Dell Products Inc.

Jie Wu

Frederick K H Lee

Robert J Proulx

A storage subsystem read voltage determination system coupled to a first storage subsystem may read data from the first storage subsystem at a plurality of different read voltage sets and, for each of the plurality of read voltage sets, generate a respective bit error probability distribution of a number of bit errors per codeword provided by the data read from the first storage subsystem. The storage subsystem read voltage provisioning system also generates an error correction capability graph associated with error correction code used by the first storage subsystem and, based on the bit error probability distributions and the error correction capability graph, generates a respective average codeword error rate for each of the plurality of read voltage sets. The storage subsystem read voltage provisioning system then identifies a first read voltage set for which a minimum average codeword error rate was determined.

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San Jose, CA, United States of America

Jie Wu