Storage Resource Management
Automating Storage Management
HSM and ADM Features
• Common features to HSM and ADM:
– Monitors data usage to update priority status
– Migrates lower priority data to slower storage media
– Uses “stubs” or pointers to locate migrated data
– Automatically updates stubs to reflect file locations
• Additional features provided by ADM:
– Discovery and classification tools
• How do administrators locate and categorize information?
– Policy engine:
• Type and detail of criteria used to prioritize data
– Number and type of media options for migration
• Multiple levels of online, nearline, offline storage
– Transparency of archived file retrieval
• Depends in part on storage media