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Definition: ESM

(1) (Enterprise Storage Management) Managing the online, nearline and offline storage within a large company. ESM includes analysis of storage requirements as well as making routine copies of files and databases for backup, archiving, disaster recovery, hierarchical storage management (HSM) and testing purposes. See SAN and HSM.

(2) (Enterprise Systems Management) Systems management within a large company. See systems management.

(3) (Enterprise Security Management) Security management within a large company. See computer security.