Dell Products Inc.

Uday D Shet

Peyman Najafirad

Ramesh S Rajagopalan

A system and method is disclosed for the adaptive and dynamic adjustment of the characteristics of a cache on a basis that is specific the operation of each logical unit. A storage controller may include a cache. The cache is subdivided so that a portion of the cache is associated with each logical unit that is coupled to the storage controller. A cache management utility monitors the data access commands transmitted to each logical unit of the storage array. The size of the portion of the cache dedicated to each logical unit may be adjusted on the basis of the data access commands directed to the logical unit. The size of the read cache subportion and the size of the write cache subportion of a cache portion associated with a single logical unit may be adjusted on the basis of the read and write commands directed to the logical unit.

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Honnavar, India

Uday D Shet