RTRWs

RTRWs is an acronym used in multiple domains, and there is no single universal definition. In technology and information systems, the term most commonly appears in discussions of caching and storage policies.

In computing, RTRWs typically refers to a caching approach that combines read-through and write-through behavior. In a read-through cache, a cache miss triggers loading the requested data from a backing store and populating the cache. In a write-through cache, every write operation is performed on both the cache and the backing store, helping maintain data coherence between layers. An RTRW configuration applies both concepts, so reads are served from the cache when available and writes propagate immediately to the underlying storage. Benefits include simpler coherence and potentially faster read access, while trade-offs involve added latency on write paths and the need to manage synchronization with the backing store, especially in distributed environments.

Beyond caching, RTRWs can appear in other, domain-specific contexts, where the exact meaning is defined by the relevant literature or organizational usage. Because the acronym is not standardized, readers should consult the specific source to determine what RTRWs denotes in that context.

See also: caching, read-through cache, write-through cache, cache coherence.