Cache invalidation is a process in a computer system whereby entries in a cache are replaced or removed. It can be done explicitly, as part of a cache...
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(HTTP) defines three basic mechanisms for controlling caches: freshness, validation, and invalidation. This is specified in the header of HTTP response messages...
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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...
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integrated internal cache instead. Cache walking on deletes or invalidation events: Cache designs that leverage external cache engines such as Redis or Hazelcast...
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Memcached (redirect from Memory Cache Daemon)
a correct or incomplete cache. An alternate cache-invalidation strategy is to store a random number in an agreed-upon cache entry and to incorporate...
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device, avoiding the cache, while all writes go directly to the origin device; any cache write hits also cause invalidation of the cached blocks. The pass-through...
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Direct memory access (section Cache coherency)
signaled to the cache controller which then performs a cache invalidation for DMA writes or cache flush for DMA reads. Non-coherent systems leave this to...
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and L2. Now, if there is an eviction from L2, the L2 cache sends a back invalidation to the L1 cache, so that inclusion is not violated. As illustrated...
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an "Invalidation" transaction is sent on the bus to invalidate all the other caches. - The cache is set (or remains) M and all the other caches are set...
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MESI protocol (category Cache coherency)
CPU can't scan the invalidation queue, as that CPU and the invalidation queue are physically located on opposite sides of the cache. As a result, memory...
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Bus snooping (redirect from Cache snooping)
action to ensure cache coherency. The action can be a flush or an invalidation of the cache block. It also involves a change of cache block state depending...
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through the addition of a 'volatile' bit tag, providing control over cache invalidation, and reducing the impact of simultaneous graphical and general purpose...
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hugepage) L : cache-line size (e.g. 32L = 32-byte cache line size) S : cache sector size (e.g. 2S means that the cache uses sectors of 2 cache-lines each)...
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window Array Coordination Multiprocessing Memory coherence Cache coherence Cache invalidation Barrier Synchronization Application checkpointing Programming...
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operation. Instead, all invalidation is done by writes to main memory. For any given pair of caches, the permitted states of a given cache line are as follows...
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window Array Coordination Multiprocessing Memory coherence Cache coherence Cache invalidation Barrier Synchronization Application checkpointing Programming...
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located within a few bytes to the one of the modifying code. The cache invalidation issue on modern processors usually means that self-modifying code...
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window Array Coordination Multiprocessing Memory coherence Cache coherence Cache invalidation Barrier Synchronization Application checkpointing Programming...
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Bcache (category Solid-state caching)
I/O is not cached, to avoid rapid SSD cache invalidation on such operations that are already suitable enough for HDDs; going around the cache for big sequential...
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caches that may store the same value in more than one location, with the possibility of incorrect program execution. These computers require a cache coherency...
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MOESI protocol (category Cache coherency)
description see Cache coherency protocols (examples)) In computing, MOESI ("Modified Owned Exclusive Shared Invalid") is a full cache coherency protocol...
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engineering, directory-based cache coherence is a type of cache coherence mechanism, where directories are used to manage caches in place of bus snooping...
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remove it from the cache, in case of a tie (i.e., two or more keys with the same frequency), the Least Recently Used key would be invalidated. Ideal LFU: there...
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A CPU cache is a piece of hardware that reduces access time to data in memory by keeping some part of the frequently used data of the main memory in a...
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in the cache. These states correspond to the Exclusive, Shared, and Modified states of the MESI protocol. This protocol never causes invalidation, so the...
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template engine Inheritance of web templates Cache framework with trigger-based and timeout-based invalidation Support of Ajax and Comet programming Form...
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MESIF protocol (category Cache coherency)
The MESIF protocol is a cache coherency and memory coherence protocol developed by Intel for cache coherent non-uniform memory architectures. The protocol...
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Manifest file (section HTML5 cache manifest)
locally. An HTML5 cache manifest is served with its content type set to "text/cache-manifest". Example of a cache manifest: CACHE MANIFEST /test.css...
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window Array Coordination Multiprocessing Memory coherence Cache coherence Cache invalidation Barrier Synchronization Application checkpointing Programming...
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computing, a cache control instruction is a hint embedded in the instruction stream of a processor intended to improve the performance of hardware caches, using...
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