disk cache

(redirected from Cache buffer)
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Related to Cache buffer: disk cache, Cache hit
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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
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References in periodicals archive ?
The MG08 features 7,200rpm performance, a 550TB per year workload rating, a 2.5 million-hour MTTF, a 512Mib cache buffer and a choice of SATA and SAS interfaces--all in an industry-standard, 3.5-inch form factor.
It can also leverage system RAM to increase performance via DRAM Cache Buffer, helping maintain consistent throughput even during the most intense tasks.
The drive uses a 6Gbps SATA interface and a 64MB cache buffer. It has a 2 million hour mean-time-between-failure rating.
It features a 64MB cache buffer and uses Hitachi's patented Advanced Power Management technology to reduce power consumption.
The disk cache buffer is so big that if data is going to be read, it's probably still in the disk buffer."