AMASS Overview
D
DAS™
Distributed AML Server. An ADIC software product with both client and server components. The server component is installed on an OS/2 PC and the client component is installed on the same UNIX workstation where AMASS is installed. With DAS, AMASS supports different media types in the same library.
DataClass group
Migration directories with the same associated data class parameters are in the same DataClass grouping. A
DataMgr™
An optional ADIC HSM software product. DataMgr in conjunction with AMASS for UNIX provides a method for migrating client files — based on frequency of access — from fast, expensive media to slower, more economical media. DataMgr migrates (and reloads) files either manually or automatically. See also HSM.
dead space
Random space that remains on a volume after files have been deleted.
DLT™
Digital Linear Tape.
DMFS
DataMgr File System component of DataMgr. The DMFS provides file migration capability for each machine it is installed on. It is installed on all client machines that have a file system migrated by DataMgr.
drive pool
A logical grouping of drives that provide drive sharing capability between clients. A
drives
A physical device used to read and write data on media. AMASS manages the drives to perform the following tasks:
•Service data movement requests
•Handle library services
•Schedule read and write requests
Glossary |