false sharing

noun

A performance-degrading usage pattern where the size of units in a cache means that the system may reload entire units even when it is not necessary.

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Meanings

nounfalse sharing (uncountable)
  1. uncountablecomputingA performance-degrading usage pattern where the size of units in a cache means that the system may reload entire units even when it is not necessary.
Cite this entry
APA

false sharing. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/false%20sharing

MLA

“false sharing.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/false%20sharing. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “false sharing,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/false%20sharing.

Source: false sharing on Wiktionary, CC BY-SA 4.0.