What is new or changed in z/VM 7.2
The following topics describe the product enhancements and other changes included in
the general availability (GA) of z/VM 7.2:
- GA enhancements and other changes
- Subcapacity pricing terms for z/VM and select z/VM-based programs
- z/VM Continuous Delivery model
- Interaction with the z/VM community
- Hypervisor efficiency and scalability
- System ease of use improvements
- Hardware currency and exploitation
- Security enhancements
- Installation, migration, and serviceability
- Additional changes
- Statements of general direction
Some z/VM® facilities and functions might require additional hardware or software support. See Technical information.
For additional information about the changes to external interfaces in z/VM 7.2, see z/VM: Migration Guide.
Post-GA New Function APARs
- Hypervisor efficiency and scalability
- System ease of use improvements
- [APAR] DirMaint Health Checker
- [APAR] EDEVICE optional LUN specification
- [APAR] CP QUERY DEVICES command
- [APAR] CP New Feature Interrogation API
- [APAR] Fast Dump Distiller
- [APAR] Spool information enhancements
- [APAR] Improve I/O Time for Dump Processing
- [APAR] DirMaint Performance Enhancements
- [APAR] Preserve Partial Hard Abend Dump
- [APAR] SMAPI Query Processors API
- Hardware currency and exploitation
- [APAR] Performance Toolkit support for simultaneous multithreading (SMT)
- [APAR] Guest HyperPAV alias support for 1-End minidisks
- [APAR] FlashCopy preserve mirror support
- [APAR] Non-fullpack minidisk High Performance FICON Support
- [APAR] 4 TB Real Memory Support
- [APAR] z/Architecture Extended Configuration (z/XC) support
- [APAR] PCI Guest Instruction Performance Improvements
- [APAR] Performance Toolkit Support for z/XC-Mode Virtual Machines
- [APAR] Dynamic Memory Downgrade (DMD) enablement
- [APAR] Performance Toolkit support for Dynamic Memory Downgrade
- [APAR] Improved Live Guest Relocation for Crypto Environments with Mixed Adapter Types
- [APAR] Single System Image (SSI) prerequisite support for future-server compatibility
- [APAR] EDEVICE Path Management Enhancements
- [APAR] z/VM Support for IBM z16® Family
- [APAR] Host Exploitation of Crypto Interruptions
- Security enhancements
- Installation, migration, and serviceability
- Connectivity and networking
- Additional changes
For information about PTF availability for these APARs, see the following web pages:
GA enhancements and other changes
- System ease of use improvements
- Hardware currency and exploitation
- [7.2] Architecture level set (ALS)
- [7.2] Adjunct Virtual Machine Support
- [7.2] MSS Multi-Target PPRC Exploitation
- [7.2] xDisk Scalability
- [7.2] System Recovery Boost enabled by default
- [7.2] HiperDispatch default unparking setting changed to UNPARKING MEDIUM
- [7.2] FICON Express16S cold boot recovery support
- Security enhancements
- Installation, migration, and serviceability
- Additional changes