IBM S/390 Reference Manual page 5

Internal Disk
• High capacity disk storage—up to 792 GB
• SSA RAID-5 Protected Integrated usable DASD
• Seven logical volume formats
– 3380-J, E, K and 3390-1, 2, 3, 9 format options
• Read caching
• Fast Write provided by disk adapter
• Disk scrubbing
• Hot Spare
Processor Resource/Systems Manager™ (PR/SM™)
• Up to 15 LPARs
®
• VM/ESA Multiple Preferred Guest Support
• Multiple Image Facility (MIF) for sharing
ESCON channels and Internal Disk across
PR/SM partitions
– Internal Coupling Sender (ICS)
• Enhanced Dynamic Storage Reconfiguration
• Logical CP Vary On/Off
• CPU Resource Capping
• LPAR alternate wait management
• Technology enhanced partition weight
management
• LPAR Definitions Retained
• LPAR Time Management Reporting
• LPAR Preferred Path
• Automatic Reconfiguration Facility
• 2 GB Central Storage per LPAR
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Additional Advanced Functions
• Hardware-Assisted Data Compression
• Asynchronous Data Mover Facility (ADMF)
• Year 2000 Sysplex Test Datesource
• DB2 Sort Assist
• Enhanced MOVEPAGE (MVPG/2)
• Hiperbatch™
• Data Spaces
• Hipersorting
• Asynchronous Pageout Facility
• Logical String Assist
• Scalar Enhancements (Square Root only)
• S/390 Architecture Extensions
Optional Advanced Functions
• Cryptographic Coprocessor Feature
• Exportable Data Encryption Algorithms
• Single phase power
• Internal Battery Feature
• HMC
• Internal Disk
• Integrated Facility for Linux
®
(IFL) on Multiprise 3000
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