disk cache


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Noun1.disk cache - a cache that stores copies of frequently used disk sectors in random access memory (RAM) so they can be read without accessing the slower disk
memory cache, cache - (computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics
References in periodicals archive ?
Documents contained within the Red Disk cache also contained sensitive information, including private keys used for the system to access other servers maintained by the intelligence community.
Supply, installation and commissioning of a new - the hitherto existing system replaced - centralized backup system (backup system) for the IT Service Centre of the University of Bayreuth, consisting of backup server disk cache system, tape library and FC switches.
The current popular hybrid disk cache size appears to be around four gigabytes, which should suffice for most home users.
The first of them represents the behaviour of disk cache and it was initially modelled like simple First In First Out (FIFO) queue.
Bandwidth hungry applications are accelerated using a central disk cache of up to 18TB.
Nine peer-reviewed papers look at FASTer FTL for enterprise-class flash memory solid state drives (SSD), enhancing checkpoint performance with staging IO and SSD, NAND flash-based disk cache using SLC/MLC combined flash memory, applying hashing to optimize file systems for small file reads, a distributed network file system supporting fast data insertion and truncation, fast and efficient file system metadata storage, using transparent compression at the block level to increase storage space efficiency, parallel Reed/Solomon coding on multicore processors, and explicit coordination for preventing congestion in data center ethernet.
RAM can also contain a special area called a disk cache that contains the data most recently read in from the hard disk.
In practice, reading from disk is a bit faster than writing and this real-life situation in the model is presented with some smaller service time delay produced by the disk cache.
When the data is not required to be in primary storage, it is sent to either disk cache or a tape drive within a tape library.
An external solid-state disk cache can provide advantages beyond these traditional "built-in" caches.
There is an issue with larger FileMaker databases and the disk cache size in Mac OS 8.
Click on Cache just below that, and then click the Clear Disk Cache button.