cache hit


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Related to cache hit: Cache miss

cache hit

(storage)
A request to read from memory which can satisfied from the cache without using the main memory.

Opposite: cache miss.

cache hit

Finding and retrieving an instruction or item of data in a cache. Contrast with cache miss. See cache.
References in periodicals archive ?
The way to improve the cache memory performance is to improve the cache hit rate.
The evaluation results showed that TBF achieves a better cache hit rate and operations per second comparable to those of LRU in spite of its much smaller memory requirements (Cristian et al.
If a cache hit occurs, the reference bit is set to 1.
The results we obtained for the cache hit ratio under different cache sizes are displayed in Figures 2, 3 and 4.
Thus, when a response varies on the User-agent header we can only get a cache hit for clients running the exact same version of the browser, on the same operating system.
Although local client caches are effective, the performance of a distributed file system is often limited by the poor server cache hit rate [Dahlin et al.
Prefetch efficiency is defined to be the ratio of useful prefetches to total prefetches where a useful prefetch occurs whenever a prefetched block results in a cache hit.
If a reuse results in a cache hit we say that the reuse is realized.
14) As can be seen in the figure, the avoidance-based algorithms all have higher client cache hit rates than C2PL.
Similarly, when the data are already in the cache, it is called a cache hit.
The key performance metrics of Cassandra monitored by Applications Manager include heap size and usage, garbage collection, IO wait, cache hit rate and compaction count.
We conduct simulation experiments to validate the effectiveness of our proposed SCD algorithm, and numerical results indicate that the proposed solution can effectively increase cache hit rate, reduce outbound traffic and content delivery latency compared with existing caching strategies.