again.html +
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En ciencias de la computación, el uso comp … En ciencias de la computación, el uso compartido falso (conocido como false sharing en inglés) es un patrón de uso que puede reducir el rendimiento de cachés distribuidas con coherencia en los bloques de recurso de tamaño más pequeño gestionado por el mecanismo de caché.ueño gestionado por el mecanismo de caché.
, In computer science, false sharing is a pe … In computer science, false sharing is a performance-degrading usage pattern that can arise in systems with distributed, coherent caches at the size of the smallest resource block managed by the caching mechanism. When a system participant attempts to periodically access data that is not being altered by another party, but that data shares a cache block with data that is being altered, the caching protocol may force the first participant to reload the whole cache block despite a lack of logical necessity. The caching system is unaware of activity within this block and forces the first participant to bear the caching system overhead required by true shared access of a resource.uired by true shared access of a resource.
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Uso compartido falso
, False sharing
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