Cache coherence
id:
cache-coherence-287-9519300
title:
Cache coherence
text:
In computer architecture, cache coherence is the uniformity of shared resource data that ends up stored in multiple local caches. When clients in a system maintain caches of a common memory resource, problems may arise with incoherent data, which is particularly the case with CPUs in a multiprocessing system. In the illustration on the right, consider both the clients have a cached copy of a particular memory block from a previous read. Suppose the client on the bottom updates/changes that memor
brand slug:
wiki
category slug:
encyclopedia
description:
Computer architecture term concerning shared resource data
original url:
https://en.wikipedia.org/wiki/Cache_coherence
date created:
date modified:
2024-03-22T20:12:51Z
main entity:
{"identifier":"Q1025017","url":"https://www.wikidata.org/entity/Q1025017"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/e/ea/Non_Coherent.gif","width":1200,"height":699}
fields total:
13
integrity:
15