CTR tracks HSM and ILM.
This month, CTR See click-through rate. continues its ongoing coverage of architectural approaches to data management with special sections devoted to HSM (1) (Hierarchical Storage Management) The automatic movement of files from hard disk to slower, less-expensive storage media. The typical hierarchy is from magnetic disk to optical disc to tape. and ILM.
Hierarchical Storage Management See HSM. is the policy-based management See policy management. of file backup, recovery and archiving. HSM originated on standalone, mainframe systems, but grew to the distributed network.
We also continue to explore Information Lifecycle Management--a concept still in development. The implementation of ILM and its readiness for prime time is something each integrator must decide on a client-by-client basis.
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